After serving in the United States Air Force Dr. Barkley obtained his Bachelor's Degree with Honors in Psychology
from the University of North Carolina at Chapel Hill in 1973.
He then attended Bowling Green State University in Ohio where he received his Masters Degree
in 1975 and his Ph.D. in 1977 in Clinical Psychology,
receiving the Distinguished Dissertation Award for his research on the effects of medication on children with ADHD.
He then attended the Oregon Health Sciences University for internship training in developmental, learning, and behavioral disorders of children
. Thereafter, in 1977, he joined the Department of Neurology
at the Medical College of Wisconsin (MCOW) and Milwaukee Children's Hospital where he worked in the Child Neurology Division and eventually founded the Neuropsychology Service
He served as its Chief and as Associate Professor of Neurology
until 1985. Dr. Barkley then relocated to the University of Massachusetts Medical School, where he served as the Director of Psychology
and as a Professor of Psychiatry and Neurology
While there, he established the research clinics for both child and adult Attention Deficit Hyperactivity Disorders. In 2003, Dr. Barkley relocated to the Charleston, SC area where he became a Professor in the Department of Psychiatry at the Medical University of South Carolina. In 2005, he joined the faculty of the Department of Psychiatry at the SUNY Upstate Medical University in Syracuse, NY.