Russell A. Barkley, PhD, is a preeminent researcher and practitioner whose other publications for parents include TAKING CHARGE OF ADHD. Dr. Barkley is also the author or editor of numerous acclaimed professional books, including DEFIANT CHILDREN, SECOND EDITION. His educational videos include two programs on childhood defiance and an award-winning series on ADHD. He is Director of Psychology and Professor of Psychiatry and Neurology at the University of Massachusetts Medical Center in Worcester, Massachusetts.Christine M. Benton has over 20 years of experience as a writer and editor of books on psychology, self-help, consumer health issues, and other topics. A graduate of St. John's College who resides in Chicago, Illinois, she has helped to develop numerous book projects as a freelance collaborator with publishers, professional associations, and authors.