The famous limit of 150 friends a human brain can supposedly hold turns out to rest on a calculation whose own confidence interval runs from 2 to 520 — too wide to support any specific number, let alone the one everyone quotes
Source ↗
👁 1
💬 0
The number 150 shows up in strange places for something that started as a footnote about primate brains. A Facebook executive once called it “one of the magic numbers in group sizes,” telling Quartz that “weird stuff starts to happen” once an organization crosses it and needs real structure to hold itself together. It gets cited in team-building workshops, HR decks, and roughly every “how to build community online” post written in the last decade. All of it tr
Comments (0)