Terry Gross

Neuroscientist David Eagleman says everything we think, do and believe is determined by complex neural networks battling it out in our brains. His book Incognito, in which he explains what scientists are learning about this hidden world of cognition, is now out in paperback.

This interview was originally broadcast on May 31, 2011. David Eagleman's Incognito is now out in paperback.

In this week's New Yorker, the journalist details how the electoral climate since the Citizens United ruling in 2010 has negatively affected the Obama campaign's appeal to Democratic donors. Mayer tells Fresh Air that Obama has to make a "terrible choice between his principles and politics."

The author's new memoir, Winter Journal, is a history of his body — scars, panic attacks and near-death experiences. He tells Fresh Air how he got a reputation as a dirty fighter, why he doesn't drive and how hard it was to see his mother's dead body.

Journalist Seth Rosenfeld spent three decades pursuing government documents about the FBI's undercover operation in Berkeley, Calif., during the student protest movements in the '60s. His new book details how the FBI "used dirty tricks to stifle dissent on campus" and influenced Ronald Reagan's politics.

The author worked in a paper mill and meatpacking plant for 32 years before becoming a writer. His second book The Devil All the Time, set in his hometown of Knockemstiff, Ohio, is now out in paperback.

This interview was originally broadcast on July 26, 2011. Donald Ray Pollock's The Devil All the Time is now out in paperback.

The actor and writer is famous for taking his characters — Ali G., Borat, Bruno — into the world, interacting with people who have no idea that they're dealing with a fictional character. His movie, The Dictator, a comedy about a tyrant on the loose in New York, will soon be released on DVD.

This interview was originally broadcast on May 21, 2012. Sacha Baron Cohen's The Dictator is now out on DVD.

In the movie Robot & Frank, the actor plays an aging ex-burglar who learns to take advantage of his robot caretaker. Langella, 74, tells Fresh Air why he was drawn to the role, and discusses the ups and downs of his long career.

Thirty-three states now have voter ID laws requiring identification for voting. Some new laws requiring photo ID are being challenged in court or reviewed by the Justice Department. One supporter says these laws will prevent fraud. A critic says the claims are overblown.

"We've had time to act — and essentially we haven't acted," says science journalist Michael Lemonick. He describes the threats posed by climate change in his new book, Global Weirdness: Severe Storms, Deadly Heat Waves, Relentless Drought, Rising Seas, and the Weather of the Future.