Chan-Bum Choi, MD, PhD, MPH, is the head of the Department of Rheumatology at the Hanyang University Hospital for Rheumatic Disease, Seoul, Republic of Korea, and professor of rheumatology. Dr. Choi received his MD and PhD from Hanyang University and his MPH from the Harvard School of Public Health. Dr. Choi serves as the director of the Health Information Committee at the Korean College of Rheumatology and the President of the Korean College of Rheumatology Vasculitis Society. Dr. Choi’s research interests lie in clinical epidemiology and translational research with a focus on rheumatoid arthritis, systemic lupus erythematosus, spondyloarthritis, and systemic vasculitis.