而家係香港大學政治與公共行政學系名譽教授。，香港城市大學公共及社會行政學系客座教授。2008年做香港中文大學政治與行政學系兼任教授。
He is currently an Honorary Professor in the Department of Politics and Public Administration at the University of Hong Kong. Adjunct Professor, Department of Public and Social Administration, City University of Hong Kong. In 2008, he became an adjunct professor in the Department of Political Science and Public Administration of the University of Hong Kong, Chinese University.