FREDERICK KAUFMAN is a contributing editor at "Harper's" and teaches at the City University of New York's Graduate School of Journalism. He has written about American food culture for "Foreign Policy," "Wired," the "New Yorker," "Gourmet," the "New York Times Magazine," and others. He has spoken about food justice and food politics at the General Assembly of the UN and appeared on MSNBC, Fox Business News, "Democracy Now!," and public radio's "Radiolab," "On the Media," and the BBC World Service.