More than six million African Americans moved out of the South between World War 1 and 1970. The exodus was called the Great Migration and it transformed American culture and identity, from our music to our economy to our politics.
Stand-up comedian Patton Oswalt drops by our studios to talk with Kai Ryssdal about his new book, "Zombie Spaceship Wasteland," why a lot of comedians are wastelands, and how Twitter has helped him to become a better writer.
Author Jane McGonigal from the Institute For The Future talks with Kai Ryssdal about her new book, "Reality Is Broken," and the specific skills gamers develop that they can use to help solve real-world problems.
Fifty years ago, Dwight D. Eisenhower gave his final speech as president warning of the military's growing influence. Reuters.com editor James Ledbetter wrote a book about what Eisenhower's meant in his speech and talks with Bob Moon about the military-industrial complex.