Margaret Coel is the author of four nonfiction books and many articles on the people and places of the American West. Her work has won national and regional awards. Her first John O'Malley mystery, The Eagle Catcher, was a national bestseller, garnering excellent reviews from the Denver Post, Tony Hillerman, Jean Hager, Loren D. Estleman, Stephen White, Earlene Fowler, Ann Ripley and other top writers in the field. A native of Colorado, she resides in Boulder.