Seung-Ki Kwok is a Professor in the Division of Rheumatology at Seoul St. Mary's Hospital of the Catholic University of Korea. He received his M.D. and Ph.D. at the College of Medicine, Catholic University of Korea. He did his research fellowship in the Division of Rheumatology at Beth Israel Deaconess Medical Center (BIDMC), Harvard Medical School. For the last several years, he has done diverse translational research of autoimmune diseases including rheumatoid arthritis (RA), systemic lupus erythematosus (SLE), Sjogren’s syndrome and systemic sclerosis using animal models and patients’ samples in an attempt to find out new treatment target of the rare autoimmune diseases.