We tested whether gender-specific vs. common classroom norms were more powerful moderators of the association between a risk factor (rejection) and peer victimization among girls and boys. The participants were 1220 elementary schoolchildren from grades 4-6 (with 10-13 years of age). We compared different multilevel models including combined vs.…

This investigation examines the extent to which characteristics of the teacher-child relationship (closeness, dependency, and conflict) are predictive of changes in children's peer victimization and aggressive behavior over the course of a school year. Relational and physical forms of victimization and aggression were studied, and changes in peer…

The unique contributions of peer acceptance, friendship, and victimization to adjustment were examined. How these relational systems moderate the influence of one another to influence adjustment was also investigated. Friendship quality, a unique aspect of friendship, was expected to be especially important for adjustment when other relational…

This study represents the first systematic attempt to examine a theory-based program designed to reduce girls' social aggression and increase positive leadership among peers. Fifth-grade girls from six public schools were randomly assigned within classrooms to the social aggression prevention program (SAPP) and the comparison reading clubs. A…

The present research examines the achievement-related implications of establishing friendships with high-achieving versus low-achieving classmates. Fifth-, sixth-, and seventh-grade students (N = 929) participated. During the fall and spring semesters, the report card grades of children and their friends were obtained and children completed…