Background. The issue of preventing antisocial behavior in the juvenile is relevant nowadays as delinquent, unlawful behaviour in children and adolescents is a powerful risk factor of asocial development of the personality on the whole, and also the factor that negatively affects their entire future.

The Objective is to analyze the causes and consequences of the asocial development in children and adolescents, to consider theoretical studies devoted to the prevention of antisocial behaviour and juvenile delinquency, neglected and homeless children and adolescents, and their rehabilitation and resocialization.

Design. The paper studies the issue of adolescent aggression in modern Russian society. The paper recites a wide range of foreign and Russian research, analyses regulatory and legal documents and regional practices, and also employs the data of the author’s survey of Russian adolescents conducted in 2017.

Research results. Family reshaping in terms of psychology and relationship between family members have a direct effect on deviant or antisocial behaviour in adolescents. A significant negative correlation between the school climate and the aggressiveness of schoolchildren was revealed. High positive intercorrelations within the indicators of the school climate were found to be high: school safety and teacher-student relations. Children who are not involved in bullying, assess the climate and school safety significantly higher than the children who are bullied. This pattern is typical for all participants in the persecution, regardless of their role, i.e. the victim, the aggressor or the observer.

Conclusion. Based on the data reviewed, the recommendations given can be taken into account when establishing the state policy on preventing antisocial behaviour and the aggression in the juvenile. The significance of the joint school and family measures that can be an effective tool for preventing teenage aggression is drawn special attention to.