The second of the four noble truths teaches that craving leads to suffering. But that would be obvious to anyone struggling with addiction. Psychiatrist Judson Brewer, who is the director of research at the Center for Mindfulness in Medicine, Health Care and Society at the University of Massachusetts Medical School, brings mindfulness practice to the treatment of addiction. Here, Brewer talks to Tricycle contributing editor Amy Gross about the mechanisms in the brain that activate when we have cravings and how Buddhist teachings can help combat a wide variety of addictions.