John A. Sweeney, Ph.D., is Professor of Psychiatry and Pediatrics, and Vice Chair for Clinical Research in the Department of Psychiatry at UT Southwestern Medical Center in Dallas, Texas. He is also Director of the Center for Autism and Developmental Disabilities. He received his Ph.D. in Clinical Psychology from Syracuse University, and completed his internship and post-doctoral training at the New York Hospital - Cornell Medical Center. Dr. Sweeney's clinical research program involves cognitive, neurophysiological and brain imaging work focused on autism, other neurodevelopmental disorders and psychotic disorders. Dr. Sweeney is a member of numerous professional and scientific associations. He has served on multiple scientific advisory boards for NIH and pharmaceutical companies, and is an author of over 300 peer-reviewed articles.


University of Cincinnati Centr (1974), Psychology
Graduate School
Syracuse University Main Campu (1978), Psychology
Graduate School
Syracuse University Main Campu (1980)

Research Interest

  • Autism and Fragile X Syndrome
  • Family studies of endophenotypes for autism and psychotic disorders
  • Pharmacological strategies for enhancing and preserving cognitive abilities

Honors & Awards

  • Von Humbolt Research Award
    Senior Scientists in Neurobiology (2009)
  • The Alliance for the Mentally Ill
    John M. Davis, M.D. Young Researcher Award (2002)

Professional Associations/Affiliations

  • American College of Neuropsychopharmacology
  • International Society for Autism Research
  • Society for Biological Psychiatry
  • Society for Neuroscience