David Epstein is a science writer and investigative reporter. His articles have spanned a wide range of topics, from crime and violence, to athletes using steroids, to the intersection of science and the Olympics. And, he’s the author of the books The Sports Gene and Range: Why Generalists Triumph in a Specialized World. But, before all of that, David studied geology and ran on Columbia University’s track team as a walk-on. In this encore episode, follow the thread: David went from star athlete to discovering that having a wide range of interests leads to more successful outcomes -- in sports and in life.