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Scientists Say You Can Have More Than 150 Friends, If You Want

Scientists Say You Can Have More Than 150 Friends, If You Want

Dunbar first came up with the number by observing primates grooming. Photo: Koichi Kamoshida/Getty Images (Getty Images) In the early 1990s, a British anthropologist named Robin Dunbar argued that humans can’t handle more than 150 stable relationships based on the size of the human brain’s neocortex and observations of other primate groups socializing....

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Biology Letters Dunbar Getty Images Koichi Kamoshida Robin Dunbar Sweden

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