Dan Kindlon, Ph.D., a member of the Harvard University faculty for over fifteen years, teaches child psychology and conducts research in child development. A leading clinical and research psychologist specializing in behavioral problems in children and adolescents, Dr. Kindlon has focused on the diagnosis and treatment of emotional issues, learning disabilities and attention deficit disorders in over 20 years of clinical practice. He is the author of many articles in scientific journals and several books, including Alpha Girls, Raising Cain, Too Much of a Good Thing, and Tough Times, Strong Children. Dr. Kindlon lectures widely to groups of parents, educators, and mental health professionals, and has made many national media appearances, including on The Today Show, 20/20, CNN, and National Public Radio. He lives outside Boston with his wife and two children.