[Applause] [Music] Have you ever placed yourself in a box. Whether this was as simple as introverted or extroverted or something more complex such as a leader or a follower, optimistic or pessimistic, freespirited or methodical. Maybe it was for the sake of just plain fun, like taking a what kind of pizza are you quiz to find out if you're more pepperoni or buffalo chicken.Although there isn't necessarily any harm in finding joy in these more trivial labels, they can help us understand why humans have tende ...