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 examined variations in the development of classroom aggression popularity norms, as well as the role of homeroom teachers' aggression beliefs and students' perceptions of teachers' support as predictors of such variations. To achieve this goal, a sample of 63 classrooms were assessed at four time points during a school year, in nine…

Evidence of cultural comparisons of gender-identity-measurement scales is scarce. The present study aims to assess the scalar invariance of two dimensions of a widely used gender identity scale (Egan and Perry's Multidimensional Gender Identity Inventory) across two cultural contexts. Fourth, sixth, and fifth graders from Barranquilla (Colombia)…

This study examined the social functioning of bistrategic youths (i.e., those who employ both aggressive and prosocial behavior) in order to further understand their social competence in peer social networks. Within our sample of 318 fifth-grade participants recruited from an urban school district in the northeastern US, bistrategic preadolescents…

In a sample of 473 4th- and 5th-grade students, we examined the interaction between the type of clique to which a child belongs and the clique's level of perceived cohesion on a clique member's social and emotional adjustment. Perceived cohesion of a clique was operationalized as the degree to which the clique was perceived as an entity and was…

Evolutionary and biological approaches tend to suggest that social dominance is predominately an aspect of male social organization. Furthermore, when females behave non-normatively, they are less positively evaluated than males engaging in the same behavior. Alternate, less familiar models of females and dominance/aggression underlie the present…

Children (n = 88) aged 8 and 10 years participated in a minimal group study in which their rejection versus acceptance, by one other person versus a group of three people, was experimentally manipulated. Analysis of their self-reported negative affect, self-esteem, and maladaptive social behavior, revealed that, regardless of the source of the…