Dunbar's Number: Why Celebrity Train Wrecks Grab Your Attention
Category: GOOD NEWS
Millions of years ago, our brains became wired to remember about 150 people as "close friends". This is probably because early hominid tribes gathered in communities of that size. Today, this explains why an infantry company organizes around that size, and why smaller companies do better per-person than larger ones.
By Peter Diamandis, ContributorChairman/CEO, XPRIZE, 2014-07-05