The authors test biosocial models that posit interactions between biological variables (testosterone, estradiol, pubertal status, and pubertal timing) and social context variables (family, peer, school, and neighborhood) in predicting adolescent involvement with cigarettes and alcohol in a sample of 409 adolescents in Grades 6 and 8. Models…

Presents the results of a study that assessed the influence of individual and contextual factors on adolescent girls' interest in school physical education. Suggests that classroom environment is more important than individual goals in influencing pupil interest. Results are discussed in the context of theoretical propositions of goal perspectives…

Over the past decade, "out-of-school time" and "after-school programs" have been identified as objects of research, funding, and policy initiatives across federal and state agencies as well as public, private, and nonprofit foundations. The increasing attention to and funding of programs that engage youth outside of the formal…