1996, BSc and 1999, MSc, Peking University; 2007, PhD in Education, Chinese University of Hong Kong. Currently, Associate Professor and Vice-Dean, Graduate School of Education, Peking University; concurrently, Director, Department of Education Technology. Adjunct Associate Professor, Faculty of Education, Chinese University of Hong Kong. Vice-Chairman, National Computer Based Education Society. Member, Academic Committee, National Chinese Educational Technology Association in Higher Education. Council Member, Global Chinese Association on Inquiry Based Learning. Editorial Board Member, Global Chinese Journal for Computers in Education.