Graduated from Seoul National University (SNU) College of Medicine in 1987
Thoracic and cardiovascular surgery resident training in SNU Hospital till 1992
Staff cardiac surgeon in Samsung Medical Center from 1995 through 2005
Visiting doctor in Baylor College of Medicine (Houston, Texas, USA) for 1 year in 2002
Current affiliation: Director of cardiovascular surgery in SNU Bundang Hospital since December 2005 & tenured professor in SNU College of Medicine since 2012
Almost 100 publications in English journals and > 50 presentations or lectures in international scientific meetings
Organizer of the biannual Bundang Aortic Surgery Symposium (BASS) starting with a live surgery of thoracoabdominal aneurysm repair in 2008
Council member / vice secretary general / aortic domain chief of the Asian Society for Cardiovascular and Thoracic Surgery (ASCVTS) since 2019
Congress president of ASCVTS 2023 Annual Meeting in Busan, Korea