NEW HAVEN -- By all accounts, Yale anthropology professor David Graeber is one of the brightest minds in his field. His books are taught worldwide and the London School of Economics recently asked him to give its annual Malinowski lecture, an offer reserved for the world's most promising young anthropologists. And he's about to be unemployed. Graeber is an anarchist whose counterculture writings are nearly as popular as his academic work. He carries an Industrial Workers of the World union card and has been arrested during anti-globalization protests. So when Yale recently told Graeber not to return next year, it...