Postscript: Paul Samuelson

In the fall of 1996, I arranged to interview Paul Samuelson in his office at M.I.T. for an article I was writing on the state of economics, which is available online to subscribers. At the allotted time, 12:00 if I remember rightly, there was no sign of Samuelson, who was then eighty-one. A few minutes went by. Then he bounced in on the soles of his feet, a diminutive man dressed in a light gray suit, a red-and-white-striped shirt, and a snazzy bow tie. He had gray, frizzy hair, shaggy...