Dunbar's Number, and what it means to the UIS

Original image: Shredex

Dunbar's Numberand what it means

for the UIS

Jon Warbrick

150

150 = 100101102 = 21124 = 11005 each using 2 different digits an equal number of times

Photo: Robin Dunbar

British anthropologist and evolutionary psychologist

PhD at University of Bristol

University of Cambridge from 1977 until 1982 (Department of Zoology)

University College London from 1987 until 1994

Professor of Evolutionary Psychology at University of Liverpool 1994 until 2004

Director of the Institute of Cognitive and Evolutionary Anthropology, University of Oxford, 2004

"Neocortex size as a constraint on group size in primates". Journal of Human Evolution 22 (6): 469–493, 1992

150

100

130

250

Photo: Steve Fareham

Photo: Buck

Photo: Buck

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