TechSilicon Canalsabout 2 hours ago
Dunbar's Number Traced to Primate Brain Size
7 min read
Robin Dunbar's 1992 primate neocortex analysis predicted a human social group size of 147.8, later rounded to 150. A 2003 Christmas-card study found a maximum network average of 153.5, while a 2021 reanalysis produced estimates ranging from 16 to 109.
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