Presentations

University of South Carolina Neurodevelopmental Disorders Lab
Lab Member Presentations since 2010
(Lab members designated in bold text; undergraduate students designated with +)

2023 Conferences

• Hunt, E., Smith, J., Knott, C., Arnold, H., & Roberts, J. (2023, May 12). The role of clinical best estimation in determining anxiety in genetic disorders. [Invited presentation]. Cerebra Network Workshop: Anxiety in Rare Genetic Syndromes, Warwick, England.
• Black, C. J., Hogan, A., & Roberts, J. E. (2023, May 3-6). The emergence and predictive utility of early markers of social anxiety in young children with fragile X syndrome. In E. Storch (Chair), David Zeaman Student Awards Session [Panel session]. International Society for Autism Research, Stockholm, Sweden. 
• Hantman, R. M., Will, E. A., Layton, K., Hartley, S., Fairchild, A., & Roberts, J. E. (2023, May 3-6). The Differential Impact of Parental Stress on Maternal-Child Cortisol Attunement in Neurotypical Development, Autism, and Fragile X Syndrome [Poster Session]. International Society for Autism Research, Stockholm, Sweden. 
• Will, E. A., Hantman, R. M., & Knott, C. E. (2023, May 3-6). Early Features of Autism in Genetic Conditions Associated with Intellectual Disability: The Role of Development [Poster Session]. International Society for Autism Research, Stockholm, Sweden.
• Hogan, A. L., Smith, K. D., Hunt, E., Fairchild, A., & Roberts, J. E. (2023, May 3-6). Longitudinal Investigation of Anxiety Symptoms and Physiological Regulation in Young Autistic Children [Poster Session]. International Society for Autism Research, Stockholm, Sweden. 
• Caravella, K., Donovan, K., Hills, K, & Roberts, J. E. (2023, May 3-6). Longitudinal Stability of Autism Spectrum Disorder Diagnoses in 2–7-Year-Old Males with Fragile X Syndrome [Poster Session]. International Society for Autism Research, Stockholm, Sweden. 
• Guy, M. W., Richards, J. E., Hogan, A. L., & Roberts, J. E. (2023, May 3-6). Neural Correlates of Face Processing in Children with Fragile X Syndrome and Autism Spectrum Disorder [Poster Session]. International Society for Autism Research, Stockholm, Sweden. 
• Guy, M. W., Conte, S., Hogan, A. L., Bursalioglu, A., Richards, J. E., & Roberts, J. E. (2023, May 3-6). The P1 Event-Related Potential Response Is Associated with Sensory Responsivity in Infants with Fragile X Syndrome and High Familial Risk for Autism [Poster Session]. International Society for Autism Research, Stockholm, Sweden. 
• Aloi, S.+, Hunt, E., & Roberts, J. E. (2023, April 21). Examination of Genetic Associations with Autism Symptoms, Adaptive Living Skills, and Developmental Ability in Fragile X Syndrome [Poster Session]. Discover USC, Columbia, SC, United States. 
•  Hunt, E., & Roberts, J. E. (2023, April 21). Components of Self-regulation in Young Children with Fragile X Syndrome [Poster Session]. Discover USC, Columbia, SC, United States. 
• Ngo, N.+, Hunt, E., & Roberts, J. E. (2023, April 21). The Relationship Between Genetic Markers: Physiological Activity & Anxiety in Female Adults with the FMR1 Permutation [Poster Session]. Discover USC, Columbia, SC, United States. 
• Steele, T.+, Hunt, E., & Roberts, J. E. (2023, April 21). The Relationship Between Language Regression, Autism Spectrum Disorder & Fragile X Syndrome [Poster Session]. Discover USC, Columbia, SC, United States.
• Valenta, I.+, Hunt, E., & Roberts, J. E. (2023, April 21). Biobehavioral Mechanisms Underlying Frustration Tolerance in Children with Fragile X Syndrome [Poster Session]. Discover USC, Columbia, SC, United States.
• Wellons, E.+, Gaita, A.+, Gardner, K.+, Lynch, D., Arnold, H., & Roberts, J. E. (2023, April 21). Emotion Regulation Differences in Children with Fragile X Syndrome and Typically Developing Children [Poster Session]. Discover USC, Columbia, SC, United States.
• Albertson, F.+, & Will, E. (2023, April 21). Examining the impact of congenital heart defects on development in children with Down syndrome [Poster Session]. Discover USC, Columbia, SC, United States.
• Gart, A.+, Whitener, E.+, Smith, J., & Will, E. (2023, April 21). The Differences in Parent-reported Attention at 12 and 24-months Between Children with DS with and without CHD [Poster Session]. Discover USC, Columbia, SC, United States.
• Holden, A.+, Leary, E.+, & Will, E. (2023, April 21). Variation of Communication Skills Associated with Congenital Heart Defects in Children with Down syndrome [Poster Session]. Discover USC, Columbia, SC, United States.
• King, T., Boyd, B., & Roberts, J. E.  (2023, April 10-13). Understanding Training Grants at Graduate and Post-Doctoral levels [Symposium]. 55th Gatlinburg Conference, Kansas City, MO, United States. 
• Arnold, H., Smith, J., Hunt, E., Hogan, A., & Roberts, J. E. (2023, April 10-13). Physiological Reactivity to Frustration in Young Children with Fragile X Syndrome [Poster Session]. 55th Gatlinburg Conference, Kansas City, MO, United States. 
• Moser, C., Bryant, T., Thurman, A. J., Adlof, S., Roberts, J. E., Abbeduto, L., & Klusek, J. (2023, April 10-13). Understand Reading Comprehension in Youth with Fragile X Syndrome: An Application of the Simple View of Reading [Poster Session]. 55th Gatlinburg Conference, Kansas City, MO, United States. 
• Albertson, Faith+, Hunt, E., Smith, J., & Will, E. (2023, April 10-13). Developmental Variation Associated with Congenital Heart Defects in Infants with Down syndrome [Poster Session]. 55th Gatlinburg Conference, Kansas City, MO, United States. 
• Hunt, E., Arnold, H., & Roberts, J. (2023, April 10-13). Executive Function in Middle Childhood in Fragile X Syndrome: Longitudinal Associations with Early Inhibitory Control and ASD Symptom [Poster Session]. 55th Gatlinburg Conference, Kansas City, MO, United States. 

2022 Conferences

• Richards, J. E., Guy, M. W., Hogan, A. L., & Roberts. J .E. (2022, Sept. 28 – Oct. 2). Event-related potentials in children with fragile X syndrome and autism spectrum disorder [Paper Presentation]. Society for Psychophysiological Research, Vancouver, Canada. 
• Hantman, R., Will, E. A., & Roberts, J. E. (2022, May 11-14). Maternal Cortisol Predicts Child Cortisol in Autism Spectrum Disorder and Fragile X Syndrome [Poster Session]. International Society for Autism Research, Austin, TX, United States. 
• Hunt, E., Will, E. A., & Roberts, J. E. (2022, May 11-14). The Role of Autism Core Features and Inhibitory Control in Parent-Child Interactions across FXS Versus ASD [Poster Session]. International Society for Autism Research, Austin, TX, United States. 
• Wall, C. A., & Roberts, J. E. (2022, May 11-14). Biobehavioral Profiles of Social Impairments in Autism Spectrum Disorder and Fragile X Syndrome [Poster Session]. International Society for Autism Research, Austin, TX, United States. 
• Guy, M. W., Richards, J. E., Hogan, A. L., Black, C. B., & Roberts, J. E. (2022, May 11-14). Neural Correlates of Face Processing in Children with Autism, Fragile X Syndrome, Unaffected Siblings of Children with Autism, and Typical Development [Oral Presentation]. International Society for Autism Research, Austin, TX, United States.
• Guy, M. W., Conte, S., Hogan, A. L., Bursalioglu, A., Richards, J. E., & Roberts, J. E. (2022, May 11-14). The P1 Event-Related Potential Response Is Associated with Sensory Responsivity in Infants with Fragile X Syndrome and High Familial Risk for Autism [Oral Presentation]. International Society for Autism Research, Austin, TX, United States.
• Bangert, K., Klusek, J., & Roberts, J. (2022, April 22).  A Comparison of Expressive, Receptive, and Pragmatic Language Ability and Autonomic Nervous System Functioning in Children with Autism. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Walker, S.+, Knott, C., & Roberts, J. (2022, April 22). Maternal Mental Health and Associated Outcomes in Fragile X Syndrome. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Gardner, K.+, Gaita, B.+, Carney, K.+, Bangert, K., & Roberts, J. (2022, April 22). Relationship between RSA and Language Development. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Knott, C., & Roberts, J. (2022, April 22). Sensory Processing in Children with Fragile X Syndrome and Idiopathic Autism: Implications for Maladaptive Behavior and Within-Syndrome Heterogeneity. [Oral presentation]. Discover UofSC, Columbia, SC, United States.
• Black, C., Hogan, A., & Roberts, J. (2022, April 22). The development and predictive utility of early behavioral inhibition on later social anxiety symptoms in fragile X syndrome. [Oral presentation]. Discover UofSC, Columbia, SC, United States.

