Dr. Mary Elizabeth Hartnett is an associate professor of ophthalmology at the University of North Carolina at Chapel Hill School of Medicine, and is on the medical staff at the University of North Carolina Hospitals. 

Dr. Hartnett completed her medical training at Albany Medical College in Albany, New York, followed by an internship and residency at University Hospitals of Cleveland.  Dr. Hartnett completed fellowships in adult medical/surgical retina and pediatric surgical retina at Schepens Retina Associates, Schepens Eye Research Institute, at Harvard University.

Dr. Hartnett specializes in vitroeoretinal surgery and disease.  More specifically, her lab uses molecular techniques to study growth factor mechanisms involved in cell-cell interactions and models of retinal diseases associated with abnormal or unwanted angiogenesis.