Here we are again. I have been seeing again thin children, sick children, children who will not be alive next year. With Unicef I have been visiting villages who are looking famine in the face and people who face collapse with a weak resignation. There is a sickening sense of deja vu but times have moved on, and the problems have moved on. We need different solutions now, other, more permanent solutions. The seven men from the rich world who meet at the G8 summit on Sunday need to get their minds round it. In the Eighties there was famine,...