Open Source is the world’s longest-running podcast. Christopher Lydon circles the big ideas in culture, the arts and politics with the smartest people in the world. It’s the kind of curious, critical, high-energy conversation we’re all missing nowadays.

Be part of the action: leave a voice message to be played on the air; get in touch over Facebook or Twitter; or email us – info@radioopensource.org with show ideas, advice, requests and high-quality criticism.