After earning his Doctor of Optometry from the University of Alabama-Birmingham School of Optometry, Dr. Gaddie completed residencies in Ocular Disease at the Triad Eye Medical Clinic and Cataract Institute and in Glaucoma and Laser Therapy at NSU College of Optometry. Currently he is the owner and director of the Gaddie Eye Centers. He is a Fellow of the American Academy of Optometry and President of the Optometric Glaucoma Society (OGS) and is currently the chair of the Continuing Education Committee for the American Optometric Association. Having published extensively in ophthalmic literature, Dr. Gaddie serves on the editorial boards of Review of Optometry, Optometric Management, Primary Care Optometry News and Optometry Times. In 2011, Dr. Gaddie was inducted into the Oklahoma Pioneers in Optometry Hall of Fame.