Fresh Air

Mark Landler of The New York Times discusses Clinton and Obama's contrasting views on America's role in the world. Clinton, Landler says, was often the hawk, more willing to intervene with force. His book is 'Alter Egos.'

National Geographic journalist David Quammen warns that Yellowstone is "in danger of being loved to death." Maureen Corrigan reviews two works of historical suspense fiction. John Elder Robison, who has autism, talks about the brain experiment that left him with a sense of empathy he had never experienced before. His new book is 'Switched On.'

'Switched On' author John Elder Robison says the emotional empathy he gained after receiving transcranial magnetic stimulation was intense. "It's like I lost a protective shield," he says. Dr. Alvaro Pascual-Leone joins Robison to talk about TMS treatment.

74 year-old author and psychiatrist Arlene Heyman discusses her debut short-story collection, which focuses on the sex lives and intimate relationships of characters in their 60s and 70s. Maureen Corrigan reviews two works of historical suspense fiction. Jazz critic Kevin Whitehead reviews the new album from Pulitzer Prize-winning composer Henry Threadgill.

Duchovny talks about how 'The X-Files' made him a better writer. His novel, 'Bucky F*cking Dent,' is about a a son reuniting with his absentee father. John Powers reviews the new AMC series 'The Night Manager.'

Each year, the park attracts millions of visitors and provides a home to countless animal species. But National Geographic journalist David Quammen warns that balancing tourism and preservation can be tricky. Ken Tucker reviews 'A Cure For Loneliness' by Peter Wolf.