onathan Lass, MD, is the Charles I. Thomas Professor in the Department of Ophthalmology and Visual Sciences at Case Western Reserve University in Cleveland, Ohio, member of the Center for Anterior Segment Diseases and Surgery in the University Hospitals Eye Institute, medical director of Eversight Ohio, and Director of the UH Eye Image Analysis Reading Centers. After completing his ophthalmology residency at Boston University Medical Center in 1977, he went on to complete a two-year fellowship in cornea and external diseases at Harvard’s Massachusetts Eye and Ear Infirmary and the Eye Research Institute of the Retina Foundation. 

He joined the faculty at Case Western Reserve University School of Medicine and the medical staff of University Hospitals in 1979 and became chair of the department in 1993. He served for more than 20 years in this capacity, building its clinical programs to institute status at University Hospitals providing comprehensive and subspecialty care in all fields of ophthalmology, more than tripling the faculty and providing care throughout Northeast Ohio, overseeing residency training with one of the largest programs in the country, and leading the department and the larger visual sciences research center, collaborating with over 30 investigators in both clinical and basic science departments to be 5th in the country in National Eye Institute (NEI) funding in 2013.

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