Contributor(s): Professor Amartya Sen | Amartya Sen explores the ways in which, and the degree to which, justice is a matter of reason, and of different kinds of reason. This event marks the launch of Professor Sen's new book The Idea of Justice. Amartya Sen is Lamont University Professor at Harvard and an honorary fellow of LSE. He won the Nobel Prize in Economics in 1998 and was Master of Trinity College, Cambridge 1998-2004. His books include Development as Freedom (OUP), The Argumentative Indian (Allen Lane/Penguin) and Identity and Violence (Allen Lane/Penguin), and have been translated into more than thirty languages.