Terry Gross

Laura Dern is Amy Jellicoe, a health and beauty executive who returns from a post-meltdown retreat to pick up the pieces of her broken life in the new HBO series Enlightened. Dern and series creator Mike White talk about the tone of the show, and whether it's possible for people to really change.

Writer David Rakoff's received the 2011 Thurber Prize for American Humor for his essay collection Half Empty. In the book, Rakoff explains the powers of pessimistic thought as he analyzes topics such as a pornography trade fair, his neurotic childhood and his recent cancer diagnosis.

This interview was originally broadcast on Sept. 21, 2010. This week, David Rakoff received the 2011 Thurber Prize for American Humor for his essay collection Half Empty, which is now available in paperback.

Businessman Art Pope poured millions of dollars into state legislative campaigns during the 2010 campaign. Republicans went on to win 18 of the 22 campaign seats Pope and his organizations targeted. New Yorker writer Jane Mayer talks about Pope's growing power — and how his money may influence the 2012 presidential election.

What motivates someone to become a terrorist? That's the question former prosecutor Ken Ballen set out to tackle when he traveled to Saudi Arabia and Indonesia to interview more than 100 Islamist extremists. "We've never sat back and said, 'Let's really understand our adversaries,' " he says.

In Boomerang, writer Michael Lewis tells the stories of the countries hit hardest by the 2008 financial crisis. He also profiles some people who bet against European governments and are likely to make millions if and when they default.

Several apostles affiliated with the movement helped organize or spoke at Rick Perry's recent prayer rally. A leading apostle, C. Peter Wagner, talks about the movement and its missions, which include acquiring leadership positions in government, the media, and arts and entertainment.

Jonathan Franzen's novel Freedom was called "a masterpiece" by Time Magazine and received rave reviews from critics. Franzen talks about the runaway success of his previous novel The Corrections, and the strong reaction elicited by Freedom.

The Haqqani Network operates in eastern Afghanistan, where it carries out bombings and kidnappings. It was also blamed for the recent bombing at the U.S. Embassy in Kabul. New York Times reporter Mark Mazzetti says the network finances its activities partially through extortion money it receives from U.S.-funded contractors in Afghanistan.

Screenwriter Will Reiser coped with his cancer diagnosis by thinking up ideas for cancer comedy movies with his best friend, actor Seth Rogen. Rogen and actor Joseph Gordon-Levitt now star in a film based on Reiser's life. Both Gordon-Levitt and Reiser join Fresh Air for a conversation about the film.

As many as 12 million computers worldwide have been infected with a highly encrypted computer worm called Conficker. Writer Mark Bowden details how Conficker was discovered, how it works, and the ongoing programming battle to bring down Conficker in his book Worm: The First Digital World War.