How the study of causality revolutionized science and the worldCause and effect: its at the center of scientific inquiry, and yet for decades scientists had no way of answering simple questions, such as whether smoking causes cancer. In The Book of Why, Judea Pearl and Dana Mackenzie show how Pearls work on causality has broken through this stalemate, unleashing a revolution in our knowledge of the world. Anyone who wants to understand how science, the human mind, or artificial intelligence works needs The Book of Why.Illuminating. . . a valuable lesson on the history of ideas. --New York Times This book really gets you thinking about cause and effect as it applies to issues of our time. . . . Extraordinary. --Science FridayAbout the AuthorJudea Pearl is a professor of computer science at UCLA. The author of three books, he has won numerous awards, including the Alan Turing Award. He lives in Los Angeles, California.Dana Mackenzie is a PhD mathematician turned science writer and has written for Science, New Scientist, and Scientific American, among others. He lives in Santa Cruz, California.