Guodong Sun (Doctor of Juridical Science) is a professor and associate Dean of the Fudan Institute for Advanced Study in Social Sciences (IAS-Fudan). His research fields are legal philosophy and socio-political theory. He is also interested in legal sociology, legal culture, thoughts and cultures in modern and contemporary China. In addition to publishing more than 100 research papers, he is also the single author of Between Legality and Legitimacy: Research on Habermas's Discourse Theory of Legitimation, and published another six (co-authored, edited and translated) books, such as Culture Improving State's Quality: The Mission of Development in Contemporary China, Law as Communication, among others.