Robert spolsky's own research about us and them led to one more change of mind. For sposky, i would the biggest thing that came out of that is, i am, in every fiber of my soul, a profound pessimist. And like sitting and obsessing for three r four years on what we know about the biological roots of humans being rotten to each other,. there's actually a fair amount of room for optimism.
There are a lot of barriers to changing your mind: ego, overconfidence, inertia — and cost. Politicians who flip-flop get mocked; family and friends who cross tribal borders are shunned. But shouldn’t we be encouraging people to change their minds? And how can we get better at it ourselves?