David Doubilet

National Geographic Photographer & Founding Member of the International League of Conservation Photographers

Lynn Sherr

Award-winning Broadcaster & Best-selling Author; Correspondent 20/20

Dyan deNapoli

Penguin Expert, TED Speaker & Award-Winning Author of "The Great Penguin Rescue"

Ron Broussard

Author, Founder & CEO of STRETCH YOURSELF

Tristram Stuart

Environmental Campaigner, Author & Businessman

Will Allen

Pioneer in the Urban Farming Movement, Author & Founder of Growing Power

Victoria Stilwell

Internationally Renowned Dog Trainer & Host of "It's Me or the Dog"

Ashley Madekwe

Actress & Personal Style Blogger ; Best known for her role on ABC's "Revenge"

Lo Bosworth

Entrepreneur & Lifestyle Personality, Author, and Alum of MTV’s Reality Show, "The Hills"

Heidi Cullen

Communications Director for Monterrey Bay Aquarium Research Institute; Climate Scientist

Daniella Alonso

Television Actress and Model; Known for "Friday Night Lights"

Dina Manzo

Event Planner; Interior Designer; Cast Member of The Real Housewives of New Jersey

Tamilee Webb

Fitness Expert & Instructor, Star of "BUNS OF STEEL"

Heidi Ganahl

Founder and CEO of Camp Bow Wow, the largest and fastest growing pet care franchise in North America

Murray SawChuck

Stage Illusionist & Comedian

Murray having some fun with Dean Cain!!!

Barbara Terry

Automotive Spokesperson, TV Host, Marketing Expert, Author

Booboo Stewart

Actor Best Known for Playing Seth in "The Twilight Saga" & Warpath in "X-Men: Days of Futures Past"

Autumn Reeser

Known for her Roles in "The O.C.," "Entourage," "Necessary Roughness" & "Hawaii 5-0"

Ben Huh

CEO of Cheezburger, Co-founder of Circa

David Rosenfelt

Fiction Author & Founder of the Tara Foundation, a Dog Rescue