Professor, Urology, Inha University Hospital College of Medicine, Inha University, Incheon, Korea M.D., Seoul National University (Medicine), 1979 Ph.D., Seoul National University (Medicine), 1989
Urologic training in Seoul National University Hospital, 1980-1983 Staff, Department of Urology, Korean Veterans Hospital, 1986-1995 Associate professor, College of Medicine, Inha University, 1995-2000 Professor, College of Medicine, Inha University, 2000~present Head, Department of Urology, Inha University Hospital, 2004 ~ 2008 Professor in charge, Department of Urology, College of medicine, Inha University, 2002~2008
Korean Continence Society, founding member, president, 2000-2003 Korean Urological Association, director 2005-2012 Incheon-Gyonggido Branch, Korean Urological Association, chairman, 2011-2012 Korean Continence Society, director 2003-2015 Korean Spinal Cord Society, president, 2014-2015 Healthcare Review and Assessment Committee, member, 2016 - present
Pan-Pacific Continence Society, founding member; committee member, 2006 - 2016 Associate editor, LUTS Reviewer in Journal of Korean Urology, International Journal of Urology, Journal of Korean Medical Science, Neurourology and Urodynamics, Adis Drug Evaluation (in-house written) articles, Indian Journal of Urology, Journal of Clinical Medicine and Research (JCMR)