David G. Hunter, MD, PhD is Professor and Vice Chair of Ophthalmology at Harvard Medical School and Ophthalmologist-in-Chief at Boston Children's Hospital. The ophthalmology department at Children's Hospital is the largest pediatric ophthalmology department in the nation. Dr. Hunter obtained a Bachelor of Science in electrical engineering from Rice University and a PhD (in Cell Biology) and MD from Baylor College of Medicine. After he completed an ophthalmology residency at Harvard's Mass Eye and Ear Infirmary, he was a fellow with Drs. David Guyton and Michael Repka at the Wilmer Ophthalmological Institute, Johns Hopkins University. He remained on faculty at Johns Hopkins until he relocated to Boston to become Ophthalmologist-in-Chief at Children's. Dr. Hunter lectures on optics and refraction and on strabismus (misaligned eyes) for ophthalmologists-in-training around the world (see http://lastminuteoptics.com/). He is past Editor-in-Chief of the Journal of the American Association of Pediatric Ophthalmology and Strabismus and past Vice President of the 12,000-member Association for Research in Vision and Ophthalmology. His clinical and research interests focus on strabismus and amblyopia.