Dr. Sadda is associate professor of ophthalmology at the Keck School of Medicine of the University of Southern California, Doheny Eye Institute. He is director of the Medical Retina Unit, Ophthalmic Imaging Unit, Retinal Cell Replacement Laboratory, and Doheny Image Reading Center. He obtained his MD from Johns Hopkins University and a bachelor of science (Cellular and Molecular Biology) from the University of Michigan. He served as an intern at the W. Beaumont Hospital and returned to Wilmer Eye Institute for his ophthalmology residency, followed by fellowships in neuro-ophthalmology and medical retina at Wilmer. Dr. Sadda's research interests include advanced retinal imaging technologies, image processing algorithms, image analysis and grading, retinal electrophysiology, retinal and stem cell transplantation, phototransduction transfer, and retinal prosthetics.