In this revolutionary and provocative exploration of the history, biology, treatment, and shared experience of mental anguish, the New York Times bestselling author and former FDA Commissioner examines how and why we become the agents of our own suffering and what we can do to change it. His unified theory of the mind—which he terms "capture"—will transform how we understand the unwanted thoughts that trouble all of us.Dr. David A. Kessler has spent the past two decades studying how addictive substances can influence our thoughts and behavior. In Capture, he considers some of the most profound questions we face as human beings: Why do we think and act in ways that are detrimental to our wellbeing? What is the origin of emotional anguish, from everyday unhappiness to mental illness? Is it possible that addiction, depression, anxiety, obsession, bipolar disorder, and even psychosis are somehow manifestations of the same biological mechanism?Informed by...