Education
· D.D.S. in School of Dentistry of Pusan National University
· M.S. in School of Dentistry of Pusan National University
· Ph.D. in School of Dentistry of Pusan National University

Career
· Pusan National University Hospital, Major in Orthodontics
· School of Dentistry, Pusan National University, Full time lecturer
· Exchange Professor in Kyushu University, Japan
· Exchange Professor in University of Southern California, USA
· Current Professor of Orthodontics in Pusan National University Hospital
· Current Director of Korean Dental Hospital Association
· Current Director of Institute of Medicine

Academic Activity
· Korean Academy of Orthodontics

Lecture Activity
 · 2007 Symposium of Korean Acadmy of Orthdontics

· Invite lecturer in Orthodontics Class in School of Dentistry of SNU
· Invite lecturer in Orthodontics Class in School of Dentistry of Yonsei University
· Invite lecturer in Kangnam Seongmo Hospital of Catholic university

Research Interests
· Genetic Orthodontics, Orthodontic surgery by 3D image

Publication

· PNU Scholar Research Profile

Books
· Orthodontics
· Practice of Orthdontics
· Orthdontic Treatment of Class II Malocclusion