Some very poor countries run great vaccination systems, and some richer ones run terrible programs.

Contrary to popular belief, I don't spend a whole lot of time following soccer. But as I have traveled around the world to better understand global development and health, I've learned that soccer is truly universal. No matter where I go, that's what kids are playing. That's what people are talking about.

The obvious mathematical breakthrough would be development of an easy way to factor large prime numbers.

It’s useful to compare our preparations for epidemics with our preparations for war.

I feel pretty stupid that I don't know any foreign languages. I wish I knew French or Arabic or Chinese.

We are in the throes of a transition where every publication has to think of their digital strategy.

Middle-income countries are the biggest users of GMOs. Places like Brazil.