Connections between prosociality and antisocial behaviors have been recognized; however, little research has studied their developmental links longitudinally. This is important to illuminate during early adolescence as a sensitive period for social development in which prosociality could protect against the development of later antisocial…

A quasi-experimental study was conducted in the eighth grade of two public schools located in Central Delhi. Two classes (95 participants) in the intervention school and three classes (108 participants) in the comparison school participated. The brief intervention was implemented across four 2-hour sessions for 1 month in the intervention school.…

Although youth-led programs (YLP) have been successful in many areas of public health, youth leadership is rarely used in the prevention of peer aggression. A YLP to reduce bullying, sexual harassment, and dating aggression was compared experimentally with the board-mandated usual practice (UP). Four middle schools in an urban Canadian school…