Dr. Han is a graduate of the University of Michigan Medical School in Ann Arbor. He completed his ophthalmology residency at the University of Iowa in Iowa City and his fellowship in vitreoretinal diseases and surgery at the Medical College of Wisconsin in Milwaukee. He is currently the Jack A. and Elaine D. Klieger Professor of Ophthalmology and the director of the Vitreoretinal Service at the Medical College of Wisconsin, where he has served on the faculty since 1988.
Dr. Han has published more than 150 peer-reviewed articles and 19 book chapters and is associate editor for the Archives of Ophthalmology. He has served on the writing committees of several multicenter clinical trials, including the National Eye Institute-sponsored Endophthalmitis Vitrectomy Study, the Silicone Oil Study and the Diabetic Retinopathy Clinical Research Network. He is the recipient of the Senior Achievement Award from the American Academy of Ophthalmology and Senior Honor Award from the American Society of Retina Specialists.