2021 Conferences

• Hogan, A. L., Lamy, M., Terhune, L., Frye, C., & Zeinner, M. (2021, May 3-7). Improving Health Care Access and Hospitalization Rates in Patients with Autism Spectrum Disorder and/or Intellectual Disability through Utilizing a Nurse Care Management Model [Poster Session]. International Society for Autism Research, Virtual Meeting. 
• Black, C. J., Guy, M., Hogan, A. L., Coyle, R. E., Richards, J. E., & Roberts, J. E. (2021, May 3-7). Obtaining Valid ERP Data: Implementing a Single Session Behavioral Protocol for Valid EEG Data Collection. [Poster Session]. International Society for Autism Research, Virtual Meeting.
• Hunt, E., Hogan, A. L., Tillman, E., & Roberts, J. (2021, May 3-7). Child and Maternal Predictors of Dysfunctional Parent-Child Interactions in Families of Boys with Fragile X Syndrome [Poster Session]. International Society for Autism Research, Virtual Meeting. 
• Hogan, A. L., Smith, K. D., Mian, N., Black, C. J., Knott, C. E., Moser, C. G., Hills, K., Fairchild, A., Carter, A. S., & Roberts, J. E. (2021, May 3-7). Utility of the Modified Anxiety Dimensional Observation Scale (M-Anx-DOS) in Preschoolers with Autism Spectrum Disorder [Poster Session]. International Society for Autism Research, Virtual Meeting. 
• Hogan, A. L., Hunt, E., Smith, K. D., Black, C. J., Bangert, K., Klusek, J., & Roberts, J. E. (2021, May 3-7). Autonomic Nervous System Function Early in Development Predicts Later ASD and Anxiety Symptoms in Both Fragile X Syndrome and Typical Development [Poster Session]. International Society for Autism Research, Virtual Meeting.
• Robinson, I.+, Webb, M.+, Will, E., & Roberts, J. (2021, April 23). Syndrome-Specific Attention Profiles in Infants with a Neurodevelopmental Disorder. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Lindbom, J.+, Coyle, R., Black, C., Hogan, A., & Roberts, J. (2021, April 23). Examining sex differences in anxiety symptoms and negative affect in preschoolers with autism spectrum disorder. [Poster session]. Discover UofSC, Columbia, SC, United States.
• McCarty, M.+, Coyle, R., Knott, C., Hogan, A., & Roberts, J. (2021, April 23). Differences in Symptom Presentation of Anxiety Disorders in Children with Autism Spectrum Disorder, Younger Siblings of Children with Autism Spectrum Disorder, and Typically Developing Children. [Poster session]. Discover UofSC, Columbia, SC, United States.
• McGill, F.+, Smith, K., Hogan, A., & Roberts, J. (2021, April 23). Relationship Between Social Motivation and Autism Symptom Severity in Autistic Children. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Ricca, L.+, Smith, J., Hogan, A., & Roberts, J. (2021, April 23). Relationship between restricted and repetitive behavior and anxiety in children with fragile X syndrome and autism spectrum disorder. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Caputo, M.+, Smith, K., Hogan, A., & Roberts, J. (2021, April 23). Eye Gaze and Heart Rate Deceleration as Indices of Attention in Autism. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Dinu, I+., Tillman, E., Smith, J., Hogan, A., & Roberts, J. (2021, April 23). Rates and physiological predictors of anxiety and shyness in boys with fragile x syndrome, autism, and comorbid fragile x and autism. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Henninger, E.+, Hunt, E., Smith, K., Hogan, A., & Roberts, J. (2021, April 23). ASD Diagnostic Disparities between Males and Females. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Varanasi, S.+, Wall, C., & Roberts, J. (2021, April 23). Exploring Visual Social Attention between On-Screen and Real-Life Interactions in Preschoolers with Autism Spectrum Disorder. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Mitta, A.+, Smith, K., Hogan, A., & Roberts, J. (2021, April 23). Predictors of Comorbid Anxiety in Children Diagnosed With Fragile X Syndrome. [Poster session]. Discover UofSC, Columbia, SC, United States.
• Guy, M. W., Richards, J. E., Hogan, A. L., & Roberts, J. E. (2021, April 7–9). Neural Correlates of Infant Face Processing and Autism Symptom Severity in Etiologically-Distinct High-Risk Participants. In J. E. Roberts (Moderator). Socio-cognitive abilities in children with Autism Spectrum Disorder. [Conference Session]. Society for Research in Child Development, Minneapolis, MN, United States.
• Knott, C., Will, E., & Roberts, J. E. (2021, April 5–8). Sensory Processing and Maladaptive Behavior in Young Children with Autism Spectrum Disorder and Fragile X Syndrome with and without Comorbid Autism Spectrum Disorder [Poster session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, Kansas City, MO, United States.
• Hunt, E., Hogan, A., & Roberts, J. E. (2021, April 5–8). Development of Inhibitory Control Across Early Childhood in Males and Females with Fragile X Syndrome [Poster session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, Kansas City, MO, United States.
• Smith, K., Hogan, A., Will, E., & Roberts, J. E. (2021, April 5–8). Associations between Social Attention Bias, Anxiety, and Autism Symptomology across Neurodevelopmental Disorders [Poster session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, Kansas City, MO, United States.
• Black, C. J., Hogan, A. L., Coyle, R. E., & Roberts, J. E. (2021, April 5–8). Longitudinal trajectories of respiratory sinus arrythmia suppression predict social anxiety symptoms in fragile X syndrome [Poster session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, Kansas City, MO, United States.
• Waite, J., Roberts, J., Bissell, S., Agar, G., Crawford, H., Moss, J., & Ellis, K. (2021, April 5–8). Novel approaches to behavioural phenotype research in genetic syndromes associated with intellectual disability. [Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, Kansas City, MO, United States.

2020 Conferences

• Hogan, A. L., Black, C. J., & Roberts, J. E. (2020, June 3). Rates and Stability of ADHD and Anxiety Diagnoses in Preschoolers with Autism Spectrum Disorder and Comorbid Intellectual Disability. In C. Kerns (Chair), Longitudinal Examinations of Mental Health Comorbidity in Young Children with ASD [Panel session]. International Society for Autism Research, Seattle, WA, United States.
• Ezell, J. A., Hogan, A. L., Will, E. A., Smith, K. D., & Roberts, J. E. (2020, June 3). Autonomic Startle Response and Anxiety in Preschool Children with Autism Spectrum Disorder and Fragile X Syndrome [Poster session]. International Society for Autism Research, Seattle, WA, United States.
• Wall, C. A., Hogan, A. L., & Roberts, J. E. (2020, June 3). Biobehavioral Measurement of Autism Spectrum Disorder and Social Anxiety in Children with Neurodevelopmental Disorders [Poster session]. International Society for Autism Research, Seattle, WA, United States.
• Hogan, A. L., Smith, K. D., Black, C. J., Roberts, J. E., & Hunt, E. (2020, June 3). Heart Activity across the First Six Years of Life in Children with ASD and Siblings of Children with ASD [Poster session]. International Society for Autism Research, Seattle, WA, United States.
• Caravella, K. E. & Roberts, J. E. (2020, June 3). Predicting Change in Autism Symptomatology in Young Males with Fragile X Syndrome [Poster session]. International Society for Autism Research, Seattle, WA, United States.
• Guy, M., Richards, J. E., Hogan, A. L., & Roberts, J. E. (2020, June 3). Face Specialization in 12-Month-Old Infants at High-Risk for Autism Spectrum Disorders [Poster session]. International Society for Autism Research, Seattle, WA, United States.
• Black, C., Will, E., Hogan, A., & Roberts, J. (2020, July 6-9). Early biobehavioral social features of infants with Down syndrome and fragile X syndrome [Poster session]. International Congress of Infant Studies, Glasgow, Scotland.
• Guy, M., Richards, J., Hogan, A., & Roberts, J. (2020, July 6-9). Face specialization and emerging symptoms of ASD in etiologically-distinct high-risk infants [Poster session]. International Congress of Infant Studies, Glasgow, Scotland.
• Will, E., Knott, C., Smith, K., & Roberts, J. (2020, July 6-9). Developmental Divergence in infancy: Profiles across genetic conditions and typically developing infants [Poster session]. International Congress of Infant Studies, Glasgow, Scotland.
• Will, E., Smith, K., Kelleher, B., & Roberts, J. (2020, July 6-9). Biobehavioral indices of sustained attention in infants with Down Syndrome, Fragile X Syndrome, and Typically Developing Infants [Poster session]. International Congress of Infant Studies, Glasgow, Scotland.
• Smith, K.D., Hogan, A.L., Will, E.A., & Roberts, J.E. (2020, April 15-17). Associations between Social Attention Bias, Anxiety, and Autism Symptomology across Neurodevelopmental Disorders [Conference session]. Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, San Diego, CA, United States. (Conference canceled)
• Coyle, R., Hogan, A., & Roberts, J. E. (2020, April 15-17) Gesture Use Predicting Receptive and Expressive Language Skills in 24 month old children with FXS [Poster session]. Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, San Diego, CA, United States. (Conference canceled)
• Knott, C., Will, E. A., Roberts, J. E. (2020, April 15-17). Sensory Processing and Maladaptive Behavior in Young Children with Autism Spectrum Disorder and Fragile X Syndrome with and without Comorbid Autism Spectrum Disorder. Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, San Diego, CA, United States. (Conference canceled)

