MD, Yonsei University School of Medicine, South Korea, 1989
Otolaryngology Residency, Yonsei University Medical Center, South Korea, 1994
PhD, Yonsei Universtiy Graduate School, South Korea, 2000
Post-Doctoral Fellowship, House Ear Institute, 2001
Molecular immunology of inflammatory ear diseases
Signal transduction involved in regulation of immune molecules
Role of spiral ligament fibrocytes in cochlear inflammation
Role of antimicrobial molecules in middle ear infection
Role of endolymphaticsac epithelial cells in endolymph homeostasis
Associate Professor-in-Residence, Department of Head and Neck Surgery, David Geffen School of Medicine at UCLA
American Academy of Otolaryngology – Head & Neck Surgery
Association for Research in Otolaryngology
American Association of Immunologists
International Society for Otitis Media
American Society for Biochemistry & Molecular Biology