Bachelor of Science, Seoul National University, 1981. Master of Science, Korea Advanced Institute of Science and Technology, Seoul, 1987. Doctor of Philosophy, Korea Advanced Institute of Science and Technology, Daejeon, 1992.
Teaching assistant Korea Advanced Institute of Science and Technology, Daejeon/Seoul, 1987—1991, professor KAIST, Daejeon, 1992—1992. Senior researcher, team manager Dacom Corporation, Daejeon/Seoul, Republic of Korea, 1993—1999.
Visiting professor Ulsan University, Republic of Korea, 1999—2000. Advisor Inno Digital, Seoul, Republic of Korea, 2001—2003. Assistant professor Ajou University, Suwon, Republic of Korea, since 2000.
Editor Korean Management Science Review Korean Operations Research and Management Science Society, Seoul, Seoul, 2000—2002. Chair contents subcommittee Korea ebxml committee Korea Institute for Electronic Commerce, Seoul, Seoul, since 2001. Vice-chair electronic documents committee Integrated Forum on Electronic Commerce, Seoul, Seoul, since 2002.
Chairworking group for the standardization of international electronic commerce Korea Institute for Electronic Commerce, Seoul, Seoul, Republic of Korea, 2002.
Contributor articles and proceedings to professional journals and conferences (Excellent Paper award, 2002, Excellent Art and Science Book award Ministry of Culture and Tourism, 2001). Author: (book) Business to business Electronic Commerce @ eXtensible Markup Language, The Principles of Electronic Commerce.