2019 Conferences

• Wall, C. A., Hogan, A. L., Wang, Q., Shic, F., & Roberts, J. E. (2019, May). Overall Attention to a Dynamic Social Scene in Preschoolers with Autism Spectrum Disorder and Fragile X Syndrome. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Coyle, R. E., Hogan, A. L., Roberts, J. E. (2019, May). Early Activity Level and Later ASD Symptoms and Attention Problems in Children with FXS. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Will, E. A., Smith, K. D., Roberts, J. E. (2019, May). Motor Trajectories and Language Outcomes in a Genetic Model of ASD: Early Development in Fragile X with and without ASD. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Knott, C. E., Will, E. A., Roberts, J. E. (2019, May). Sensory Processing in Relation to Sleep Disturbances in Young Children with Autism Spectrum Disorder and Fragile X Syndrome with and without Comorbid Autism Spectrum Disorder. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Black, C. J., Hogan, A. L., Smith, K. D., & Roberts, J. E. (2019, May). Respiratory Sinus Arrhythmia Predicts Fear Longitudinally in Infants and Children with FXS, ASD, and Typical Development. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Hogan, A. L., Black, C. J., Escorcia, J., Guy, M., McPartland, J., Richards, J. E., & Roberts, J. E. (2019, May). ERP Responses to Social Stimuli and ASD Symptoms in “Unaffected” Siblings of Children with Autism Spectrum Disorder. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Ezell, J. A., Will, E. A., Hills, K. J., & Roberts, J. E. (2019, May). The Association between Sensory Behaviors and Heart Activity in Preschool Children with Autism Spectrum Disorder and Fragile X Syndrome. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Smith, J. G., Hogan, A. L., Smith, K. D., & Roberts, J. E. (2019, May). Examining Underlying Mechanisms of Emotional Regulation in Toddlers with Fragile X Syndrome. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Smith, K. D., Smith, J. G., Hogan, A. L., & Roberts, J. E. (2019, May). Physiological Responses to Social and Object Fear in Children with Autism Spectrum Disorder and Fragile X Syndrome. [Poster Session]. International Society for Autism Research (INSAR) Annual Meeting, Montreal, Canada.
• Webb, M.+, Robinson, I.+, Will, E. A. (2019, April). Physiological Mechanisms of Object Attention and Exploration in Infants with Neurodevelopmental Disorders. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Besse, M.+, Sullivan, M. E.+, Roberts, J. E., Ezell, J. A., & Knott, C. E. (2019, April). The Relationship Between Atypical Sensory Processing and Anxiety in Siblings of Children with Autism Spectrum Disorder. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Lowe, E.+, Smith, K. D., Hogan, A. L., Roberts, J. E. (2019, April). Infant Baseline Physiology as a Marker of Anxiety in Children with Fragile X Syndrome. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Ezell, J. A. & Roberts, J. E. (2019, April). Rates and Predictors of Anxiety in Preschoolers with Autism Spectrum Disorder. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Tillman, E.+, Schermbeck, B.+, O’Connor, S. L., Black, C. J., Will, E. A., & Roberts, J. E. (2019, April). The impact of Autism symptoms on the prevalence of ADHD in children with Autism Spectrum Disorder and Fragile X Syndrome. [Poster Session].Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Caputo, M.+ & Hogan, A. L. (2019, April). Investigating Childhood Social Anxiety in Fragile X Syndrome. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Haley, M.+, Smith, K. D., Smith, J. G., Hogan, A. L., & Roberts, J. E. (2019, April). Physiological Regulation of Frustration and Externalizing Behaviors in Preschoolers with Autism Spectrum Disorder. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Patel, R.+, Thornton, B.+, Wall, C. A., & Smith, K. D. (2019, April). Examining the Effects of Temperamental Attentional Regulation and Separation Anxiety Symptoms in Children with ASD on Parental Stress. [Poster Session]. Discover USC 2019 at the University of South Carolina, Columbia, SC.
• Ezell, J. A., Will, E. A., Hills, K. J., & Roberts, J. E. (2019, April). Sensory Processing and Anxiety Symptoms in Preschool Children with Fragile X Syndrome and Autism Spectrum Disorder.[Poster Session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Black, C. J., Hogan, A. L., Smith, K. D., & Roberts, J. E. (2019, April). Respiratory Sinus Arrhythmia Predicts Fear Longitudinally in Both Children with Fragile X Syndrome and Typically Developing Controls. [Poster Session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Wall, C. A., Hogan, A. L., Wang, Q., & Roberts, J. E. (2019, April). Overall Attention to a Dynamic Social Scene in Preschoolers with Fragile X Syndrome. [Poster Session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• O’Connor, S. L., Hills, K. J., Will, E. A., & Roberts, J. E. (2019, April). The Impact of Mental Age on ADHD Diagnosis in Preschoolers with Fragile X Syndrome and Autism Spectrum Disorder. [Poster Session]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Hogan, A. L., Black, C. J., Escorcia, J., Guy, M., Richards, J. E., & Roberts, J. E. (2019, April). Associations between ERP Responses to Social Stimuli and ASD Symptoms in “Unaffected” Siblings of Children with Autism Spectrum Disorder. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Guy, M., Hogan, A. L., Richards, J. E., & Roberts, J. E. (2019, April). Infant ERP Responses and Later Emerging Symptoms of ASD in Etiologically-Distinct High-Risk Groups. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Hogan, A. L. (2019, April). In A. L. Hogan (Chair), Neurophysiological Indicators of ASD-Related Behavioral Phenotypes. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Fidler, D., Schworer, E., Prince, M., Will, E. A., Needham, A., & Daunhauer, L. (2019, April). Exploratory Behavior and Developmental Skill Acquisition in Infants with Down Syndrome. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Will, E. A. & Roberts, J. E. (2019, April). Motor Impairments in Infants and Toddlers with Down Syndrome: Implications for Language and Cross-Syndrome Comparisons to Fragile X Syndrome. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Will, E. A. (2019, April). In E. A. Will (Chair), Mechanisms and Functional Consequences of Motor Impairments across Down Syndrome, Fragile X, Autism, and Single Gene Mutations. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Reisinger, D., Will, E. A., Roberts, J. E. (2019, April). Utilizing a Biobehavioral Model of Visual Attention to Discriminate Outcomes in Infants at High Risk for Autism Spectrum Disorder. [Conference Symposium]. Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Hogan, A. L. (2019, March). Biobehavioral Indices of Anxiety in Autism and Fragile X Syndrome in Young Children. [Conference Symposium]. South Carolina Autism and Neurodevelopmental Disorders (SCAND) Research Symposium, Charleston, SC.
• Smith, K. D., Hogan, A. L., Roberts, J. E. (2019, March). Social and Object Attention as Markers of Autism and Anxiety in Toddlers with Neurodevelopmental Disorders. [Poster Session].South Carolina Autism and Neurodevelopmental Disorders (SCAND) Research Symposium, Charleston, SC.
• Moser, C., Knott, C., Will, E. A., & Roberts, J. E. (2019, March). Sensor Over-Responsivity as it Relates to Sleep Disturbances in Fragile X Syndrome and Autism Spectrum Disorder. [Poster Session]. South Carolina Autism and Neurodevelopmental Disorders (SCAND) Research Symposium, Charleston, SC.
• Coyle, R., O’Connor, S. L., Wall, C. A., Will, E. A., & Roberts, J. E. (2019, March). Measures of Infant behavior and their predictive power for later ADHD in children with FXS. [Poster Session]. South Carolina Autism and Neurodevelopmental Disorders (SCAND) Research Symposium, Charleston, SC.

