People exaggerate their own skills. they are optimistic about their prospects and overconfident about their guesses, including which managers to pick.

So, what's a nudge? A nudge is some small feature of the environment that attracts our attention and alters our behavior.

When should we nudge and when should we shove, I think, it's a political judgment. Obviously in some situations we need shoves, we need laws. Fraud is against the law, murder is against the law, drunk-driving is against the law. We don't need just nudges.

Most people start claiming benefits within a year of when they become eligible, although benefits increase substantially if they wait.

I'm all for empowerment and education, but the empirical evidence is that it doesn't work. That's why I say make it easy.

I think one lesson we have to learn is that there's a lot more risk than we're giving credit to, a lot more what economist calls systematic risk.

Every American worker should be able to save for retirement via payroll deductions.