Selene Yeager is a top-selling professional health and fitness writer who lives what she writes as a NASM certified personal trainer, USA Cycling certified coach, Pn1 certified nutrition coach, pro licensed off-road racer, and All-American Ironman triathlete. She has authored, coauthored, or contributed to nearly thirty books. A 2007 National Magazine Award nominee for excellence in service journalism, she lives in Emmaus, Pennsylvania.