2018 Conferences

• Brewe, A., Hogan, A. L., Knott, C., & Roberts, J. E. (2018, May). Vagal Tone as a Predictor of Separation Anxiety in Preschoolers at Elevated Risk for ASD. Poster presented at the International Society for Autism Research (INSAR) Annual Meeting, Rotterdam, Netherlands.
• Ezell, J. A., Will, E. A., McQuillin, S., & Roberts, J. E.  (2018, May).  Physiological Startle Response in Children with Fragile X Syndrome and Autism Spectrum Disorder. Poster presented at the International Society For Autism Research (INSAR) Annual Meeting, Rotterdam, Netherlands.
• Hogan, A. L., Poupore, N., & Roberts, J. E. (2018, May). A longitudinal analysis of early social anxiety risk factors in siblings of children with autism spectrum disorder. Poster presented at the International Society For Autism Research (INSAR) Annual Meeting, Rotterdam, Netherlands.
• Roberts, J. E., Hogan, A. L., Crawford, H., Fairchild, A., Tonnsen, B., Brewe, A., O’Connor, S. L., Pappas, C., & Roberts, D. J. (2018, May). Social impairments emerge in infancy and persist into childhood in fragile X syndrome. Poster presented at the International Society For Autism Research (INSAR) Annual Meeting, Rotterdam, Netherlands.
• Wall, C. A., Wang, Q., Tonnsen, B., & Roberts, J. E. (2018, May). Differences in Attentional Disengagement for Preschoolers at Risk of ASD and with FXS. Poster presented at the International Society For Autism Research (INSAR) Annual Meeting, Rotterdam, Netherlands.
• Besse, M.⁺, Mazzeo, G.⁺, O’Connor, S., & Roberts, J. E. (2018, April). Heart Rate Associations to ADHD Symptoms in Infants and Preschoolers with FXS. Poster presented at Discovery Day 2018 at the University of South Carolina, Columbia, SC.
• Bustamante,B.⁺, Hogan, A. L., & Roberts, J. E. (2018, April). Determining parenting stress and stress-reducing resources available for parents of children with autism spectrum disorder. Poster presented at Discovery Day 2018 at the University of South Carolina, Columbia, SC.
• Coyle, R.⁺, Thornton, B.⁺, Sakamoto, I.⁺, Wall, C. A., & Roberts, J. E. (2018, April). Examining Sex Differences in Disorders Comorbid with Fragile X Syndrome. Poster presented at Discovery Day 2018 at the University of South Carolina, Columbia, SC.
• Engebrethson, M.⁺, Rondinelli, A.⁺, Livingston, H.⁺, Black, C. J., & Roberts, J. E. (2018, April). The effect of gender on early markers of social anxiety in fragile X syndrome.  Poster presented at Discovery Day 2018 at the University of South Carolina, Columbia, SC.
• Marshall, W.⁺, Ross, S.⁺, Caravella, K., & Roberts, J. E. (2018, April). A Comparative Look at Social Interactions: Comparing Social Skills Between Males Diagnosed with Fragile X Syndrome and Males Diagnosed with Autism Spectrum Disorder. Poster presented at Discovery Day 2018 at the University of South Carolina, Columbia, SC.
• Ezell, J., Will, E. A., Brewe, A., McQuillin, S., & Roberts, J. E. (2018, April). Negative Affect and Physiological Startle Response in Children with Fragile X Syndrome. Symposium presented at the Gatlinburg Conference on Research and Theory in Intellectual & Developmental Disabilities, San Diego, CA.
• Hogan, A. L., Poupore, N., & Roberts, J. E. (2018, April). Behavioral and physiological social anxiety risk factors across the first two years of life in siblings of children with autism spectrum disorder. In A. L. Hogan (Chair), Risk and Resilience in Infant Siblings of Children with Autism Spectrum Disorder. Symposium conducted at the Gatlinburg Conference on Research and Theory in Intellectual & Developmental Disabilities, San Diego, CA.
• Reisinger, D., Brewe., A., & Roberts, J. E. (2018, April). Early Object Attention in Infants at High Risk for Autism Spectrum Disorder. Poster presented at the Gatlinburg Conference on Research and Theory in Intellectual & Developmental Disabilities, San Diego, CA.
• Roberts, J. E., Hogan, A. L., Will, E. A., Tonnsen, B., & Klusek, J. (2018, April). Heart Rate Variability in Fragile X Syndrome and Its Relationship to Anxiety. Symposium presented at the Gatlinburg Conference on Research and Theory in Intellectual & Developmental Disabilities, San Diego, CA.
• Smith, K., Hogan, A. L., Will, E. A., & Roberts, J. E. (2018, April). Social and Object Attention as Markers for Anxiety in Toddlers with Neurodevelopmental Disorders. Poster presentation at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Diego, CA.
• Wall, C. A., Wang, Q., Tonnsen, B., & Roberts, J. E. (2018). Attentional Disengagement as a Potential Biomarker for Preschoolers with FXS. Symposium presented at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Diego, CA.

2017 Conferences

• Wall, C. A., Wang, Q., Tonnsen, B., & Roberts, J. E. (2017, October). The Relation Between Attentional Disengagement, Autism Symptoms, and Attention Problems in Children with Neurodevelopmental Disorders.  Poster Presented at the South Carolina Autism and Neurodevelopmental Disorders Consortium (SCAND) Symposium.
• Will, E. , Brewe, A., & Roberts, J. E. (2017, October). Adaptive Behavior Trends in Infants and Toddlers with DS and FXS.  Poster Presented at the South Carolina Autism and Neurodevelopmental Disorders Consortium (SCAND) Symposium.
• Roberts, J. E. (2017, September). Emergence of Autism in Fragile X Syndrome.  Presentation as part of Grand Rounds at the Marcus Autism Center , Atlanta, GA.
• O’Connor, S., Hogan, A. L., Caravella, K., Matherly, S., & Roberts, J. E. (2017, May). ADHD Symptomatology in Preschoolers with Fragile X Contrasted to Idiopathic Autism. Poster presented at the International Meeting For Autism Research, San Francisco, CA.
• Caravella, K., Roberts, J. E. (2017, May). Anxiety Disorders in Preschool Age at Risk Children: Autism Siblings and Fragile X Syndrome. Poster presented at the International Meeting For Autism Research, San Francisco, CA.
• Reisinger, D., Brewe, A., Smith, K., Vittes, A.+, & Roberts, J. E. (2017, May). Atypical Visual Attention in Infants at High Genetic Risk for Autism Spectrum Disorder. Poster presented at the International Meeting For Autism Research, San Francisco, CA.
• Wall, C. A. & Roberts, J. E. (2017, May). Developmental Trajectories of Sex Differences in Negative Affect in Infants with FXS and at ASD Risk. Poster presented at the International Meeting For Autism Research, San Francisco, CA.
• Ezell, J., Matherly, S., Caravella, K., & Roberts, J. E. (2017, May). Temperament As a Predictor of Anxiety in High-Risk Infants. Poster presented at the International Meeting For Autism Research, San Francisco, CA.
• Matherly, S., Klusek, J., Poe, K., Abbeduto, L., & Roberts, J. E. (2017, May). Impact of anxiety and autism symptomatology on pragmatic language in males with fragile X syndrome. Poster presented at International Conference for Autism Research, San Francisco, CA.
• Hogan, A. L., O’Connor, S., Poupore, N., Tonnsen, B., & Roberts, J. E. (2017, May). Early physiological and behavioral markers of anxiety in infant siblings of children with autism spectrum disorder. Poster presentation at the International Meeting for Autism Research, San Francisco, CA.
• Mazzeo, G.⁺ & O’Connor, S. (2017, April). Examining Differences in Fear Regulation in Infant Populations. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Knott, C.⁺, Smith, K., Reisinger, D., & Roberts, J. E. (2017, April). Intensity of Escape Behaviors as Antecedents of Anxiety in High-Risk Infant Populations. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Marshall, W.⁺,  Vonada, N.⁺ , Caravella, K., & Roberts, J. E. (2017, April). Relationship of Fragile-X Syndrome and Generalized Anxiety Disorder on Sleep Initiation. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Moser, C., Klusek, J., & Roberts, J. E. (2017, April). Parenting Stress as it Relates to Vagal Tone and Social Support in the FMR1 Premutation. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Poupore, N., Hogan, A. L., & Roberts, J. E. (2017, April). Early Behavioral and Physiological Predictors of Autism in 12-month-old Siblings of Children with Autism. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Smith, J.⁺, Nanna, A.⁺, Coombs, S.⁺, & Van Deusen, V.⁺ (2017, April). Cardiac Activity and Negative Affect in Infants with Fragile X Syndrome. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Sadek, A.⁺, O’Connor, S., & Roberts, J. E. (2017, April). Psychopharmacology Treatments in Adolescents and Adults Diagnosed with fragile X syndrome and Autism Spectrum Disorder. Poster presented at Discovery Day 2017 at the University of South Carolina, Columbia, SC.
• Roberts, J. E. (2017, March). The multi-faceted nature of anxiety in autism and fragile X syndrome. In J.E. Roberts (Chair), Anxiety in Autism and Fragile X Syndrome. Symposium conducted at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Caravella, K. E. & Roberts, J. E. (2017, March). Anxiety Disorders in Preschool Children with Fragile X Syndrome. In J.E. Roberts (Chair), Anxiety in Autism and Fragile X Syndrome. Symposium conducted at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Hogan, A. L., O’Connor, S., Poupore, N., Tonnsen, B., & Roberts, J. E. (2017, March). Early risk markers of anxiety in infant siblings of children with autism spectrum disorder. Symposium talk presented at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Tonnsen, B. L., Hogan, A. L., Ezell, J., Caravella, K. E., & Roberts, J. E. (2017, March). Characterizing anxiety through eye tracking: Attentional bias toward threat in fragile X syndrome. Symposium talk presented at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Ezell, J., Matherly, S., Abbeduto, L., Roberts, J. E. (2017, March). Prevalence and Correlates of Anxiety Disorders in Adolescent and Adult Males with Fragile X Syndrome and Autism Spectrum Disorder. Symposium presented at the 50^th Annual Gatlinburg Conference, San Antonio, TX.
• Matherly, S., Ezell, J., & Roberts, J. E. (2017, March). Cortisol profiles differentiate young adult males with autism spectrum disorder from fragile X syndrome as part of improving measurement of behavioral constructs in neurodevelopmental disorders. Symposium presented at 50^th annual Gatlinburg conference in San Antonio, TX
• Brewe, A., Reisinger, D., Roberts, J. E. (2017, March). Initiating Joint Attention Gaze Shifts and Gesture Use in Infants at High Risk for ASD. Poster presentation at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.
• Wall, C. A. & Roberts, J. E. (2017, March). Developmental trajectories of sex differences in negative affect in infants with FXS. Symposium talk presented at the Gatlinburg Conference on Research and Theory in Intellectual Disabilities, San Antonio, TX.

