BSocSc (Hons), National University of Singapore; MA, Cornell University; PhD, National University of Singapore. 1989-91, Permanent Representative of Singapore to the United Nations; concurrently, High Commissioner to Canada and Ambassador to Mexico; 1996-2012, Ambassador of Singapore to the United States. Currently, Ambassador-at-Large, Singapore Foreign Ministry; concurrently, Singapore's Representative to the ASEAN Intergovernmental Commission on Human Rights. Chairman, Lee Kuan Yew Centre for Innovative Cities, Singapore University of Technology and Design. Member: Presidential Council for Minority Rights; Board of Trustees, National University of Singapore; Board of Governors, S. Rajaratnam School of International Studies, Nanyang Technological University; Board, Lowy Institute for International Policy. Trustee, Asia Society. Chair, Global Agenda Council on Urbanization, World Economic Forum. Author of award-winning books. Recipient of numerous awards and honours.