Investigating Dunbar’s number

In a seminal paper 1 from 1992, Robin Dunbar extrapolated from the brain measurements of different animal species and their typical social group sizes, to make a now famous prediction about human social group size. His analysis led him to what has become known as Dunbar’s number , 150, which has had multiple applications in different organisational contexts. 1 Dunbar, R. I. M. ‘Neocortex Size as a…