Community engagement is often cited as a tool to improve the health of the community and its members. This guide will review evidence related to leveraging community engagement to support the implementation and scale-up of evidence-based programs and policies.

This guide reviews interventions for people living with substance use and mental disorders who are at risk for or living with HIV. Selected interventions are in alignment with goals of the federal “Ending the HIV Epidemic: A Plan for America” (EHE) initiative.