Dunbar’s Numbers

Dunbar’s Number: “This all leads me to hypothesize that the optimal size for active group members for creative and technical groups — as opposed to exclusively survival-oriented groups, such as villages — hovers somewhere between 25-80, but is best around 45-50. Anything more than this and the group has to spend too much time “grooming” to keep group cohesion, rather then focusing on why the people want to spend the effort on that group in the first place…”