We talk with author Ricky Riccardi about how Louis Armstrong became the first Black pop star and provided the foundation of improvisation for other musicians. Riccardi's book is Stomp Off, Let's Go. Also, we hear from Atlantic writer Derek Thompson. He's done a deep dive into our nation's loneliness epidemic and how our phones have become a barrier to real human connection.Critic-at-large John Powers reviews the Brazilian film I'm Still Here. Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy