Ph.D. in Sociology, Seoul National University, Director of Global Network Team, The Hope Institute(current), Visiting scholar, Sigur Center for Asian Studies, The George Washington University(2006-2008), Director of Research Team, People's Solidarity for Participatory Society(PSPD)(2002-2005), Coordinator of Tax Reform Team, PSPD(1999-2001) Author of Ideas that lead the world : Cultivate "people" and "ideas"-The Strategy of US Think Tanks(2008), Civil Legislation Movement at the Crossroads : History, Structure and Dynamics of Korean Civil Legislation Movements in the aftermath of 'Demorcatization'(2007)