Bachelor of Science in Nuclear Engineering, Seoul National University, 1971. Master of Science in Nuclear Engineering, University California, Berkeley, 1976. Doctor of Philosophy in Nuclear Engineering, University California, Berkeley, 1980.
Teacher, research associate University California, Berkeley, 1975-1980. Staff scientist Science Applications, Inc., Palo Alto, California, 1980-1982. Nuclear engineer Brookhaven National Laboratory, Upton, New York, 1983-1987.
Assistant professor Korea Advanced Institute of Science and Technology, Taejon, 1987-1989, associate professor, 1989-1993, professor, since 1993. Chairman department nuclear engineering Korea Advanced Institute of Science and Technology, 1994-1996. Director National Nuclear Research and Development Program STEPI for Ministry of Science and Technology, Seoul, 1996-1999.
Commissioner Atomic Energy Commission of Republic of Korea, 2003—2006. President Korean Nuclear Society, 2007-2008. Speaker in field.
Fellow: American Nuclear Society (executive committee reactor physics division 1997—2000, Best Paper award 2000). Member: others, Society Industrial and Applied Mathematics, New York Academy of Sciences, Korean Nuclear Society (publications secretary 1991-1996, Academy Excellence award 1993, Best Paper award 1999).
Married Young Ock C.