[2010-07-28 12:00:00] Just how important is food to the stability of a society? We'll examine the Romans and Mayans, modern challenges in the United States and China and more this hour with agricultural expert Evan D. G. Fraser, co-author of the new book "Empires of Food: Feast, Famine, and the Rise and Fall of Civilizations" (Free Press, 2010).
Listen to the full KERA radio podcast here.
