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…

Both individual and ecological influences are implicated as factors linked to youth violence. In this paper, we conduct analyses on several databases of 6th-12th grade students in the United States, to explore the linkage of positive relationships, opportunities, skills, and values, called Developmental Assets, to prevention of youth aggressive…

Examined association between adolescents' perception of parent-adolescent attachment quality and adolescent aggression, as mediated by social cognition and self-esteem. Found that higher social cognition was associated with lower self-reported aggression when parent-adolescent attachments and adolescent self-esteem were controlled. When…

This study examined the psychometric properties of a multidimensional measure of prosocial behaviors, the Prosocial Tendencies Measure-Revised (PTM-R), with early and middle adolescents. Results showed adequate reliability and evidence of validity for the PTM-R. Discussion focused on individual differences in prosocial behaviors among early and…

Key to the mission of the National Institute of Child Health and Human Development (NICHD) is answering fundamental questions about how a single fertilized cell eventually develops into a fully functional adult human being and how a multitude of genetic and environmental factors influence that process. This document details part of NICHD's…