Last Friday I was on "To the Best of Our Knowledge," the excellent talk show put out by Wisconsin Public Radio, talking with Anne Strainchamps about my Atlantic article. Strainchamps is a good interviewer and we got some interesting calls. Those who missed it can listen to the hour-long segment here (Look for the "Listen to Archive" link just below the program description.)
And now I'm off to drive across the frozen north. More later.

I write on science, medicine, nature, culture and other matters for the New York Times Magazine, The Atlantic, Slate, National Geographic, Scientific American Mind, and other publications. (Find 


