Certainly, you know the refrain from Johnny Cash’s stirring 1970 antiwar ballad: “And the lonely voice of youth cries ‘What is truth?’” I just had a chance to see Christopher Chen’s 2017 Obie ...

I finally watched "An Inconvenient Truth" recently. As compelling as the global warming arguments are, the deeper theme of discussion that should continue today is education. Why don't we listen to ...

At TED in Vancouver, I found myself asking a question that, not that long ago, would have felt philosophical, maybe even abstract. Now it feels immediate, and harder to avoid. So, what does truth mean ...