Bill Clinton: “Everything she touched, she made better.”

I don't think any person with a straight face can tell you that Katrina was caused by global warming. But what we do know, what the evidence shows, is that there is an increase in the number and severity of bad weather events all across…

Diverse groups make better decisions than homogenous ones do.

I really thought Hillary should be president.

I hope that people will still believe in our democratic system enough to stick with it and keep pushing to make it work.