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Rick Steves

Host of the public television series, Rick Steves‘ Europe, and author of 22 European travel books

Daniel Yergin

Pulitzer Prize winning author, business leader, media personality and a director of the Council on Foreign Relations

Robert Swan

The first person in history to walk to both the North and South Poles

Tyrone Hayes

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Dr. Robert Ballard

National Geographic Society Explorer

Jake Cohn

PROFESSIONAL FREESKIER LIVING WITH SEVERE ASTHMA

Brian Skerry

Contract photographer for National Geographic Magazine specializing in marine wildlife and underwater environments

Dr. Bjorn Lomborg

Author of the bestseller “The Skeptical Environmentalist” & “Cool It”, founder of one of the “Top 25 Environmental Think Tanks”

Adam Werbach

Youngest-ever President of the Sierra Club, frequent commentator on sustainable business who was twice elected to the International Board of Greenpeace

Ed McMahon

Leading Authority on Economic Development and Land Use Polices and Trends

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