The manual presents a psychological and pedagogical approach to the prevention and rehabilitation of deviant behavior: on the basis of empirical data, the features of personality development in adolescence are revealed, the types and causes of deviant behavior that are most destructive for adolescents or are quite often observed in their environment are discussed, described the results of research carried out by N. A. Rozhdestvenskaya and her graduate students and applicants, which were introduced into the preventive and rehabilitation work of psychological services. In fact, the book sums up the author’s many years of work as a consulting psychologist, psychology teacher and researcher. The manual is intended for students of psychological universities preparing for professional work in the specialty “Pedagogy and psychology of deviant behavior.” It can also be widely used within the framework of master's programs for professional training of students in the following areas: educational and developmental psychology, developmental psychology, general psychology, personality psychology and clinical psychology, as well as in the training of teachers, social workers and defectologists. It is valuable that the author speaks simply , in a language accessible to everyone, which is why the book is of interest to a wide range of readers: parents, public figures involved in youth issues, and everyone who is not indifferent to the problems of raising the younger generation. 2nd ed. (electronic).