Support WBURHow What Makes You Laugh (And Cringe) Reveals Your Hidden BiasesPlay20:39Download AudioMaggie PenmanShankar VedantamDecember 08, 2015 ShareShankar Vedantam asks Bill Burr why what makes us cringe, also makes us laugh. Burr says, "If people see a trainwreck possibly coming, they're going to listen." (Charles Sykes/Invision/AP)