The Tree Collectors: Tales of Arboreal Obsession

To Rescue the American Spirit: Teddy Roosevelt and the Birth of a Superpower – A New York Times Bestselling Biography of Courage and Bold Presidential Leadership (The Presidential Series)

A Walk in the Park: The True Story of a Spectacular Misadventure in the Grand Canyon

Raising Hare: A Memoir

The Worst Hard Time: The Untold Story of Those Who Survived the Great American Dust Bowl—A National Book Award Winner

Homesick Nomad: Homesick Nomad EPB: Settling into an Untethered Life – An NYT Bestselling Author's Inspirational Memoir of Self-Discovery

Building Kyle's Cabin: A Captivating Journey Into The Wild

Walden

The Elephant Whisperer: My Life with the Herd in the African Wild

The Anthropocene Reviewed: Essays on a Human-Centered Planet