Mr. Sen teaches economics and philosophy at Harvard and was awarded the Nobel Prize for his work on welfare economics and social choice theory and for his interest in society’s poorest members. He served as the Master of Trinity College, Cambridge, as well as President of the Econometric Society, the Indian Economic Association, the American Economic Association and the International Economic Association. He was formerly Honorary President of OXFAM and is now its Honorary Advisor. Mr. Sen studied at Presidency College in Calcutta and at Trinity College, Cambridge. He did earlier stints at Harvard and prior to that he was a professor at Oxford University and a Fellow of All Souls College. Before that he was Professor of Economics at Delhi University and at the London School of Economics. His books include Collective Choice and Social Welfare; On Economic Inequality, Poverty and Famines; Choice, Welfare and Measurement; On Ethics and Economics; The Standard of Living; Inequality Reexamined; Development as Freedom Rationality and Freedom; The Argumentative Indian; Identity and Violence: The Illusion of Destiny and The Idea of Justice.Among the awards that he has received are the Bharat Ratna (India), the Eisenhower Medal (USA), the George C. Marshall Award (USA), Ordem do Mérito Científico Grã-Cruz (Brazil), the Aztec Eagle (Mexico). Commandeur de la légion d'honneur (France), and the National Humanities (USA).