The number of individuals in a person's local social network (approximately 150 people with whom they interact in a meaningful way) remains approximately constant across different city sizes, showing that humans maintain village-like social groups even when living in large cities.
factualpending
Speaker
Jeffrey WestEvidence Quote
“the number of people that you interact with in a real way is roughly the same you you act as if you're in a village or a small town even though you live in Baltimore”
Source
Geoffrey West, The Simplicity, Unity and Complexity of Life | Natural Philosophy Forum Lecture, 2024— Hopkins Natural Philosophy ForumCreated: 8/10/2026, 10:45:11 PM
My Notes
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