Alan Blinder, Princeton professor, Wall Street Journal columnist, and former vice chairman of the Federal Reserve Board, explains how the worst economic crisis in postwar American history happened, what the government did to address it, and what is still left to do. In After the Music Stopped: The Financial Crisis, the Response, and the Work Ahead Blinder argues that the U.S. financial system became too complex and too unregulated, which created a perfect storm beginning in 2007. He makes the case for government intervention and explains how it prevented a total financial meltdown.

Oscar-winning filmmaker Alex Gibney talks about his new documentary “Mea Maxima Culpa,” which exposes the abuse of power in the Catholic Church and a cover-up of child abuse.

National Book Award-winning author Edward Ball tells the true life/true crime story of the partnership between the murderer who invented the movies and the robber baron who built the railroads. The Inventor and the Tycoon: A Gilded Age Murder and the Birth of Moving Pictures tells how Eadweard Muybridge, who invented stop-motion photography and his patron Leland Stanford created the modern media age.

ProPublica reporter Abrahm Lustgarden talks about Mexico City's plans to tap a mile-deep aquifer for drinking water, raising new questions about existing U.S. policy that allows water that’s deep underground to be intentionally polluted.

On January 1, California launched its cap and trade program, and it  was recently upheld in a court ruling. Time magazine Senior Editor Bryan Walsh discusses the program and why the country's most populous state is tackling climate change.

Filmmaker Alex Gibney was on the Leonard Lopate Show recently to talk about his latest film, "Mea Maxima Culpa." He also told us what he's been reading and watching -- and his rather fishy favorite comfort food!