Dave Davies

He's appeared in over 100 films and TV shows, but you still might not know his name. In his memoir, The Dangerous Animals Club, actor Stephen Tobolowsky talks about falling in love with comedy — and playing characters who are always on the story's fringes.

The Scottish actress plays Margaret Thompson, a young Irish widow who marries a corrupt politician on HBO's Boardwalk Empire. MacDonald, who got her start in Trainspotting, tells Fresh Air that she enjoys playing a "strong character" for a change.

In his new book, Doug Saunders says there are those who believe immigration and high birth rates will make Muslims a majority in Europe in coming decades -- and their hostility to Western values makes them a threat. Saunders tells Fresh Air that such fears are based on inaccurate assertions of fact.

ProPublica investigative reporter Peter Maass says that cellphone companies monitor where we are, who we call, what we buy -- and often provide it to law enforcement when requested. "They are collecting a heck of a lot more information than we expect them to be collecting about us," he tells Fresh Air.

Thor Hanson's new book looks at the evolutionary significance of feathers in birds. Hanson tells Fresh Air that he's amazed by birds' magnitude of feathers, how feathers grow and how they're the "most efficient insulation known."

In The Long Road to Antietam, historian Richard Slotkin traces how both Northern and Southern strategies changed in the summer of 1862, when both sides committed to an all-out total war, and Lincoln squared off against Gen. George McClellan.

Jill Tarter works at the SETI Institute, where scientists seek evidence of extraterrestrial lie in the universe by looking for some signatures of its technology. "The amount of searching that we've done in 50 years is equivalent to scooping one 8-ounce glass out of the Earth's ocean," she says.

The actress play smart, tough Secretary of State Elaine Barrish in the new USA Network miniseries Political Animals. It's another strong role for Weaver, who has starred in films like Alien, Ghostbusters and Gorillas in the Mist.

New York Mets pitcher R.A. Dickey is currently the only knuckleball pitcher in the major leagues. His new memoir, Wherever I Wind Up, explains how his life — and career — have mimicked the unpredictable trajectory of the difficult pitch he throws game after game.

This interview was originally broadcast on April 10, 2012. Since it aired, R.A. Dickey has pitched two consecutive one-hitters.