Intelligence is usually seen as the ability to think and learn, but in a rapidly changing world, there's another set of cognitive skills that might matter more: the ability to rethink and unlearn. With bold ideas and rigorous evidence, Adam Grant investigates how we can embrace the joy of being wrong, harness the advantages of impostor syndrome, bring nuance into charged conversations, and build schools, workplaces, and communities of lifelong learners. Think Again reveals that we don't have to believe all our thoughts or internalize all our emotions. It's an invitation to let go of views that are no longer serving us well and prize mental flexibility, humility, and curiosity over consistency.