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Your books discuss big questions of entire civilizations. How would you encourage others to cultivate the big questions? (1:21) | More videos from Jared Diamond »

Visit Past Speaker Pages

Edward O. Wilson

Biologist, Conservationist, Theorist

Edward O. Wilson | September 27, 2006 | Wortham Center | The Progressive Forum

Bill McKibben

Acclaimed Environmentalist

climate-movement-leader-bill-mckibben

Cecile Richards

President, Planned Parenthood Federation

Cecile Richards | January 27, 2014 | Wortham Center | The Progressive Forum

AL Gore

Nobel laureate, Environmentalist

Al Gore | June 7, 2006 | Hobby Center | The Progressive Forum

Anna Deavere Smith

Writer, actor, and professor

Anna Deavere Smith | May 21, 2007 | Wortham Center | The Progressive Forum