As a professor of political science, Dr. Huan has done extensive research on the German Green Party and the European Greens as a whole. He is a leading scholar on environmental politics in China. He received his Ph.D. in Political Science from Shandong University in 1997. Supported by the EU-China Higher Education Cooperation Programme and the DAAD-K.C. Wong Research Fellowship respectively, he studied at Luneburg University between 1998-99 and at Dusseldorf University in 2002.