Bill GiffordBill Gifford is co-author of the #1 New York Times bestseller, Outlive, which has sold more than two million copies worldwide, as well as the New York Times bestseller Spring Chicken: Stay Young Forever (Or Die Trying)<i>. A veteran magazine writer and editor, he is fascinated by extraordinary athletes and cutting-edge health science. He is a longtime contributing editor at?Outside, and his work has appeared in Wired, Bloomberg Businessweek, Men's Health, Bicycling, Slate and Best American Sportswriting. Read More Read Less