Dunbar's Number

Human's can maintain social relations with upto 150 people. In such societies, everyone knows everyone else - and how each relates to others. These is a cognitive limit we have.

Evidence: Average size of a hunter-gather community has been very stable - its 150.

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Conversational Group Limit

Dunbar, who created the Dunbar's Number, says that language is a 'cheap' form of social grooming(akin to flea picking in apes). Its more efficient - you can talk to more than one person at a time - and you can do it when doing other th

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Published on: Feb 10, 2022

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