Guest Editorial: Interventions for Homeless Individuals With Co-Occurring Mental Health and Addictive Disorders.

An introduction to the journal is presented in which the author discusses the initial findings from local site evaluations of Grants for the Benefit of Homeless Individuals (GBHI), presents an evaluation of evidence-based practices tailored to homeless subpopulations with co-occurring disorders and discusses an article on implementing Assertive Community Treatment (ACT) with adults who are homeless and have co-occurring mental and addictive disorders.