You can figure out the other four, but here’s Charles Lipson, a colleague at the University of Chicago. Charles says that he is officially a Democrat, but he hasn’t talked or written like one in all the years we have known him. Instead, he analyzes politics and politicians with appropriate but amused cynicism. And on foreign policy and international relations he is as sharp as a moralist Machiavelli. He is also – as you will discover by listening – simply one of the best talkers to be heard anywhere within academic precincts.