The most important book on decision making since Daniel Kahneman’s Thinking, Fast and Slow. Everyone would benefit from seeing further into the future, whether buying stocks, crafting policy, launching a new product, or simply planning the weeks meals. Unfortunately, people tend to be terrible forecasters. As Wharton professor Philip Tetlock showed in a landmark 2005 study, even experts predictions are only slightly better than chance. However, an important and underreported conclusion of that study was that some experts do have real foresight, and Tetlock has spent the past decade trying to figure out why. What makes some people so good? And can this talent be taught? In Superforecasting, Tetlock and coauthor Dan Gardner offer a masterwork on prediction, drawing on decades of research and the results of a massive, government-funded forecasting tournament. The Good Judgment Project involves tens of thousands of ordinary peopleincluding a Brooklyn filmmaker, a retired pipe installer, and a former ballroom dancerwho set out to forecast global events. Some of the volunteers have turned out to be astonishingly good. Theyve beaten other benchmarks, competitors, and prediction markets. Theyve even beaten the collective judgment of intelligence analysts with access to classified information. They are “superforecasters.” In this groundbreaking and accessible book, Tetlock and Gardner show us how we can learn from this elite group. Weaving together stories of forecasting successes (the