Now in a revised and expanded third edition reflecting key advances in research and clinical practice, this manual presents the leading empirically supported treatment for adolescents with anorexia nervosa (AN). Strategies and procedures for family-based treatment are described in session-by-session detail. The book gives practitioners a clear framework for mobilizing parents to promote their child's weight restoration and healthy eating; involving siblings; improving parent-child relationships; and getting adolescent development back on track. Integrating state-of-the-art knowledge about medical and psychological aspects of AN, the manual is complete with sample dialogues, troubleshooting tips, and a chapter-length case example. New to This Edition Chapter on intensive parental coaching, a three-session adaptation for families who need extra support. Synthesizes the growing evidence base for the approach. New and expanded discussions of clinical issues--atypical AN, gender-diverse patients, those with psychiatric comorbidities, and more. Describes innovations in clinical training and modes of delivery. Family-based treatment is recognized as a best practice for the treatment of AN in adolescents by the U.K. National Institute for Health and Care Excellence (NICE).