Master of Science in Geology, Seoul National University, 1997. Bachelor of Science in Geology, Seoul National University, 1995. Doctor of Philosophy in Quaternary Geochronology, Seoul National University, Seoul, 2004.
Director Luminescence Dating Laboratory, since 2002. Senior researcher division earth environmental science Korea Basic Science Institute, since 2002, professor department isotope geochemistry Korea University of Science & Technology, since 2009. Editorial board member journal Quaternary Geochronology, since 2009.
Special issue guest editor journals Quaternary International. Postdoctoral visiting scientist Institute Geography & Earth Sciences, University Wales, Aberystwyth, 2005—2006. Editorial board member Journal Quaternary Geochronology.
Civil service agent Korean Army, 1997-1999.
Member of Korean Geomorphological Association (executive committee member), Geological Society Korea (Young Geologist of Year award 2004).
Married Kyoung-Won Choi Jeong-Heon. Children: Jinwoo Choi, Seoung-Woo Choi.