Michael Munger of Duke University makes his 29th appearance on the 500th episode of EconTalk alongside EconTalk host Russ Roberts. He talks about his personal intellectual journey, his interest in public choice, and Unicorn economics. Other topics include the origins of EconTalk, Roberts's intellectual roots, and the EconTalk theme music. The conversation closes with a brief reprise of a few highlights from past Munger appearances on EconTalk.