Matt Fitzgerald is an acclaimed endurance sports and nutrition writer and certified sports nutritionist. His most recent book, Iron War, was long-listed for the 2012 William Hill Sports Book of the Year, and he is the author of the best-selling Racing Weight. Fitzgerald is a columnist on Competitor.com and Active.com, and has contributed to Bicycling, Men s Health, Triathlete, Men s Journal, Outside, Runner s World, Shape, Women s Health and has ghostwritten for sports celebrities including Dean Karnazes and Kara Goucher.