The proposed textbook outlines the essence and structure of the theoretical concepts of legal psychology, its methods and the main stages of development. The book reveals the laws of personality psychology in relation to the field of legal regulation of its activities; psychological mechanisms of activity of subjects of legal proceedings and the law enforcement system. The patterns of formation and manifestation of criminal behavior are analyzed; psychological aspects of the victim’s personality; the goals and methods of forensic psychological examination are revealed. For teachers, cadets, students and students of law and pedagogical universities and faculties, as well as practical law enforcement officers.