Dunbar's number was proposed by anthropologist Robin Dunbar. By using the average human brain size and extrapolating from the results of primates, he proposed humans can comfortably maintain only 150 stable relationships
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I chatted with him on my podcast about this and friendship.
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We found the concentric circles of friendship mainly true at my company Humin.
And also found that the 6 degrees of separation were really 4.5 or so amongst smart phone users.
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I've heard companies tend to "lose control" when they're larger than about 150 people. Interesting correlation.
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If I have to give attention to 150 individual people a month, or even 6 months I would go totally insane. Same goes if I would get the attention of 150 people. Or greeting people on the street and supermarket also have to count as stable relationships.
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This is very interesting. I would challenge that if a person’s relationships are full of positive reassuring emotional interactions, they can make room for far more of them, but if there are toxic relationships in the mix, it hinders our ability to get anywhere close to 150
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Fire team. Squad. Platoon. Company. Battalion. Regiment. Any correlation? The numbers are similar to those of units in the chain-of-command. Army style.
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