The IMF’s Christine Lagarde knows you’re anxious about the future

One of the few women leading global economic policy today is Christine Lagarde, the head of the International Monetary Fund. She says the biggest problems of our day, from cyberthreats to climate change, can’t be solved “by turning inwards, by looking at your belly button.” She describes herself as part architect, part firefighter and explains why she thinks banks would be better off if more of them had female CEOs.