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.

The focus on process rather than purpose creates an insidious opportunity for sly employees to manipulate the system.

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

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

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.

I don't think you'll ever replace human judgment and human inspiration and creativity because, at the end of the day, you need to be asking questions like, O.K., the system says this. Is this really what we want to do? Is that the right thing?

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?