Dr. Cousins is a retina-trained ophthalmologist who specializes in the diagnosis and treatment of macular diseases, especially age-related macular degeneration (AMD), diabetic retinopathy, and retinal vascular diseases. Dr. Cousins is active in both clinical and laboratory research. In his clinical practice, Dr. Cousins is involved in many trials and innovative therapies for the treatment of macular diseases, especially AMD and diabetic retinopathy. He has served as site PI for numerous phase1-3 clinical trials in AMD, diabetic retinopathy, and other retinal disorders. He has served as a consultant or member of data safety monitoring committees (DSMC) for numerous pharmaceutical and biotechnology startup companies.