This report from the United States summarizes trends in addictions treatment and the challenges that confront the treatment workforce. The recommendations in this report reflect some of the best thinking in the field and are intended to provide momentum for ongoing discussions among stakeholders about specific implementation strategies. This document focuses on all professionals who provide addictions treatment and recovery support services—addictions counselors, physicians, psychologists, nurses, outreach and intake workers, case managers, social workers, marriage and family therapists, recovery support workers and clergy.