Do You Take Her Ours?

This is an evolved part of human cognition. Researchers call this behavior contagion. This is the kind of thing that you see in animals. If you watch fish, they tend to school around and it looks like they're all kind of copying each other's behavior. And so it really does seem to be behavioral contagion. But you don't need to look to fish. This is something that we do quite naturally. One of the most famous examples of this came from my colleague here at yale, john barge, and his colleague, tania chartrand. They found out about this effect that they call the chameleon effect,. It's cases where people justchameleonly