Too Hot for TED: Income Inequality

Former presidential candidate and Sen. John Edwards, right, arrives at a federal courthouse with his father, Wallace Edwards, in Greensboro, N.C., May 16, 2012.

PHOTO: AP Photo/Gerry Broome

U.S. astronaut Joseph Acaba, left, Russian cosmonauts Gennady Padalka, center, and Sergei Revin, right, crew members of the mission to the International Space Station, prior to the launch of a Soyuz-FG rocket at the Russian leased Baikonur cosmodrome, in Kazakhstan, Tuesday, May 15, 2012.

PHOTO: AP Photo/Mikhail Metzel

The Dalai Lama leaves the St. Paul's Cathedral in London with Bishop of London Richard Chartres, right, and St.Paul's Cathedral Canon Pastor Reverend Michael Colclough after receiving the 2012 Templeton Prize on Monday, May 14, 2012.

PHOTO: AP Photo/Sang Tan

Pakistani children who fled their villages with their families due to fighting between security forces and militants in Pakistan's tribal area of Bajur, enjoy a ride on a merry-go-round at a makeshift entertainment park set up in a slum area on the outskirts of Islamabad, Pakistan, Friday, May 11, 2012.

PHOTO: AP Photo/Muhammed Muheisen

A high priestess, holds a torch with the Olympic flame during the lighting of the flame ceremony on Thursday, May 10, 2012, in Ancient Olympia, Greece.  The flame will be carried from the birthplace of the Ancient Olympics to London, where the 2012 Summer Games will take place from July 27-Aug. 12.

PHOTO: AP Photo/Petros Giannakouri

Supporters wait in line to attend a campaign rally for Republican presidential candidate, former Massachusetts Gov. Mitt Romney in Fort Lupton, Colo.,Wednesday, May 9, 2012.

PHOTO: AP Photo/Jae C. Hong