Kevin Fedarko has spent the past twenty years writing about conservation, exploration, and the Grand Canyon. He has been a staff writer at Time magazine, where he worked primarily on the foreign affairs desk, and a senior editor at Outside, where he covered outdoor adventure. His writing has appeared in National Geographic, the New York Times, and Esquire, among other publications. His first book, The Emerald Mile: The Epic Story of the Fastest Ride in History Through the Heart of the Grand Canyon, which won a National Outdoor Book Award and the Reading the West Book Award, was a New York Times bestseller. He lives in Flagstaff, Arizona.