Russell A. Barkley, PhD, is Clinical Professor of Psychiatry at the Medical University of South Carolina and Research Professor of Psychiatry at the State University of New York Upstate Medical School in Syracuse, NY. He is a Diplomate in Clinical Psychology (ABPP), Clinical Child and Adolescent Psychology and Clinical Neuropsychology (ABCN, ABPP). Dr Barkley is a clinical scientist, educator, and practitioner who has authored 13 books and clinical manuals, and more than 200 scientific articles and book chapters related to the nature, assessment, and treatment of ADHD and related disorders. As an advocate for proper identification and treatment of ADHD, he has appeared on the nationally televised programs 60 Minutes, the Today Show, Good Morning America, CBS Sunday Morning, CNN and many other programs on behalf of those with ADHD.