The current study was designed to gain insights into shifting school culture by examining perceived peer group norms and social values across elementary and middle school grades. Perceived norms were assessed by asking participants (N = 605) to estimate how many grade mates were academically engaged, disengaged, and antisocial. To capture social…

Collective efficacy, defined as informal social controls that operate under social norms of trust, is an emerging theoretical concept that has been applied to explain violence rates in neighborhoods, affiliation with deviant peers, partner violence, and adolescent delinquency. This study employed a multilevel design to examine the association…