KEYNOTE SPEAKERS

These leading keynote speakers are top experts in their fields, experienced in delighting audiences on a wide range of topics, including business, diversity, politics, and many more. Find speakers who are right for you and your event based on speaking topic, budget, location, and experience. Our agents are also available to assist by recommending the perfect keynote speaker for your next meeting or conference.
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Mark Tercek

Former President & CEO of The Nature Conservancy

Jason Clay
(1 rating)

Senior Vice President of Markets & Executive Director of the Markets Institute at the World Wildlife Fund (WWF)

Alexandra Cousteau

Environmental Activist, Ocean Advocate & Storyteller; Co-Founder, Oceans2050 & Senior Advisor, OCEANA

Catherine Coleman Flowers

Climate Justice Activist; Founding Director of the Center for Rural Enterprise and Environmental Justice

Naomi Oreskes

Professor of History of Science, Climate Change Expert, Author

Rick Ridgeway

Environmentalist, Mountaineer, Expedition Author, Former VP of Environmental Initiatives & Special Projects at Patagonia

Heidi Cullen

Communications Director for Monterrey Bay Aquarium Research Institute; Climate Scientist

David Suzuki

Environmental Advocate, TV Host, Professor Emeritus

Bill Nye
(1 rating)

Science Communicator, TV Presenter, Mechanical Engineer & Climate Change Activist Known as "The Science Guy"

Raj Patel
(2 ratings)

Award-Winning Author, Filmmaker, Research Professor

Mark Lynas
(1 rating)

Environmental Writer; Author of "Our Final Warning: Six Degrees of Climate Emergency"

Van Jones
(6 ratings)

Emmy Award-Winning TV Host, Political Strategist & Producer; Civil Rights & Environmental Advocate; NYT Bestselling Author; CEO of REFORM Alliance

Sheena Iyengar

Authority on the Concept of Choice & Bestselling Author of "The Art of Choosing"; Professor of Business at Columbia University

Reihan Salam

President of the Manhattan Group for Policy Research; Former Executive Editor of National Review

John Holdren

Professor of Environmental Policy & Director of the Program on Science, Technology & Public Policy at the Harvard Kennedy School of Government

Sylvia Earle
(1 rating)

Explorer in Residence at National Geographic, Founder of Mission Blue, Former NOAA Chief Scientist

Brad Gilbert
(2 ratings)

Former Professional Tennis Player, World-Renowned Tennis Coach & Analyst for ESPN

Barbara Boxer

Environment & Education Advocate; Former Democratic Senator of California

Melissa VillaseƱor

Stand-Up Comedian, Actress & Impressionist; Former Cast Member on "Saturday Night Live"

Maria Menounos

CEO & Co-founder of AfterBuzz TV; Former E! News Co-Anchor; Best-selling Author, Journalist & Type-1 Diabetic