The goal of this guide is to review the literature on prevention of marijuana use among youth, distill the research into recommendations for practice, and provide examples of the ways these recommendations can be implemented.

This guide provides school leaders and administrators with key information regarding a broad range of student assistance services. It addresses school connectedness, substance use, mental health promotion, and violence prevention. The guide includes information about effective planning, implementation, evaluation, and sustainability of student assistance programs in disparate settings.