Even if you’re a judge, a prosecutor or a police officer, you might not have given a lot of thought to the question of why we punish people. You might simply conclude that we punish people when they need to be punished. Developmental psychologist Julia Marshall isn’t satisfied with that sort of simplicity. We’ll talk to her about when and why we punish.
Marshall's latest study, recently published in the journal Nature Human Behavior, demonstrates that the urge to punish is so strong that even as children, many people are willing to make personal sacrifices in order to see a wrongdoer punished.