2016 Conferences

• Roberts, J. E., Caravella, K. E. & Hogan, A. L. (2016, October). Autism Features in Infants with Fragile X. Paper presented at the Baby Siblings Research Consortium Annual Meeting, San Diego, CA.
• Matherly, S., Ezell, J., & Roberts, J. E. (2016, October). Challenges and benefits to identifying and treating anxiety in youth with autism spectrum disorders. Symposium accepted at annual South Carolina Autism Conference, Columbia, SC.
• Ezell, J., Matherly, S., Abbeduto, L., & Roberts, J. E. (2016, August). Anxiety and Cortisol in Adult Males with Autism Spectrum Disorder and Fragile X Syndrome. Poster presented at the American Psychological Convention 2016, Denver, CO.
• Reisinger, D., Scherr, J., Brewe, A., Spuhler, A., & Roberts, J. E. (2016, August). Examining Early Biobehavioral Indicators of Autism Spectrum Disorders in High-Risk Infants. Poster presented at the 2016 APA Annual Convention, Denver, CO.
• Scherr, J., Reisinger, D., & Roberts, J. E. (2016, August). Patterns of Physiological Arousal in Infants At-Risk for Autism Spectrum Disorder. Poster presented at the 2016 APA Annual Convention, Denver, CO.
• Hogan-Brown, A. L., Scherr, J., & Roberts, J. E. (2016, May). Emergence of social fear in young children with ASD and siblings of children with ASD. Poster presented at the 2016 International Meeting for Autism Research, Baltimore, MD.
• O’Connor, S., Matherly, S., Ezell, J., Smith, C., Abbeduto, L., & Roberts, J. E. (2016, May). Prevalence and Predictors of Attention Deficit Hyperactivity Disorder is Adolescent Males with Fragile X Syndrome and Autism. Poster presented at the International Meeting for Autism Research, Baltimore, MD.
• Ezell, J., Matherly, S., O’Connor, S., Smith, C., Abbeduto, L., Roberts J. E. (2016, May). Prevalence and Predictors of Anxiety Disorders in Adolescent and Adult Males with Autism Spectrum Disorder and Fragile X Syndrome. Poster presented at the International Meeting For Autism Research, Baltimore, MD.
• Reisinger, D., Brewe, A., & Roberts, J. E. (2016, May). Atypical Visual Attention and Autism Severity in Infants at High Risk for Autism Spectrum Disorders. Poster presented at the 2016 International Meeting for Autism Research, Baltimore, MD.
• Brewe, A., Schutte, L.⁺, Reisinger, D. & Roberts, J. E. (2016, April). Coordinated Joint Attention Gaze and Gesture Use in High-Risk Populations for Autism. Poster presented at the 2016 National Conference on Undergraduate Research, Asheville, NC.
• Brewe, A., Schutte, L.⁺, Reisinger, D., & Roberts, J. E. (2016, April). Social Communication as an Early Indicator of Autism in High-Risk Infants. Poster presented at the 2016 Southeastern Psychological Association Conference, New Orleans, LA.
• Brewe, A., Schutte, L.⁺, Reisinger, D., & Roberts, J. E. (2016, April). Coordinated Joint Attention Gaze and Gesture Use in High-Risk Populations for Autism. Poster presented at Discovery Day 2016 at the University of South Carolina, Columbia, SC.
• Matherly, S. & Roberts, J. E., Thurman, A., McDuffie, A., Abbeduto, L. (2016, March). Effect of anxiety disorders on functional daily living skills in young adult males with fragile X syndrome. Poster presented at 49^th Annual Gatlinburg Conference, San Diego, CA.
• Ezell, J., Matherly, S., O’Connor, S., Smith, C., Abbeduto, L., & Roberts, J. E. (2016, March). Prevalence and predictors of anxiety disorders in adolescent and adult males with fragile X syndrome. Poster presented at 49^th Annual Gatlinburg Conference, San Diego, CA.
• Scherr, J., Reisinger, D., Hogan-Brown, A. L., & Roberts, J. E. (2016, March). Stranger Fear in Preschoolers with Fragile X Syndrome and Idiopathic Autism Spectrum Disorder. Poster presented at the 49^th Annual Gatlinburg Conference on Research in Developmental Disabilities, San Diego, CA.
• Reisinger, D., Brewe, A., & Roberts, J. E. (2016, March). Attention Shifts and Disengagement of Attention in Infants at High Risk for Autism Spectrum Disorders. Poster presented at the 49^th Annual Gatlinburg Conference on Research in Developmental Disabilities, San Diego, CA.

