Part of the challenge with leadership is that it's very driven by gut instinct in most cases - and even worse, everyone thinks they're really good at it. The reality is that very few people are.

One of the applications of Big Data is giving people the facts, and getting them to understand that their own decision-making is not perfect. And that in itself causes them to change their behavior

We want to understand what works here rather than what worked at any other organization.

What we care about is, when faced with a problem and you're a member of a team, do you, at the appropriate time, step in and lead. And just as critically, do you step back and stop leading, do you let someone else?

Part of the challenge with leadership is that it's very driven by gut instinct in most cases - and even worse, everyone thinks they're really good at it. The reality is that very few people are.

If your goals are ambitious and crazy enough, even failure will be a pretty good achievement.

G.P.A.’s are worthless as a criteria for hiring, and test scores are worthless. We found that they don’t predict anything.