
Welcome to the official website of Russell A. Barkley, Ph.D., an internationally recognized authority on
attention deficit hyperactivity disorder (ADHD/ADD) in children & adults who has dedicated his career
to widely disseminating science-based information about ADHD. Dr. Barkley retired as a Professor of Psychiatry and Neurology from the University of Massachusetts Medical Center (1985-2002) and later worked as a Professor of Psychiatry and Health Sciences at the Medical University of South Carolina (2003-2016). He taught as a Clinical Professor of Psychiatry at Virginia Commonwealth University School of Medicine (2016-2021). He is now fully retired.