Myoung-kyu Park is a professor of sociology at Seoul National University. He has previously been a President of the KSA (Korean Sociological Association, 2017)) the Director of the Institute for Peace and Unification Studies (IPUS, 2006-2016) and President of the Korean Social History Association (2002-2004). His research fields are; social history, sociology of nation and national identity, inter-Korean relations, conceptual history, and sociology of religion. He wrote several books and articles including; Sociology of Borderline in Inter-Korean Relations, Seoul: Changbi Co. (in Korean, 2012); Nation, People and Citizen: Korean Political Subjectivities from the Conceptual History, Seoul: Sowha Publishing Co. (in Korean, 2010); Inter-Korean Integration Index, 1989-2007 (in Korean, co-work 2009); Flexible Complex Unification (in Korean, co-work, 2010).