In “Occupy Economics,” I mentioned Stephen Marglin, a radical Harvard economics professor who got tenure before the crackdown of the 1970s, and who is still there teaching an alternative undergrad economics course. He has to his name a number of absolute classics of radical political economy: “What do bosses do?” (Part I, Part II), with more than a thousand citations according to Google Scholar; Growth, Distribution and Prices, which builds a grand model unifying Marx and Keynes; and, edited with Juliet Schor, The Golden Age of Capitalism, a collaborative history of the postwar boom.

Last month he used a public lecture to weigh in on the student walkout from his colleague Greg Mankiw’s class, on the history and approach of his own alternative course, and on the prospects for changing economics: