Mind & PsychologyNovember 9, 20251 min read

Dunbar's Number: The Limit of Friendship

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Robin DunbarContributor

150

The limit corresponds to our brain size (neocortex). 5 loved ones. 15 good friends. 50 friends. 150 meaningful contacts. 500 acquaintances. 1500 people you can recognize.

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Robin Dunbar

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