Bachelor of Science, Seoul National University, 1991. Master of Science, Seoul National University, 1993. Doctor of Philosophy, Seoul National University, 1999.
Post doctoral fellow Swiss Federal Institute of Technology, Zurich, 1999-2000. Research assistant professor Pohang University of Science and Technology, Republic of Korea, 2000-2001. Research associate Pacific Northwest National Laboratory EMSL, Richland, Washington, 2001—2002.
Chief scientist Nanohybid Company Ltd., 2002—2003. Principal scientist Korea Research Institute Chemical Technology, since 2003.
Member American Chemical Society.
Married Hye Jeong Cho, June 27, 1992. Children: Jeong In, Jeong Hye, Jeong Eun.