Is faith simply a form of wishful thinking? Is belief in God merely a consoling illusion? So argued Sigmund Freud in The Future of an Illusion. And the force of Freud's argument continues to be felt as it features prominently among critics of religion such as the New Atheists. But was Freud right? Until now, few have directly examined the plausibility of Freud's argument. But here, in a groundbreaking analysis inspired by the religious types described by William James in his seminal The Varieties of Religious Experience, Richard Beck explores the motivational dynamics among "summer...