Paul Argenti is a professor at Dartmouth's Tuck School of Business, who has been teaching Buffett every year in his corporate responsibility class...Argenti says he is considering taking Buffett out of his syllabus and putting him in his new book: Fallen Icons. He told MarketPlace, "If you set yourself up as a paragon of virtue in this world, you can expect to fall really hard when something bad happens to you. [MarketPlace]