Gain a clear understanding of the science and latest research behind the success of the Twelve Steps, a critical programme used by millions of people around the world to stay sober and one of the greatest social movements of our time.Since the publication of Alcoholics Anonymous in 1939, the Twelve Steps have been central to staying sober for millions of people around the world. Alcoholics Anonymous, Narcotics Anonymous, Al-Anon, and countless other recovery organizations and treatment programmes have adopted the Steps as their programme for abstaining from substance use and compulsive behaviors. Despite the Twelve Step model's success, a growing chorus of critics is claiming that the science behind the model is questionable.Joseph Nowinski calls upon the most up-to-date research, teamed with the critical work he did on Project Match, an eight-year, multisite research study proving the efficacy of Twelve Step Facilitation, to build a compelling case for why working the Steps provides predictable and successful outcomes with:Experienced, knowledgeable sponsors.Consistent attendance at peer support groups.Systematic application of the Steps.Treatment professionals effectively incorporating the Steps and peer support in their recovery management programmes.Whether you are thinking of joining a Twelve Step programme, looking for intelligent ways to talk about why your programme works, or simply wanting to understand the science fueling the success of one of the greatest social movements of our time, this book is for you. As many members of Twelve Step groups say at the end of every meeting, the simple truth is that "it works if you work it."