2015 Conferences

• Klusek, J., Hughes, R.⁺, Butler, C.⁺, & Roberts, J. E. (November, 2015). Gesture use in one-year-old infants with fragile X syndrome and typical development. Poster to be presented at the American Speech-Language-Hearing Association Convention, Denver, CO.
• Ezell, J., O’Connor, S., & Roberts, J. E. (2015, October). Exploring the Development of Anxiety in Relation to Temperament in Autism: Applying Results to School Psychology. Poster presented at the South Carolina Association of School Psychologists Conference, Columbia, SC.
• O’Connor, S., Ezell, J., & Roberts, J. E. (2015, October). Rates of ADHD in Developmental Disorders: Implications for Future Research. Poster presented at the South Carolina Association of School Psychologists Conference, Columbia, SC.
• Klusek, J., Schmidt, J., & Roberts, J. E. (September, 2015). Pragmatic language ability in the FMR1 premutation is associated with autonomic reactivity and viewing patterns during gaze processing. Poster to be presented at the 2nd International Conference on the FMR1 Premutation: Basic Mechanisms and Clinical Involvement, Barcelona, Spain.
• Losh, M., Lee, M., Klusek, J., Martin, G., & Berry-Kravis, E. (September, 2015). Executive functioning and social cognition among FMR1 premutation carriers: Links to autism endophenotypes. Abstract to be presented at the 2nd International Conference on the FMR1 Premutation: Basic Mechanisms and Clinical Involvement, Barcelona, Spain.
• McGrath, S., Franke, K., Caravella, K., & Roberts, J. E. (2015, September). Prevalence, assessment and positive psychology approaches to treatment of anxiety in autism spectrum disorders. Symposium presented at 9^th World Congress on the Promotion of Mental Health and the Prevention of Mental and Behavioral Disorders, Columbia, SC.
• Roberts, J., Tonnsen, B., Hahn, L., & Rague, L. (2015, September). Emergence and stability of autism in infants with the permutation. Paper to be presented at the 2^nd International Conference on FMR1 Premutation: Basic Mechanisms and Clinical Involvement, Stiges, Barcelona, Spain.
• Brewe, A., Reisinger, D., Roberts, J. E., (August, 2015). Social Communication as an Early Indicator of Autism in High-Risk Infants. Presentation given at the Annual USC Neurodevelopmental Disorders Summer Symposium, Columbia, SC.
• Baker, S., McGrath, S., Roberts, J. E. (2015, April). Physiological arousal during non-social task in cross-syndrome autism spectrum disorders. Poster presented at University of South Carolina Undergraduate Discovery Day, Columbia, SC.
• Caravella, K. E., Brewe, A.⁺ & Roberts, J. E. (2015, April). Latency to Disengage from a Smiling or Non-Smiling face in Infants with Fragile X. Poster presented at the 2015 Gatlinburg Conference.
• Dezenzo, K.⁺, Spuhler, A., Scherr, J., Reisinger, D., & Roberts, J. E. (April, 2015). Using a Biobehavioral Model to Identify Infants at Risk for Autism. Poster Presented at the 2015 USC Discovery Day Conference, Columbia, SC.
• Hahn, L. J., Brady, N. C., McCary, L., Rague, L., & Roberts, J. E. (2015, April). Early social communication in infants with fragile x syndrome, infant siblings of children with autism, and typically developing infants. Poster presented at the 48th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Hahn, L. J., Scherr, J. F., Tonnsen, B., Roberts, J. E. (2015, April). Social anxiety and attention modulation in boys with fragile X syndrome. Paper presented at the 48th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• McGrath, S., Hahn, L. J., & Roberts, J. E. (2015, April). Cortisol trajectories from infancy through early childhood in children with fragile X Syndrome, typical development and a subsample of with autism spectrum disorders. Poster presented at the 48th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Reisinger, D., Brewe, A.⁺, Scherr, J., Roberts, J. E. (April, 2015). Early Visual Attention and Autism Symptomology in Infants at High Risk for Autism Spectrum Disorders. Poster presented at the 48th Annual Gatlinburg Conference on Research in Developmental Disabilities, New Orleans, LA.
• Roberts, J. E., Tonnsen, B. L., Guy, M., Hahn, L., & Richards, J. E. (2015, April). Biobehavioral correlates of autism spectrum disorder in infants with fragile X syndrome. Paper presented at the 48th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Scherr, J., Hahn, L., Reisinger, D., Rague, L., & Roberts, J. E. (April, 2015). Emergence of Anxiety in Preschoolers With Fragile X Syndrome and Idiopathic Autism Spectrum Disorder. Poster presented at the 48th Annual Gatlinburg Conference on Research in Developmental Disabilities, New Orleans, LA.
• Schworer, E., Klusek, J., Hahn, L. J., Schmidt, J., & Roberts, J. E. (2015, April). Anxiety and eye gaze in males with fragile X. Poster presented at the 48th Annual Gatlinburg Conference on Research in Developmental Disabilities, New Orleans, LA.
• Tonnsen, B. L., Bradley, C. C., Boan, A. D., Cohen, A., Charles, J., & Carpenter, L. A. (April, 2015). Epidemiological rates of autism spectrum disorder among children with intellectual and developmental disabilities. Poster submitted to the 48th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Tonnsen, B. L., Richards, J. E., Mazur, E. L.⁺, & Roberts, J. E. (April, 2015). Heart-defined sustained attention in infant siblings of children with autism. Paper to be presented at the 48th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• McGrath, S., Tonnsen, B., Roberts, J.E., & Abbeduto, L. (2015, February). Repetitive behavior trajectories in cross-syndrome autism: a school psychologist perspective. Poster presented at the National Association of School Psychologists Annual Convention, Orlando, FL.

