Bachelor of Science, Seoul National University, 1979. Master of Science, Korea Adavanced Institute of Science and Technology, 1981. Doctor of Philosophy, University Pennsylvania, 1989.
Research scientist Lockheed Missile and Space Company, Palo Alto, California, 1989—1992. Professor Ewha Womans University, Seoul, since 1992. Chairman physics department Ewha Womans University, Seoul, 1996—1998, director graduate school, 1998—2000.
Fellow: Korean Physical Society, Optical Society Korea. Member: Korea Society Color Studies.