Adam W. Chase, an accomplished ultrarunner, snowshoe racer, and adventure athlete, is president of the All American Trail Running Association. He lives in Boulder, Colorado.
Nancy Hobbs has been running trails and directing running events since the mid-1980s, and her articles and photographs have been published in such magazines as Trail Runner and Runner's World. The founder and executive director of the All American Trail Running Association, she lives in Colorado Springs, Colorado.
A guide to running's fastest-growing endurance and adventure sport