2014 Conferences

• McGrath, S., Tonnsen, B. L., & Roberts, J. E. (accepted). Repetitive behaviors in cross-syndrome autism: Developmental change from a school psychologist perspective. Poster submitted to the National Association of School Psychologists Annual Convention, Orlando, FL.
• Roberts, J. E., Tonnsen, B. L., Guy, M., Hahn, L., & Richards, J. E. (accepted). Biobehavioral correlates of autism spectrum disorder in infants with fragile X syndrome. Paper to be presented at the 48^th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Schworer, E., Klusek, J., Hahn, L. J., Schmidt, J., & Roberts, J. E. (accepted). Anxiety and eye gaze in males with fragile X. Abstract to be presented at the 48^th Annual Gatlinburg Conference on Research in Developmental Disabilities, New Orleans, LA.
• Tonnsen, B. L., Richards, J. E., Mazur, E. L.⁺, & Roberts, J. E. (accepted). Heart-defined sustained attention in infant siblings of children with autism. Paper to be presented at the 48^th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Tonnsen, B. L., Bradley, C. C., Boan, A. D., Cohen, A., Charles, J., & Carpenter, L. A. (accepted). Epidemiological rates of autism spectrum disorder among children with intellectual and developmental disabilities. Poster submitted to the 48^th Annual Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, New Orleans, LA.
• Martin, G. E., Klusek, J., Sideris, J., & Losh, M. L. (2014, November). Conversational discourse skills in children with fragile X syndrome: Sex differences and overlap with autism. Abstract accepted for presentation at the American Speech-Language-Hearing Association Convention, Miami, FL.
• Klusek, J., & Roberts, J. E. (2014, September). Cortisol as a biomarker for psychological vulnerability in women with the FMR1 premutation. Poster presented at the Society for Psychophysiological Research.
• Caravella, K., Tonnsen, B. L., McCary, L. M., & Roberts, J. E. (2014, July). Examining autism symptomatology in infants with fragile X syndrome and autism infant siblings. Poster presented at the 2014 International Fragile X Conference, Orange County, CA.
• Dezenzo, K.⁺, Scherr, J. F., & Roberts, J. E. (2014, July). LAB-TAB:  Integrating behavioral and physiological data. Paper presented at the Annual USC Neurodevelopmental Disorders Summer Symposium, Columbia, SC.
• Klusek, J., Martin, G. E., Losh, M. (2014, July). Physiological arousal and social-communication skills in boys with fragile X syndrome and autism. In J. E. Roberts (Chair), Arousal, anxiety, and attention in fragile X across the lifespan. Symposium abstract presented at the 14^thAnnual International Fragile X Conference, Orange County, CA.
• Stiehl, C., Martin, G. E., Klusek, J., Hogan-Brown A. L., Sideris, J., Losh, M. (2014, July). Sex Differences in Pragmatic Language and Theory of Mind in Fragile X Syndrome. Abstract presented at the 14^thAnnual International Fragile X Conference, Orange County, CA.
• Tonnsen, B. L., McCary, L. M., Mazur, E. L.⁺ & Roberts, J. E. (2014, July). Infant attention and genetic risk for autism. Poster presented at the 2014 International Conference on Infant Studies, Berlin, Germany.
• Tonnsen, B. L., Roberts, J. E. (2014, July). Biobehavioral correlates of depression and anxiety in women with the FMR1 premutation. Paper presented at the International Fragile X Conference, Orange County, CA.
• Tonnsen, B. L., McCary, L. M., Mazur, E. L.⁺ & Roberts, J. E. (2014, July). Infant attention and genetic risk for autism. Poster presented at the 2014 International Conference on Infant Studies, Berlin, Germany.
• Roberts, A., Mazur, E.⁺, Reisinger, D., & Roberts, J. E., (July, 2014). Attention in Infants at High Risk for Autism: Social vs. Non-social Stimuli. Paper presented at the Annual USC Neurodevelopmental Disorders Summer Symposium, Columbia, SC.
• Tonnsen, B. L., Scherr, J. F., Reisinger, D. L., & Roberts, J. E. (2014, July). Longitudinal trends and clinical implications of social approach among infants at high autism risk. Paper presented at the International Fragile X Conference, Orange County, CA.
• Zeiber, N., Richards, J., Tonnsen, B. L.,Roberts, J. E. (2014, July). Neural correlates of face processing in infants at risk for autism and infants with fragile X syndrome. Poster presented at the 2014 International Conference on Infant Studies, Berlin, Germany.
• Losh, M., Klusek, J., Lee, M., Hogan-Brown, A., & Martin, G. E. (2014, May). Pragmatic language in autism spectrum disorder, fragile X syndrome, and Down syndrome: Cross-population comparisons and genetic and social-cognitive correlates. In L. Abbeduto (Chair),Atypical Communicative Profiles in Individuals with Neurodevelopmental Disorders. Symposium abstract presented at the 44th Annual Meeting of the Jean Piaget Society, San Francisco, CA.
• McGrath, S. E., Klusek, J., Schworer, E. & Roberts, J. E. (2014, May). Cortisol Stress Response Patterns and Social Behaviors in Adolescent Boys with Fragile X Syndrome and Autism. Poster presentation at the International Meeting for Autism Research, Atlanta, GA.
• Reisinger, D., Klusek, J., Scherr, J. F., Schworer, E., Roberts, J. E. (2014, May). Association of social skill deficits and autism symptomology in boys with fragile X syndrome. Poster presented at the International Meeting for Autism Research, Atlanta, G.A
• McGrath, S. E., Schworer, E., & Roberts, J. E. (2014, April). Cortisol Stress Response Patterns and Maladaptive Behaviors in Adolescent Boys with Fragile X Syndrome and Autism. Poster presentation at the University of South Carolina Graduate School Day, Columbia, SC. Received recognition for an outstanding poster.
• Scherr, J. F., McDaniel, H., & Nagle, R. J. (2014, April). DSM-5 and Autism Spectrum Disorders.  Seminar presentation at the Pine Grove Autism Conference:  Innovations in the treatment of Autism Spectrum Disorder, Columbia, SC.
• Grefer, M. L., Tonnsen, B. L. & Roberts, J. E. (2014, March). Heart activity in association with ADHD and autistic behavior in children with fragile X syndrome. Poster submitted to the 47^th Annual Gatlinburg Conference on Research in Developmental Disabilities, Chicago, IL.
• Klusek, J. & Roberts, J. E. (2014, March). Anxiety as a predictor of pragmatic language difficulties in women with the FMR1 premutation. In J. E. Roberts (Chair), The co-occurrence of anxiety in fragile X and idiopathic autism: A behavioral and biomarker approach to assessment and treatment across the lifespan. Symposium abstract presented at the 47^thAnnual Gatlinburg Conference on Research in Developmental Disabilities, Chicago, IL.
• McCary, L. M., & Caravella, K. (2014, March).  Early developmental features: Autism and fragile X.  Poster presentation accepted at the Gatlinburg Conference on Intellectual and Developmental Disabilities, Chicago, IL.
• McGrath, S. E. & Roberts, J. E. (2014, March). Cortisol Stress Response Patterns and Autistic Behaviors in Adolescent Boys with Fragile X Syndrome and Autism. Poster presentation accepted at the Gatlinburg Conference on Intellectual and Developmental Disabilities, Chicago, IL.
• Robinson, M. L., Powell, M. M., Hatton, D. D., & Roberts, J. E. (2014, March). Effortful Control as a Predictor of Behavioral Outcomes in Childhood. Poster presentation accepted at the Gatlinburg Conference on Intellectual and Developmental Disabilities, Chicago, IL.
• Scherr, J. F., Hatton, D., Hooper, S. R., & Roberts, J. E. (2013, March). A longitudinal investigation of working memory and salivary cortisol in young males with fragile x syndrome.  Poster presented at the Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, San Antonio, TX.
• Tonnsen, B. L. & Roberts, J. E. (2014, March). Anxiety vulnerability in young males with fragile X: Maternal predictors of risk and resilience. In. J.E. Roberts (Chair), The co-occurrence of anxiety in fragile X and idiopathic autism:  A behavioral and biomarker approach to assessment and treatment across the lifespan. Symposium submitted to the 47^th Annual Gatlinburg Conference on Research in Developmental Disabilities, Chicago, IL.
• Scherr, J. F. (2014, February). Assessing working memory in autism spectrum disorders and fragile Xsyndrome.  In Alycia M. Robert (Chair), Working memory assessment:  Implications for school psychologists.  Symposium presented at the National Association of School Psychologists Annual convention, Washington, DC.

2013 Conferences

• Herron, A.⁺, Klusek, J. , Scherr, J. & Roberts, J. E. (November, 2013). The broad autism phenotype: Parent-child associations in fragile X syndrome. Poster presented at the Louisiana State University Undergraduate Research Conference, Baton Rouge, LA.
• Klusek, J., Losh, M., & Martin, G. E. (March, 2013). Physiological arousal in autism and fragile X syndrome. Poster presented at the Gatlinburg Conference on Research and Theory in Intellectual Developmental Disabilities, San Antonio, TX.  
• Mazur, E. L.⁺, Tonnsen, B. L., & Roberts, J. E. (2013, November). Attention engagement and disengagement in infants at risk for autism. Poster presented at the 2013 Louisiana State University Undergraduate Research Conference, Baton Rouge, Louisiana.
• McCary, L.M., Grefer, M., Mounts, M. L., Robinson, A., Tonnsen, B., & Roberts, J. E. (2013, February). Differential Assessment: Considerations and Tips for School Psychologists. In L.M. McCary (Chair), Early Development and Comobidity in Intellectual Disabilities: Considerations for School Psychologists.  Symposium presented at the meeting of the National Association of School Psychologists, Seattle, WA.
• McCary, L. M., & Machlin, L.⁺ (2013, February). Development within the first two years of life: Fragile X, Autism Siblings, Typical Controls, and Developmental Delay. In L.M.McCary (Chair), Early Development and Comobidity in Intellectual Disabilities: Considerations for School Psychologists.  Symposium presented at the meeting of the National Association of School Psychologists, Seattle, WA.
• Mounts, M. L., Deal, S.⁺, Adlof, S., Hatton, D. (2013, February). Effortful control and early literacy in children with fragile X syndrome. In L.M. McCary (Chair), Early Development and Comorbidity in Intellectual Disabilities: Considerations for School Psychologists.  Symposium presented at the meeting of the National Association of School Psychologists, Seattle, WA.
• Tonnsen, B. L., McCary, L. M., Deal, S.⁺ & Roberts, J. E. (2013, March). Visual attention and autism risk in infants with fragile X. Poster submitted to the 2013 American Psychological Association Annual Convention, Honolulu, HI.
• Tonnsen, B. L., Zieber, N., Roberts, J. E., & Richards, J.E. (2013, April). Visual preferences in infants at high-risk for autism: Behavioral and psychophysiological cross-group comparisons. Poster submitted to the 2013 Biennial Meeting of the Society for Research in Child Development, Seattle, WA.
• Tonnsen, B. L., Richards, J.E. & Roberts, J. E. (2013, March). Heart activity and visual attention in infants at risk for autism. In J. Roberts, S. Rivera, and H. C. Hazlett (Co-Chairs), Biobehavioral examination of development in infants and toddlers across the fragile X spectrum of involvement. Symposium to be conducted at the 46^th Annual Gatlinburg Conference on Research in Developmental Disabilities, San Antonio, TX.
• Scherr, J. F., Hatton, D., Hooper, S. R., & Roberts, J. E. (2013, March). A longitudinal investigation of working memory and salivary cortisol in young males with fragile x syndrome.  Poster presented at the Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities, San Antonio, TX.

