SciShow Psych

Groups That Chant Together, Stay Together (2019x43)

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If you've ever been part of a huge crowd, like at a sporting event, you've probably seen people clap, sing, and chant together in sync. How do big groups of individuals all manage to do the same thing at the same time, even when there's no one leading them? Well, it turns out, they kind of can't help it!