(Sourcebooks)  This book provides a comprehensive understanding of addiction and focuses on treating drug and alcohol addition as a biological disease of the brain that must be approached like other chronic medical illnesses. Based on scientific research, the author describes tools and strategies designed to overcome the biological factors that cause addictive behavior along with treatments and medications. Urschel is the CEO and founder of the Urschel Recovery Science Institute and www.EnterHealth.com, which have the goal of combining the best behavioral addiction treatments with the latest scientifically proven medications.