2012 Conferences

• Roberts, J. E., Tonnsen, B. L., Robinson, A. N., & Shrinkareva, S. (2012, September). Heart activity and autistic behaviors in infants with fragile X syndrome. Symposium presentation at the 16^th World Congress of Psychophysiology, Pisa, Italy.
• Tonnsen, B. L., Richards, J.E., & Roberts, J. E. (2012, May). Experimental and Parent-Reported Self-Regulation in Infants at High- and Low-Risk for Autism. Poster presented at the 3^rd Annual UK Paediatric Neuropsychology Conference: Baby Brains around the World, London, UK.
• Ingram, A. M., McCary, L. M., & Roberts, J. E. (2012, July). Current Maternal Depressive  Symptoms and Adaptive Behaviors in Young Children with Fragile X Syndrome. Poster presentation presented at the 13^th International Fragile X Association Conference, Miami, FL.
• McCary, L.M., Shinkareva, S.V., & Roberts, J.E. (2012, July). Developmental Trajectories in Infants with Fragile X Syndrome: Comparing Fragile X, Autism Siblings, and Typical Controls. Paper presented at the 13^th International Fragile X Association Conference, Miami, FL.
• Mounts, M. L., Grefer, M., Hatton, D. D., & Roberts, J. E. (2012, July). Effortful Control as a predictor of later ADHD symptoms in males with fragile X syndrome. Paper presented at 13^th International Fragile X Conference, Miami, FL.
• Tonnsen, B. L., Richards, J.E., Robinson, A. N., & Roberts, J. E. (2012, July). Visual attention in infants at high risk for autism: Comparing fragile X to autism siblings. Poster to be presented at the 13^th International Fragile X Conference, Miami, FL.
• Roberts, J. E., McCary, L. M., Tonnsen, B. L. (2012, July). Longitudinal analyses of mood and anxiety disorders in mothers with the FMR1 premutation. Poster to be presented at the 13^th International Fragile X Conference, Miami, FL.
• Robinson, A. N. & Roberts, J. E. (2012, July). Sensory Processing Profiles and Problem Behaviors in Preschoolers with Fragile X Syndrome. Paper presented at the 13th International Fragile X Conference, Miami, FL.
• McCary, L.M., Robinson, A., & Kellet, J. (2012, May). Dissociation of Maternal Stress in Autism, Fragile X, and Fragile X with Autism. Poster presentation presented at the International Meeting for Autism Research, Toronto, Canada.
• Mounts, M., Tonnsen, B., Rizzo, K. ⁺, Ingram, A., Shelton, H. C., Roberts, J. E. (2012, May). Does social shyness predict autism in high risk preschoolers with FXS? A longitudinal examination of behavioral and biomarkers of autism. Poster presented at the International Meeting for Autism Research, Toronto, Canada.
• Deal, S.+, Dellinger, M. B.⁺, & Burkett, H.⁺, Pitts, H., Mounts, M.L. (2012, April). Maternal depression predicting internalizing behaviors in boys with fragile X syndrome. Poster presented at University of South Carolina Discovery Day, Columbia, SC.
• Wehrenberg, B.⁺, Joseph, C.⁺, Messana, L.⁺, Pitts, H., Tonnsen, B.L., & Roberts, J. E. (2012, April). Social fear in infants with fragile X syndrome. Poster presented at University of South Carolina Discovery Day, Columbia, SC.
• Mounts, M. L., Hatton, D. D., & Roberts, J. E. (2012, March). Development and predictors of effortful control in young males with fragile X syndrome. Poster presented at the Gatlinburg Conference of Research and Theory in Intellectual and Developmental Disabilities, Annapolis, MD.
• Robinson, A. N., Roberts, J. E., Brady, N., Grefer, M., & Warren, S. (2012, March). Maternal Responsivity in Mothers of Boys with Fragile X Syndrome: Cortisol, Child Age and Problem Behavior. The Gatlinburg Conference on Research and Theory in Intellectual and Developmental Disabilities in Annapolis, MD.
• Tonnsen, B. L., McQuillan, S., Hatton, D., & Roberts, J. E. (2012, March). Behavioral and physiological correlates of negative affect in young children with fragile X syndrome. In J.  Roberts & C. B. Mervis (Co-Chairs), Biobehavioral investigations of temperament in fragile X, Williams, and 7q11.23 duplication syndromes. Symposium  conducted at the 45^th Annual Gatlinburg Conference on Research in Developmental Disabilities, Annapolis, MD.

2011 Conferences

• Grefer, M., Mounts, M., Tonnsen, B., Robinson, A., & Roberts, J. E. (2011, October). Investigating Early Developmental Patterns in Young Children with Fragile X Syndrome and Autism: Applying Results to School Psychology. Poster presented at the Fall meeting of the South Carolina Association for School Psychologists, Columbia, SC.
• Grefer, M., Mounts, M., Tonnsen, B., Robinson, A. N., & Roberts, J. E. (2011, October). Investigating Early Developmental Patterns in Young Children with Fragile X Syndrome and Autism: Applying Results to School Psychology. Poster presented at the Fall meeting of the South Carolina Association for School Psychologists, Columbia, SC.
• Lader, S. ⁺, Rizzo, K. ⁺, & Robinson, A. N. (2011, April). Predicting anxiety in fragile X syndrome: soothability and maternal stress. Poster presented at the University of South Carolina’s Discovery Day, Columbia, SC.
• Rizzo, K. ⁺, Lader, S.+, & Tonnsen, B. L. (2011, April). The effects of maternal depression on the relationship between infant fear and anxiety outcomes in children with fragile X syndrome. Poster presented at the South Carolina Psychological Association Spring Conference, Myrtle Beach, SC.
• Tackett, B. +, Clark, C.+, & Tonnsen, B. L. (2011, April). Physiological patterns during social stress correlate with anxiety in preschool males with fragile X syndrome. Poster presented at the South Carolina Psychological Association Spring Conference, Myrtle Beach, SC.
• Tackett, B. T. +, Clark, C. M. +, & Robinson, A. N.. (2011, April). Relationships between heart activity and autistic symptom severity in males with fragile X syndrome. Poster Session presented at the University of South Carolina’s Discovery Day, Columbia, SC.
• Tonnsen, B. L., Malone, P., Roberts, J. E. (2011, March). Outcomes associated with early fear in infants and preschoolers with FXS. In J.E. Roberts and H. C. Hazlett (Co-Chairs),  Biomarkers and behavioral indicators of anxiety and fear in young males with fragile X syndrome.  Symposium presented at the 44th Annual Gatlinburg Conference of Intellectual Disabilities, San Antonio, TX.
• Roberts, J. E., Tonnsen, B. L., Robinson, A. R., Tackett, B., Clark, C. (2011, March). Physiological mechanisms of fear and anxiety in young children with fragile X. In J.E. Roberts and H. C. Hazlett(Co-Chairs), Biomarkers and behavioral indicators of anxiety and fear in young males with fragile X syndrome. Symposium presented at the 44th Annual Gatlinburg Conference of Intellectual Disabilities, San Antonio, TX.
• Robinson, A. R., Roberts, J. E., Brady, N., & Warren, S. (2011, March). Maternal responsivity and physiological arousal in mothers of young boys with fragile X syndrome. Poster presented at the 44th Annual Gatlinburg Conference of Intellectual Disabilities, San Antonio, TX.
• Englund, J., & Robinson, A. (2011, February). Visual perception and reading fluency in children with reading disabilities. In J. Roberts (Chair), Predicting outcomes in children with neurodevelopmental disorders. Symposium presented at the meeting of the National Association of School Psychologists, San Francisco, CA.
• Tonnsen, B., McDonald, L., & Mounts, M. (2011, February). Fear, anxiety, and autism in children with fragile X syndrome. In J. Roberts (Chair), Predicting outcomes in children with neurodevelopmental disorders. Symposium presented at the meeting of the National Association of School Psychologists, San Francisco, CA.
• Mounts, M., & Tonnsen, B. (2011, February). School psychologists’ role in assessing children with neurodevelopmental disorders. In J. Roberts (Chair), Predicting outcomes in children with neurodevelopmental disorders. Symposium presented at the meeting of the National Association of School Psychologists, San Francisco, CA.
• Robinson, A., & Englund, J. (2011, February). Physiological arousal in children with neurodevelopmental disorders. In J. Roberts (Chair), Predicting outcomes in children with neurodevelopmental disorders. Symposium presented at the meeting of the National Association of School Psychologists, San Francisco, CA.
• Roberts, J. E., Powell, E.,&  Mayo, A. (2011, February). Overview: Enhancing outcomes in children with neurodevelopmental disorders. In J. Roberts (Chair), Predicting outcomes in children with neurodevelopmental disorders. Symposium presented at the meeting of the National Association of School Psychologists, San Francisco, CA.

• Tonnsen, B., & Roberts, J. E. (2011, March). Attention as a predictor of autism in high risk infants. Invited presentation at Hard Data Café, University of South Carolina, Columbia, SC.

2010 Conferences

• Tonnsen, B., Englund, J., Tackett, B. +, Nihart, E. +, & Roberts, J. E. (2010, October). Cross-battery assessment: An integrated approach for South Carolina school psychologists. Poster presented at the Fall meeting of the South Carolina Association for School Psychologists, Columbia, SC.
• Mounts, M., Robinson, A., Tonnsen, B., Powell, E., McDonald, L.,Malo, A. + & Roberts, J. E. (2010, October). Predicting autism in high risk populations: Applying longitudinal results to school psychology. Poster presented at the Fall meeting of the South Carolina Association for School Psychologists, Columbia, SC.