Scott Douglas is a contributing writer for Runner’s World. He has also been the editor of Running Times and Runner’s World’s news channel. Scott has written or cowritten several other books, including the New York Times bestseller Meb for Mortals, 26 Marathons, and perennial favorite Advanced Marathoning. He has run more than 110,000 miles since taking up the sport in 1979. Scott lives in South Portland, Maine.

Named by Women’s Running as one of twenty women who are changing the sport of running and the world, foreword author Alison Mariella Désir is the founder of Harlem Run and Run 4 All Women, and hosts the podcast Find Meaning (on the RUN).