EDUCATION
1978.03-1984.02 Seoul National University College of Medicine, Seoul, Korea (M.D.)
1986.03-1988.02 Graduate School, Seoul National University, Seoul, Korea (M.S.)
1991.03-1993.08 Graduate School, Seoul National University, Seoul, Korea (Ph.D.)
 
 
PROFESSIONAL EXPERIENCE
1985.03-1988.02 Resident, Department of Dermatology, Seoul National University
Hospital, Seoul, Korea
1988.03-1991.04 A staff doctor, Department of Dermatology, Capital Armed Forces
General Hospital, Seoul, Korea
1991.05-1993.02 Research Fellowship, Department of Dermatology, Seoul National
University College of Medicine, Seoul, Korea
1993.03-2006.02 Instructor, Assistant Prof., and Associate Prof., Department of
 Dermatology, Seoul National University College of Medicine, Seoul,
Korea
1997.03-1999.02 Research Fellow, Department of Dermatology, University of
Michigan, USA
2006.03-Present Full Professor, Department of Dermatology, Seoul National University
College of Medicine, Seoul, Korea
2004.08-2006.07 Associate Dean of Research Affairs, Seoul National University,
Seoul, Korea
2004.08-2006.07 Associate Head of Industry-Academic Cooperation Foundation,
Seoul National University, Seoul, Korea
2005.05–2006.08 President, Seoul National University Industry Foundation,
Seoul National University, Seoul, Korea
2007.11-Present  Fellow, Medical Sciences Division, The Korean Academy of
Science and Technology, Seoul, Korea
2010.07-2012.01  Associate Dean for Academic Affairs, Seoul National University
College of Medicine, Seoul, Korea
2010.07-2012.01  Director, Office of Medical Education, Seoul National University College of
Medicine, Seoul, Korea.
2013.06- 2016.05  Chief of  Planning and Budget, Seoul National University Hospital
2015.03- 2017.02  President of the Korean Society for Investigative Dermatology
2016.09- present  Board Director of the International Society for Investigative Dermatology
2016.07-present  Professor & Chairman, Department Dermatology Seoul National University Hospital
2018.01-present  Chairman, Fund Raising Committee Seoul National University College of Medicine
2019.06-present  Asia-Pacific Regional Director, International League of Dermatological Societies
 
AWARD
1992, 1995, 2001 - Donga Academic prize in The Korean Dermatological Association
2003 - Young Investigator’s prize in Seoul National University Hospital
2003 - In-Bong Academic prize in The Korean Dermatological Association
2003 - A Special jury prize for Research paper in European Academy Dermatology & Venereology 
2005 - SCI I.F prize in Seoul National University Hospital,
Seoul National University College of Medicine Dean
2009, 2010, 2011, 2012 - Shim Ho-Seob prize in Seoul National University Hospital, Seoul National University College of Medicine Dean
2013 - SNU Research Award Seoul National University
2016- HamChun Research Award Seoul National University College of Medicine Alumni Association      
2017- Research Award of Ministry of Health and Welfare
2018- SNU Research Award Seoul National University
 
SEPCIALITY AND RESEARCH FIELD OF INTEREST
Photobiology, Photomedicine
Skin aging and photoaging
Autoimmune skin diseases
 
 
SOCIETY MEMBERSHIP
Korean Dermatological Association
Korean Society of Investigative Dermatology
Society of Investigative Dermatology
American Academy of Dermatology
American Society for Photobiology
American Dermatological Association
 
EDITOR
2007.01-Present   Photodermatology Photoimmunology & Photomedicine Editorial board
2008.01-2017     Journal of Dermatological Science Section Editor
2008.01-Present   Journal of Korean Medical Science Editorial board