Predictably Irrational Dan Ariely Ariely explains, 'My goal, by the end of this book, is to help you fundamentally rethink what makes you and the people around you tick. I hope to lead you there by presenting a wide range of scientific experiments, findings, and anecdotes that are in many cases quite amusing. Once you see how systematic certain mistakes are-how we repeat them again and again-I think you will begin to learn how to avoid some of them'.