Guy P. Harrison is an award-winning writer and author of nine books, including Damn You, Entropy!, At Least Know This, and Good Thinking. His work has been featured in Reader’s Digest, Skeptical Inquirer, Free Inquiry, and Skeptic, among many others. Guy is a longtime essayist for Psychology Today and contributed a chapter about race and racism to The Cognitive Science of Belief (Cambridge University Press). Random House featured his book Think: Why you should question everything as recommended reading for all first-year university students and another of his books was incorporated into an anti-racism program in South Africa. The San Diego Union-Tribune named At Least Know This a top-five summer read.