Running with Sherman: The Donkey with the Heart of a Hero

Natural Born Heroes: Mastering the Lost Secrets of Strength and Endurance

Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen

Saving Simon: How a Rescue Donkey Taught Me the Meaning of Compassion

Walking with Henry: Big Lessons from a Little Donkey on Faith, Friendship, and Finding Your Path

Eat and Run: My Unlikely Journey to Ultramarathon Greatness

North: Finding My Way While Running the Appalachian Trail

Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen

Smart Ass: How a Donkey Challenged Me to Accept His True Nature & Rediscover My Own

The Rise of the Ultra Runners: A Journey to the Edge of Human Endurance

The Wisdom of Donkeys: Finding Tranquility in a Chaotic World