Bachelor of Science in Engineering, Seoul National University, Republic of Korea, 1985. Master of Science, 1987. Ph. D, 1990.
Visiting researcher Tokyo Institute of Technology, Japan, 1995—1996, University Tennessee, Knoxville, 2004. Professor Kyungwon University, Seongnam-si, Republic of Korea, since 1991. Executive Korean Society Supply Chain Management, Seoul, since 2001.
Married Yeonsoo Song. Children: Yeseul, Hyunjun.