Professor Emeritus at the University of Hong Kong, Hon Director of Education Policy Unit at the Faculty of Education. He was Chair Professor of Education, Dean of Education, Vice-President and Senior Advisor to the President of HKU. He taught at the Harvard Graduate School of Education as Visiting Professor for ten years. He was a school teacher in Physics and Mathematics, and a school principal, before he pursued doctoral study at the London Institute of Education. He has been consultant with the World Bank, UNESCO, UNICEF, UNDP, IIEP and ADB. His research started with underdeveloped rural villages in China, India and Africa. He has been involved in institutional evaluation and accreditation, policy discussion and training in various jurisdictions, recently in China, Mongolia, Cambodia, Kazakhstan and Vietnam. He lectures at the National Academy of Education Administration, Beijing, and SKOLKOVO, Moscow. Since 2013, he hosts the annual Summer Institute: Higher Education for Tomorrow at HKU for senior leaders in higher education from various countries. His current attention is on the fundamental changes in society and their challenges to education, and focusses on learning as the core business of education. He is on the Global Advisory Boards of various international organisations: National Council for Education and the Economy, (US); Global Science of Learning Education Network (US), and Yidan Prize (Hong Kong, Convenor). He is member of China Education 30 Forum, which is a think-tank cum advocate in China. Locally he was member of the Education Commission and was instrumental in the comprehensive reform which started 1999. He has delivered hundreds of keynotes around the world. He writes columns in Hong Kong Economic Journal Daily and Shanghai Education, and for three years in Escuela (Spain).