Department of Orthodontics Graduated from Yonsei University College of Dentistry Yonsei University College of Dentistry Doctor of Medicine Doctor of Orthodontics Yonsei University School of Dentistry Master of Orthodontics Yonsei University School of Dentistry Yonsei University Department of Orthodontics Internship Completion North Carolina State University, USA visiting scholar, Department of Orthodontics, Warwick University, UK associate fellow,

Regular member, Korean Orthodontic Society Certified physician, Korean Orthodontic Society, Korean Orthodontic Society Academic member, Korean Society of Lingual Orthodontics ( KALO) founding member World Orthodontic Federation (WFO) fellow Served as secretary-general of World Society for Orthodontics (WIOA) Advisory member of World Society of Orthodontics (WIOA) International member of American Society of Orthodontics (AAO)