MOST SIMILAR 200 SPEAKER RESULTS
Mark Ruffalo
Actor, Director, Producer, Screenwriter & Environmental Activist
Jessica Alba
Actress; Entrepreneur; Founder & CEO of The Honest Company
Adrian Grenier
Actor Known for HBO's "Entourage"; Environmental Activist; UN Ambassador
Van Jones
CEO of REFORM Alliance, CNN host, Emmy Award-winning Producer & NY Times Best-Selling Author
Christiana Figueres
Expert on Global Climate Change; Former Executive Secretary of the UN Framework Convention on Climate Change
Don Cheadle
Actor, Activist & Author; Known for "Iron Man 2" & "Hotel Rwanda"
Bill Nye
"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist
Jeff Orlowski-Yang
Award-winning Filmmaker, Photographer, Entrepreneur & Climate Change Activist
Peter Diamandis
Founder & Executive Chairman of the XPRIZE Foundation; Author; Named One of The World's 50 Greatest Leaders
Erin Brockovich
Consumer Advocate, Author, TV Host & Environmental Activist
Ashley Judd
Actress, Activist & Humanitarian
Ed Begley Jr.
Environmental Activist & Emmy Award-Nominated Actor
Sophia Bush
Actress, Humanitarian & Author
Viola Davis
Academy Award-Winning Actress, Producer & New York Times Best-Selling Author
Ashton Kutcher
Actor, Producer, Investor & Activist
Daymond John
"Shark Tank" Investor; Founder & CEO of FUBU; Presidential Ambassador for Global Entrepreneurship
Cate Blanchett
Academy Award-Winning Actress Known for "Elizabeth" & "The Aviator;" Ambassador for the Australian Conservation Foundation
Alexandra Cousteau
Environmental Activist, Storyteller & Ocean Advocate
Matthew McConaughey
Academy Award-Winning Actor, Writer & Philanthropist
Dr. Michio Kaku
World-Renowned Futurist & Theoretical Physicist