Saved by Sarah Drinkwater
Dunbar’s number and how speaking is 2.8x better than picking fleas
Dunbar is an anthropologist at the University College of London, who wrote a paper on Co-Evolution Of Neocortex Size, Group Size And Language In Humans where he hypothesizes: " ... there is a cognitive limit to the number of individuals with whom any one person can maintain stable relationships, that this limit is a direct function of relative... See more
Christopher Allen • The Dunbar Number as a Limit to Group Sizes
“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
... See moreJosh Kaufman • The Personal MBA: A World-Class Business Education in a Single Volume
the number of meaningful friends is surprisingly limited,