Philip Kitcher, one of the world’s most eminent philosophers, offers a new account of how ethics and politics should mix. The Rich and the Poor is part chronicle, part analysis of a disturbing sea-change: the abandonment of ethics in public policy. Seventy years ago, it was possible for serious thinkers, including some in the governments of affluent nations, to consider policies for raising living standards worldwide. Today, by contrast, the principal policy questions revolve around how to stay on top in a dog-eat-dog world.