Tony Juniper

Writer, Sustainability Advisor, & Environmentalist

Alexandra Horowitz

Professor of Psychology, Animal Behavior, and Canine Cognition; Bestselling Author of "Inside of a Dog: What Dogs See, Smell and Know"

Erin Schrode

Expert Advocate for Health, Sustainability & Environmental Education; Named "America's Green Girl" by OK Magazine

Sy Montgomery

Naturalist, Adventurer & Author of "The Good Good Pig" & "The Soul of an Octopus"

Secrets of the Octopus

Robert William Fischer PhD

Philosophy Professor at Texas State University

Steven Wise

Animal Rights Lawyer

Michael Shellenberger

Founder & President of Environmental Progress; Expert on Energy, Climate, Security, Human Development and Politics

Tia Torres

Pitbull Advocate & Rescuer Known for Animal Planet's "Pit Bulls & Parolees"

Jeremy Wade

Writer and TV Presenter

Paul Rosolie

Conservationist, Writer, Filmmaker, Founder of Junglekeepers, Protecting 55000+ acres of Amazonian Habitat & Wildlife

How creative & emotive communication conserved 55,000 acres of Peru’s Amazon

Tiger Darrow

Austin Raised Singer Songwriter; Booker T. Washington High School -Dallas & NYU Graduate

Ric O'Barry

Wildlife Activist, Author & Founder of the Dolphin Project; Star of the Academy Award-Winning Documentary "The Cove"

Elaine Hendrix

Actress & Animal Activist; Known for her Role in the Remake of "The Parent Trap"

Christian Serratos

Actress, Best-known for her Role in the "The Twilight Saga" Series & "The Walking Dead"

Ziya Tong

Author of "The Reality Bubble" and Award-Winning Broadcaster

Evelyn Lozada

Fashion Contributor, Fitness Blogger & Reality TV Personality

Bindi Irwin

Wildlife Conservationist & Daughter of Steve Irwin; Season 21 Contestant on "Dancing With the Stars"

Jim O'Heir

Actor Starring in the NBC Comedy Series "Parks and Recreation"

David Haskell

Biologist and Author; Finalist for the 2013 Pulitzer Prize

Simon Lovell

English Comedy Magician, Card Shark Actor and Con Man