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Hannah Fry’s book Hello World.
Tim Harford • The Data Detective
Statistics for Absolute Beginners (Second Edition) (AI, Data Science, Python & Statistics for Beginners)
amazon.com
“Dunbar’s number” is a theoretical cognitive limit on the number of stable social relationships humans can maintain at one time. According to Robin Dunbar, a British anthropologist, humans have the cognitive capacity to keep track of somewhere around 150 close personal connections. Beyond this limited circle, we start treating people less like indi
... See moreJosh Kaufman • The Personal MBA: A World-Class Business Education in a Single Volume
the vast bulk of people list somewhere between about 150 and 250 friends, and, second, there is a long tail to the right with a very small number of people having a very large number of friends.
Robin Dunbar • Friends: Understanding the Power of our Most Important Relationships
My anecdotal evidence generally seems to support the idea that group sizes will usually plateau at a number lower than 150 participants. This comes from 20 years of doing facilitation both on and offline, running several software companies, and running various forums at America Online. In particular, many online communities provide good evidence fo... See more
Christopher Allen • The Dunbar Number as a Limit to Group Sizes
