Professor David Chan, Director of Behavioural Sciences Institute and Professor of Psychology at SOSS, delivered an invited talk titled Conceptualizing and Assessing Social Relations and Well-Being, at the Asia Pacific Conference on Measuring Well-Being and Fostering Progress in Societies, held in December 2011 at Tokyo, Japan, jointly organized by Asian Development Bank (ADB), Economic and Social Research Institute of Japan (ESRI), Organization for Economic Cooperation and Development (OECD), Statistics Korean (KOSTAT), and United Nations Economic and Social Commission for Asia and the Pacific (ESCAP).