The Promise of a Pencil: How an Ordinary Person Can Create Extraordinary Change

The Anthropocene Reviewed: The Instant Sunday Times Bestseller

The High Sierra: A Love Story

Gorillas in the Mist

The Book of Hope: A Survival Guide for Trying Times

And No Birds Sang

Building Social Business: The New Kind of Capitalism That Serves Humanity’s Most Pressing Needs

Toms River: A Story of Science and Salvation

A Thousand Mile Walk to the Gulf

Funny Farm: My Unexpected Life with 600 Rescue Animals

Organic planet: Autobiography of an eco-loving Yogi

American Wolf: A True Story of Survival and Obsession in the West

Into the Planet: My Life as a Cave Diver

My Garden World: the Sunday Times bestseller

The Story of More: How We Got to Climate Change and Where to Go from Here

Start Your Own Business: The Only Startup Book You'll Ever Need 7th Edition

How to Start a 501c3 Nonprofit Organization: Steps to Setting Up a Nonprofit Corporation or Foundation & Applying for Tax-Exempt Status

Cat Tale: The Wild, Weird Battle to Save the Florida Panther

A Book of Bees: And How to Keep Them

The Worth of Water: Our Story of Chasing Solutions to the World's Greatest Challenge