Academic achievement disparities based on parental education are robust during the middle school years. The current study examined whether cross-class friendship (i.e., reciprocal relationships between peers with different levels of parental education) decrease class-based achievement differences during a developmental phase when friends are…

The current study was designed to examine one possible weight stigma-reduction mechanism: school-level weight diversity. It was hypothesized that greater weight diversity among same-sex peers at school would attenuate the negative association between weight and academic achievement. Across 26 urban public middle schools, 5,991 sixth-grade students…

Although research has shown that peer victimization is related to negative school outcomes, whether ethnic ingroup size alters victimization-adjustment links is unclear. This study examines whether smaller ethnic ingroup representation amplifies the negative associations between peer victimization and school adjustment. We also examine whether…

The current study examined school-level victimization as a moderator of associations between peer victimization and changes in 2 types of self-blaming attributions, characterological and behavioral, across the first year of middle school. These associations were tested in a large sample (N = 5,991) of ethnically diverse adolescents from fall to…

This study examined the association between ethnicity-related context variables and the prosocial behavior of early adolescents in ethnically/racially diverse schools. Specifically, youths' perceptions of greater representation of same-ethnic peers at school, school support for ethnic diversity, and engagement in and valuing cross-ethnic contact…