Russell Barkley Biography

Russell A. Barkley (born 28 December 1949) is a clinical psychologist who is a clinical professor of psychiatry at the Medical University of South Carolina and an author of books on ADHD. Involved in research since 1973 and a licensed psychologist since 1977, he is an expert on attention-deficit hyperactivity disorder (ADHD) and has devoted much of his scientific career to studying ADHD and related problems like childhood defiance. He proposed to change the name of sluggish cognitive tempo (SCT) to concentration deficit disorder (CDD).