Hispanic urban youth experience high levels of violence, access to drugs and alcohol, and limited access to quality educational institutions, as well as a disproportionate use of substances. However, youth exposed to multiple sources of support, such as values related to family centrality (e.g., family cohesion or "familismo") and…

Despite the popularity and perceived potential effectiveness of community-based coalitions in helping to prevent and reduce adolescent substance use, empirical evidence supporting this approach is sparse. Many reasons have been suggested for why coalition-based prevention initiatives, and community-level interventions in general, have not…