Greg Murphy studies the psychology of concepts. How do we use language to understand things, and how do we sort the world into categories? In our conversation, we consider what makes a category, why we love them, and where they steer us wrong. Dr. Murphy released a book on this topic a few years ago: Categories We Live By How We Classify Everyone and Everything Join me over at Patreon: https://www.patreon.com/OpinionScience Learn more about Opinion Science and catch up on all the episodes at ...