Bachelor, Yonsei University, Seoul, Korea, 1983. Master of Arts, Korea Advanced Institute of Science and Technology, Seoul, Korea, 1985. Doctor of Philosophy, Carnegie Mellon University, Pittsburgh, 1992.
Head department of engineer Yonsei University, Seoul, 1997—1999. Visiting professor Carnegie Mellon University, Pittsburgh, 1999—2000. Professor Yonsei University, Seoul, since 1993.
Secretary general ABEEK, since 2000. Associate dean Yonsei University, since 2000. Consultant Imperial College, London, 1993.
Committee member The International Federation of Automatic Control, United States, 1997—2000.
Member of KICHE (Excellent Young Rcshr. 1997), American Institute of Chemical Engineers.
Married Younghee Son. 1 child Woorim.