BOB BOWMAN is the longtime coach of 18-time Olympic gold medalist Michael Phelps. After serving as an assistant coach in three different Summer Olympics, Bowman will be the head coach of the U.S. men's swimming team at the 2016 Rio Olympics. He was also the U.S. men's head coach at the 2007, 2009 and 2013 FINA World Championships. Inducted into the International Swimming Hall of Fame in 2016, Bowman is currently the head swim coach at Arizona State University.
CHARLES BUTLER has written for The New York Times, Fortune, and Runner's World, among other publications. With Matt Long, he is the author of The Long Run: A New York City Firefighter's Triumphant Comeback from Crash Victim to Elite Athlete. He has taught journalism at Lehigh University, Ursinus College and the University of Oregon and resides in Pennsylvania's Lehigh Valley with his wife and two children.