The rise in global food prices has sparked a number of protests in recent weeks, highlighting the threat of worsening already dire levels of global hunger. The World Bank estimates world food prices have risen 80 percent over the past three years and that at least thirty-three countries face social unrest as a result. The World Food Program has issued a rare $500 million emergency appeal to deal with the growing crisis. We go to Part II of our conversation with Raj Patel, author of Stuffed and Starved: The Hidden Battle for the World Food System. [includes rush transcript]