There has recently been a growing movement within psychology toward placing a greater emphasis on the positive aspects of human nature. This movement, known as positive psychology, focuses on the scientific study of human strengths and virtues as well as the variables that promote positive traits, emotions, and institutions. The purpose of this article is to discuss selected topics of research in positive psychology and the potential psychotherapeutic application of this research for children and youth, particularly in school settings. Interventions are presented for altering and enhancing children's and adolescents' perspectives regarding their past, their experience of the present, and their hopes for the future.