David Greene talks to Ana Maria Salazar, a ex-U.S. drug enforcement official at the Pentagon, about what the arrest of Joaquin "El Chapo" Guzman might have on the drug war and relations with Mexico.
Steve Inskeep talks to former Obama speechwriter Jon Favreau about what it takes to write such a speech. President Obama delivers his final State of the Union address Tuesday night.
In the Navajo culture teachers are revered and trusted. Tia Tsosie Begay is no exception, making sure her fourth graders know that "someone believes in them."
"It must be lovely to be beautiful, but that's a really difficult thing to lose," says Smith, now 81. Best known in the U.S. for her role in Downton Abbey, she's now starring in The Lady in the Van.
Shankar Vedantam talks to Richard Thaler — father of behavioral economics and author of Misbehaving -- about why we so often fail to act the way we should and how marshmallows can predict the future.