Republicans and Democrats dislike and misunderstand each other and anti-democratic attitudes are on the rise. But some strategies are effective for reducing polarization and animosity. Robb Willer tested 25 short interventions like videos and informational messages from across the scholarly and practitioner community, finding that many reduced partisan animosity and some reduced support for antidemocratic practices. The effects lasted and provided some ideas for real-world tactics to tackle polarization. The results offer some good news for a change.