This study evaluated effects of Positive Action (PA), a school-based social-emotional and character development program, on self-esteem levels and processes among minority, low-income, urban youth. A matched-pair, cluster-randomized controlled trial was conducted in 14 Chicago Public Schools with outcomes assessed longitudinally for a cohort of…

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…