Terry Gross

Nearly 15 million Americans have a moderate to severe food allergy. In kids, the rate is on in 13. Kari Nadeau, who studies food allergies at Stanford, in currently testing a technique to desensitize children who have multiple severe allergies to foods like nuts, soy, milk, wheat and shellfish.

In Who Could That Be at This Hour?, a prequel to A Series of Unfortunate Events, Daniel Handler satirizes pulp mysteries and uncovers the parallels between detective fiction and childhood. In both, he says, an outsider is trying to make his way in a mysteriously corrupt world.

In the United States, an orphan disease is one that affects fewer than 200,000 patients. These conditions often involve chronic pain or fatigue, and can be controversial and difficult to diagnose. Yet they affect around 30 million Americans. Author Laurie Edwards is one such patient.

The CIA has morphed from a traditional espionage service concerned with stealing the secrets of foreign governments into an organization consumed with hunting down its enemies. New York Times journalist Mark Mazzetti chronicles this transformation in a new book, The Way of the Knife.

The musician, songwriter, composer and producer has made a name for himself by playing with the like of Amanda Palmer. For his latest album, however, he found himself departing from a rock sound as he began writing his own orchestral arrangements.

As a Mormon missionary, Ryan McIlvain spent two years ringing strangers' doorbells, even as he experienced doubts about his own faith. He left the church in his mid-20s. McIlvain's debut novel, Elders, tells the story of two young Mormons carrying out their missions.

"The view that drug use is a moral choice is pervasive, pernicious and wrong," writes David Sheff in Clean, a critical look at the nation's approach to drug treatment. Shelf argues that we should not wait for "rock bottom" -- that addiction should be treated promptly, just like any other disease.

Jerry Seinfeld looked that if you have bloodstains on your clothes, you have bigger problems than laundry. But Jolie Kerr helps with all the stains in a new book, My Boyfriend Barfed in My Handbag.

The writer's family was living in Egypt, in exile from Libya, when Matar's father, a prominent opponent of the Qaddafi regime, was kidnapped, taken back to Libya, and imprisoned. That was in March 1990, and it was the last time Matar saw his father. After the revolution in March 2012, Matar returned to look for his father or at least try to find out what became of him.

With books like Stiff and Spook, Roach has built a reputation for making unpalatable subjects entertaining. In her new book, Gulp, she tackles the human digestive system, from the mouth on down. Along the way, she gets a sedation-free colonoscopy and goes on location for a fecal transplant.