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.