This article focuses on issues related to implementing school-based social and character development programs in the context of a large multiprogram evaluation study funded by the Institute of Education Sciences and the Centers for Disease Control and Prevention. Implementation analysis is a relatively new but important research area. The first…

Interventions that aim to promote social competence, reduce problem behavior, and improve school climate are common at all levels of schooling. This whole-school focus, coupled with researchers' concerns about contamination or spillover effects in evaluations that randomly assign classrooms or students to conditions, as well as advances in…