Part 4 of the TED Radio Hour episode Networks
About Robin Dunbar's TED Talk
Anthropologist Robin Dunbar believes the evolutionary structure of social networks limits us to 150 meaningful relationships at a time — even with the rise of social media
About Robin Dunbar
Robin Dunbar is a professor of evolutionary psychology at Oxford. His research tries to understand the behavioral, cognitive and neuro-endocrinological mechanisms that underpin social bonding.