You probably missed the recent special issue of China Newsweek, so let me bring you up to date. Who do you think was on the cover — named the “most influential foreign figure” of the year in China? Barack Obama? No. Bill Gates? No. Warren Buffett? No. O.K., I’ll give you a hint: He’s a rock star in Asia, and people in China, Japan and South Korea scalp tickets to hear him. Give up? It was Michael J. Sandel, the Harvard University political philosopher.