The Need for Research-Practice Collaboration - James L. Sorensen, Joseph Guydish, Richard A. Rawson, and Joan E. Zweben. Dissemination From Practice to Research: Therapeutic Communities - Research-Practice Reciprocity - George De Leon; Auricular Acupuncture for the Treatment of Cocaine Addiction - Arthur Margolin; Self-Help Groups - Joseph Nowinski; The Tacoma Syringe Exchange Studies - Public Health Practice Influences Research, - Holly Hagan, Don Des Jarlais, and David Purchase Drug Courts - Elizabeth Piper Deschenes, Roger H. Peters, John S. Goldkamp, and Steven Belenko. Dissemination From Research to Practice: Pharmacology, Practice, and Politics - A Tale of Two Opiate Pharmacotherapies - Walter Ling, Richard A. Rawson, and M. Douglas Anglin; Relapse Prevention in Substance Abuse Treatment - Dennis M. Donovan; Motivational Interviewing - Theresa Moyers. Collaboration: The ""Outcomes Movement"" in Addiction Treatment - Comments and Cautions - A. Thomas McLellan; Benefits of Integrating Assessment Technology With Treatment - The DENS Project - Deni Carise and Ozge Gurel; Alcohol and Drug Abuse Treatment Demonstrations - Developing and Testing Community Interventions - Dennis McCarty; National and Local Perspectives on the Center for Substance Abuse Treatment Practice/Research Collaborative and Practice Improvement Collaborative Initiatives - Alice A. Gleghorn and Frances Cotter; Issues in Implementing PTSD Treatment Outcome Research in Community-Based Treatment Programs - Elisa Triffleman; Integrating Research into a Treatment Program - Vivian B. Brown. Implications: Science-Based Strategic Approaches to Dissemination - Thomas E. Backer; Recommendations for Practice-Research Collaboration - Joseph Guydish, James L. Sorensen, Richard Rawson, and Joan E. Zweben.