OA's keystone book-The Twelve Steps and Twelve Traditions of Overeaters Anonymous, Second Edition-is updated and improved, twenty-eight years after is first publication. Created specifically as a study of the OA Twelve Step recovery program, the OA Twelve and Twelve, Second Edition has been revised for clarity and inclusivity-with a restructured Step Four chapter to increase usefulness. Read how, through working the Twelve Steps and studying the Twelve Traditions.