Selene Yeager is a top-selling author and professional health and fitness writer who lives what she writes as a certified personal trainer, professional mountain bike racer, and triathlete. She has authored, co-authored, and contributed to more than two dozen books. She is a frequent contributor to Runner’s World, Women’s Health, and Shape magazines and dishes out training advice monthly as Bicycling magazine’s “FitChick.” She lives in Lehigh Valley, Pennsylvania.