“A Runner’s High wakes up the appetite to run long distances. Dean takes us on a lifelong journey of ultramarathons, through the ups and downs, the friendships and lonely moments, and the struggles and rewards of each race. Dean writes in a direct and intimate way that keeps us reading like he runs—without stopping.”—Kilian Jornet, author of Above the Clouds and world champion ultramarathoner “A Runner's High is a powerful narrative on life, running and finding meaning through perseverance. Every runner should read this book.”— Jason Koop, Coach and bestselling author