•Graduate, Medical School, Dong Guk University
•Specialist, Plastic Surgery, Il San Hospital
•Adjunct Professor, Plastic Surgery, Il San Hospital
•Former Plastic Surgeon, O&Young Plastic Surgery Clinic
•Member, The Korean Society of Plastic and Reconstructive Surgeon
•Member, The Korean Society for Aesthetic Plastic Surgery
•Member, Korean Cleft Lip and Palate Association
•Member, The Korean Society for Microsurgery
•Member, The Korean Society for Surgery of the Hand
•Member, The Korean Society for Hair Surgery Association
•Member, International Society of Aesthetic Plastic Surgery
•Member, Japanese Society of Aesthetic Plastic Surgery
•Member, American Society of Laser Medicine Surgery 
•Member, International Confederation for Plastic Reconstructive Aesthetic Surgery
•Member, Japan Society of Aesthetic Surgery
•Member, European Academy of Cosmetic Surgery