Social norms are vital for the functioning of adolescent peer groups; they can protect the well-being of groups and individual members, often by deterring harmful behaviors, such as aggression, through enforcement mechanisms like peer victimization; in adolescent peer groups, those who violate aggression norms are often subject to victimization.…

This study reports on the first stages of a larger project to develop an ICT-supported cyberbullying prevention programme that fosters development of children's communication skills for the safe use of social media. To establish baseline data on the incidence and growth of cyberbullying in Bogotá, Colombia, we applied a Revised School Violence…