Alexandra Horowitz

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

Yuval Noah Harari

Historian, Philosopher & Best-Selling Author of "Sapiens"

Disruption, Democracy & the Global Order – Yuval Noah Harari

Michael Shellenberger

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

Ric O'Barry

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

Laurell K. Hamilton

NY Times Bestselling Author of the "Anita Blake: Vampire Hunter" Series & "Merry Gentry" Series of Paranormal Thrillers

Jim O'Heir

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

Marla Spivak

Entomologist; Focused on Practical Applications to Protect Honey Bee Populations

Danny Trejo

Actor, Author, Activist & Restaurateur; Recovery & Intervention Counselor for Troubled Youth

Brittany Ishibashi

Actress Known for Her Roles in "Supernatural," "Grace and Frankie" & "Runaways"

Sebastian Stan

Romanian-American Actor Known for Playing Bucky Barnes in the Marvel Cinematic Universe

Sonja Morgan

As the break out star and the woman everyone would most want as a friend on Bravo’s “Real Housewives of NYC,” Sonja Tremont-Morgan represents “housewife” in every sense of the word.

Linda Eder

American singer and actress. She made her Broadway debut in the musical Jekyll & Hyde, for which she received the Theatre World Award for Best Actress in a Musical.

Christiana Figueres

Expert on Global Climate Change; Former Executive Secretary of the UN Framework Convention on Climate Change

Annie Griffiths

Award-Winning Photographer for National Geographic

Michael Nichols

Journalist, Photographer & Founder of the LOOK3 Festival of the Photograph

Louie Psihoyos

Photographer & Documentary Film Director Known for the Academy Award-Winning Documentary "The Cove"

Joel Sartore

National Geographic Photographer & Author

Barton Seaver

Celebrity Chef, Author & Sustainable Food Advocate; National Geographic Fellow; Ocean Conservationist

Maggie Q

TV & Film Actress, Known for Lead Role in CW's "Nikita"

Chad Pregracke

Founder of Living Lands & Waters, CNN's Hero of the Year for 2013, Environmental Speaker & Bestselling Author