Disgust is a strong emotion, one designed by evolution to protect us from danger and diseases. But disgust also spills into other areas of our lives, influencing our morals, our intuitions about right and wrong, even our politics. We talk with psychologist David Pizarro about how disgust is used to persuade and divide us, and why it remains such a potent force in public life today. Then, in our latest installment of “Your Questions Answered,” Huggy Rao returns to respond to listeners’ thoughts and questions about why big ideas fail. There's still time to join Shankar at one of our upcoming stops on Hidden Brain's live tour! Illustration by Alvaro Montoro for Unsplash Hosted by Simplecast, an AdsWizz company.