The globalisation of the world economy has left governments less powerful and threatened cultures with homogenisation. The Huntington thesis – that the world is now divided into rival civilisations and that they are likely to be the source of the next round of world conflicts – may seem weak...

A human life seems to have infinite value, and morality appears to demand that no effort be spared to preserve or to maintain it. Yet health care costs could destroy the economy if all available knowledge was applied to every person on the globe. There is no guaranteed solution, but this paper...