The leading manual on group-based treatment of substance use disorders, this highly practical book is grounded in the transtheoretical model and emphasizes the experiential and behavioral processes of change. The program helps clients move through the stages of change by building skills for acknowledging a problem, deciding to act, developing and executing a plan, and accomplishing other critical tasks. The expert authors provide step-by-step guidelines for implementing the 35 structured sessions, along with strategies for enhancing motivation. In a large-size format for easy photocopying, the volume includes 58 reproducible handouts. Purchasers get access to a Web page where they can download and print the reproducible materials.