Bill Gifford is a veteran magazine writer and editor who writes about extraordinary athletes and cutting-edge health science. After growing up mostly in Washington, D.C., he returned after college to become a staff writer for the legendary Washington City Paper, for a salary paid in beer, rice and beans. He then moved to Philadelphia to write and edit for Philadelphia Magazine for several years. Continuing north along I-95 to New York, he worked as features editor and then "editor-at-large," the world's best job title, for Men's Journal. His freelance work has appeared in Outside magazine, where he is a longtime contributing editor, as well as Bicycling, Wired, Bloomberg Businessweek, Slate, and others, as well as in Best American Sportswriting. His first book, Ledyard, is a biography of the 18th-century explorer, writer, entrepreneur and bon vivant John Ledyard. His latest, Spring Chicken, is a personal investigation into the science of aging.