Michael Polanyi (1891-1976) was a Hungarian-British chemist and philosopher, a Fellow of the Royal Society, and a Fellow of Merton College, Oxford. He is the author of many books, including Science, Faith and Society and Personal Knowledge: Towards a Post-Critical Philosophy, both published by the University of Chicago Press. Amartya Sen, winner of the Nobel Prize in Economics in 1998, is the Lamont University Professor at Harvard University.