Jonathan Dimbleby

As it is, the grotesque distortions of the global market mean that for every dollar the West dispatches to Africa in the form of aid, two dollars are clawed back through subsidies and tariff barriers: a monumental rip-off by the rich as they instruct the poor to accept 'free' trade or else.

Food is about communal togetherness. Our family does sit at the table. I think it's a great tragedy if a family doesn't have a table, as there is such an atmosphere of good will and warmth when we have eight people sitting around it.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.