In this, his magnum opus one of the world’s best known skeptics and critical thinkers Dr. Michael Shermer—founding publisher of Skeptic magazine and perennial monthly columnist (“Skeptic”) for Scientific American—presents his comprehensive theory on how beliefs are born, formed, nourished, reinforced, challenged, changed, and extinguished. This book synthesizes Dr. Shermer’s 30 years of research to answer the questions of how and why we believe what we do in all aspects of our lives, from our suspicions and superstitions to our politics, economics, and social beliefs. In this book Dr. Shermer is interested in more than just why people believe weird things, or why people believe this or that claim, but in why people believe anything at all. His thesis is straightforward: