MSc, Institute of Soil Science, Chinese Academy of Sciences
BSc, Water and Soil Conservation, Beijing Forestry University
4/99-03/01, NSERC POST-DOCTORAL FELLOW, University of Western Ontario (declined in 06/00),
10/98-3/99, RESEARCH ASSOCIATE, Dept. of Geography, Univ. of Western Ontario, Canada,
03/98-09/98, GIS TECHNICIAN, Centre for Middle Eastern and Islamic Studies, Univ. of Durham, UK.
05/93-09/94, ASSISTANT PROFESSOR, Institute of Soil Science, Chinese Academy of Sciences.
10/91-04/93, VISITING FELLOW, School of Development Studies, University of East Anglia, UK.