Li Dan and Liu Qing co-starred in the variety "Seven Ba Shuo", born in Liu Qing, 1963. Doctor of Political Science, University of Minnesota, USA (2003). At present, distinguished professor, Zijiang, East China Normal University, is a doctoral supervisor in the Department of Political Science, and concurrently serves as the director of the Center for World Political Studies and the Center for the History of Thought. He has worked in the China Institute of the Chinese University of Hong Kong, the History Department of East China Normal University and the Institute of International Relations and Regional Development. The main research fields are western ideological history, political philosophy, world politics and contemporary political thoughts.