Theodore Dalrymple (left) and Asa Hutchinson argue against legalizing drugs in an Intelligence Squared U.S. debate. Samuel LaHoz hide caption

Panelists Glenn Hubbard (left) and Arthur Laffer argue for the motion "The Rich Are Taxed Enough." Samuel LaHoz hide caption

Sally Pipes and Ken Connor argue against the motion "Ration End-of-Life Care" in the latest Intelligence Squared U.S. debate. Samuel LaHoz hide caption

Daniel Pipes (right) and Dr. M. Zuhdi Jasser argue against the motion, "Better Elected Islamists Than Dictators." Samuel LaHoz hide caption

John Donvan of ABC News moderates an Intelligence Squared debate on the regulation of money in politics. Samuel LaHoz hide caption

An expert panel debates the pros and cons of the natural gas boom during an Intelligence Squared U.S. debate at the Aspen Ideas Festival in Colorado. Michael Alvarez hide caption

A panel of experts faces off on the motion "Ban College Football" in an Oxford-style debate for Intelligence Squared U.S. on May 8. Samuel LaHoz hide caption

A group of experts faced off on the motion "When It Comes to Politics, the Internet Is Closing Our Minds" at an Intelligence Squared U.S. debate on April 17 in New York City. Samuel LaHoz hide caption

Orville Schell (from left), Peter Schiff, moderator John Donvan, Ian Bremmer and Minxin Pei speak before an audience in New York on the motion "China Does Capitalism Better Than America." Samuel LaHoz hide caption

David Satcher (from left), Pamela Peeke, John Stossel and Paul Campos faced off in an Intelligence Squared U.S. debate on obesity Feb. 7 at the Skirball Center for the Performing Arts at New York University. Samuel LaHoz hide caption

Mustafa Barghouthi (from left), Daniel Levy, debate moderator John Donvan, Dore Gold and Aaron David Miller speak before an audience in New York on the motion "The U.N. Should Admit Palestine As A Full Member State." Samuel LaHoz/Intelligence Squared U.S. hide caption

A.C. Grayling (from left), Matthew Chapman, Rabbi David Wolpe and Dinesh D'Souza faced off on the motion "The World Would Be Better Off Without Religion." Samuel LaHoz hide caption

Experts face off during an Intelligence Squared U.S. debate Oct. 25 on the motion "Congress Should Pass Obama's Jobs Plan — Piece By Piece."

PayPal co-founder Peter Thiel argues for the motion "Too Many Kids Go To College" in an Oct. 12 Intelligence Squared U.S. debate.

Howard Dean argues against the motion "Grandma's Benefits Imperil Junior's Future" during an Intelligence Squared U.S. debate on Oct. 4.