Episode 23: The Birth of Instagram, and Tunisia’s Jihadis Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email How Instagram Took Over the World Bob Mankoff Picks Three Jokes Our Racist Past Is Not In the Past Tunisia’s Jihadi Problem Leaving the Mormon Church, After Reading a Poem ( Illustration by Matt Hollister ) Produced by The New Yorker and WNYC Studios