Carrie Arnold waged a seven-year battle with anorexia and bulimia. The holder of a Master's of Public Health in Epidemiology, she is actively involved in eating disorders advocacy and education. She is also the author of Running on Empty: A Diary of Anorexia and Recovery. B. Timothy Walsh, M.D., is the Ruane Professor of Pediatric Psychopharmacology in the Department of Psychiatry at the College of Physicians & Surgeons, Columbia University. A past president of the Academy for Eating Disorders and currently an Associate Editor of the International Journal of Eating Disorders, he established...