An essential new edition―revised and updated from cover to cover―of one of the most important books of the last two decades, by Nobel Prize winner Richard H. Thaler and Cass R. Sunstein More than 1.5 million copies sold New York Times bestseller Since the original publication of Nudge more than a decade ago, the title has entered the vocabulary of businesspeople, policy makers, engaged citizens, and consumers everywhere. The book has given rise to more than 400 “nudge units” in governments around the world and countless groups of behavioral scientists in every part of the economy. It has taught us how to use thoughtful “choice architecture”—a concept the authors invented—to help us make better decisions for ourselves, our families, and our society. Now, the authors have rewritten the book from cover to cover, making use of their experiences in and out of government over the past...