Doctor of Philosophy in Public Administration, Yonsei University, Seoul, Republic of Korea, 1995.
Professor, department public administration Hallym College, Chuncheon, Republic of Korea, 1995—2004, Hannam University, Daejeon, Republic of Korea, since 2005. Director Korean Association Public Governance, Seoul, since 2003, Public Enterprises Policy Institute, Daejeon, since 2009. Director administration and planning Korean Associate Local Public Enterprises, Seoul, since 2004.
Committeeman government performance evaluation committee Ministry Public Administration and Security, Seoul, 2007—2008, Ministry Information and Communication, Seoul, 2007—2008, National Emergency Management Agency, Seoul, since 2009. 2nd lieutenant Korean Army, 1990-1991, Korea.
Committeeman Civic Consolidation Participation and Autonomy, Daejeon, since 2005.
Married Shinsook Maeng. Children: Seokchan, Jiyoon.