Lunch has never been just a meal; the meal most often eaten in public, lunch has a long tradition of establishing social status and cementing alliances. From the ploughman's lunch in the field to the power lunch at the Four Seasons, the particulars of lunch decisions--where, with whom, and what we eat--often mark our place in the world. Lunch itself has galvanized political movements and been at the center of efforts to address poverty and malnutrition; the American School Lunch Act of 1946 enforced the notion that lunch could represent the very health of the nation, and sit-ins and protests...