This book presents the first behavioral activation (BA) program designed specifically for helping adolescents aged 12-18 overcome depression. Authored by Elizabeth McCauley, it offers a structured framework aimed at increasing engagement in rewarding activities while reducing avoidant behaviors among young people. The text is highly accessible, featuring session-by-session guidelines and agendas, sample scripts, and instructional materials to facilitate practical application in clinical settings. It also includes strategies for actively involving parents and adapting the BA approach to meet the unique needs and developmental levels of individual teens. With a large-size format that supports easy photocopying, the book includes 35 reproducible handouts. Additionally, purchasers gain access to a web page where they can download and print these materials, enhancing the utility of this resource for clinicians and mental health professionals.