Dr. Cohen received his M.D., Ph.D. from the Albert Einstein College of Medicine in 2006. He did his internship in New York City, followed by ophthalmology residency at the University of Iowa. After residency Dr. Cohen spent a year as a fellow in cornea and external diseases, also at the University of Iowa. He is an Assistant Professor at the Dean A. McGee Eye Institute in Oklahoma City. His clinical and research interests include diseases of the corneal limbal stem cells and infectious diseases of the cornea.