Gordon, Kathryn Hope: - Kathryn Hope Gordon, PhD, is a licensed clinical psychologist who specializes in cognitive behavioral therapy (CBT). Prior to working as a therapist, Gordon was a professor for ten years. She is a mental health researcher who has published more than eighty scientific articles and book chapters on suicidal behavior, disordered eating, and related topics. Gordon cohosts the Psychodrama podcast, blogs for Psychology Today, and shares mental health information through her website: www.kathrynhgordon.com.Thomas Ellis Joiner, Jr., PhD, is Bright-Burton professor of psychology, and director of the University Psychology Clinic at Florida State University. He has served as associate editor of the Journal of Behavior Therapy; and sits on ten editorial boards, including that of the Journal of Consulting and Clinical Psychology.