The Economist Debate - What Next for the World?

The Channel 4 anchor hosts this discussion about the future. John Browne of BP is widely admired as one of the world's top corporate chiefs. Bill Emmott, editor of The Economist is the author of 20:21 Vision: The Lessons of the 20th Century for the 21st. The Whitbread Award-winning novelist Giles Foden's lagtest book Zanzibar examines Osama Bin Laden's influence in Africa. They are joined by the historian Andrew St George, an international relations consultant.