This study examines developmental change across adolescence in the similarity of friends versus nonfriends. This differential in similarity is a key aspect of the organization of the peer context of development: The stronger the correlation between friends for an attribute, the more the attribute delineates clustering and divisions of friendships.…

Immigrant boys show higher rates of antisocial behaviour. However, results of previous studies showed some contradictory findings in terms of intercultural differences in antisocial behaviour. In our study, we used an intercultural comparison of antisocial behaviour based on two different definitions of migration status (nationality vs. migration…

This study examined the effects of out-of-school suspension on high school students. Its purpose was to determine if exclusionary discipline practices led to negative consequences such as poor academic achievement and juvenile delinquency. The study also hoped to generate new insight into current disciplinary practices in order to yield a better…

While many adolescents and young adults experiment with substances (e.g., alcohol, cigarette smoking, marijuana), recent research suggests that rural youth and young adults may be more at risk for substance use than their urban counterparts. This study was designed to examine the longitudinal relationships between rural adolescents' prosocial…

Two theoretical perspectives have been proposed to describe, explain, and intervene in adolescent development--prevention science and positive youth development (PYD). An integrative model bridging these two perspectives posits that it is important to assess the extent to which the same, similar, or complementary mechanisms may be responsible for…

Little is known about the adolescent risk factors and young adult health-related outcomes associated with running away from home. We examined these correlates of running away using longitudinal data from 4,329 youth (48% female, 85% white) who were followed from Grade 9 to age 21. Nearly 14% of the sample reported running away in the past year at…

The aim of this study has been to examine the effect of retrospective report of political violence during the first Intifada (1987-1993) on psychological adjustment of 1185 Palestinian adolescents (10th to 12th graders) seven years after the first Intifada had ended. Analysis of the inter-relations was conducted between self-reported measures of…