1. From the Ocular Genomics Institute, Department of Ophthalmology, Mass Eye and Ear and Harvard Medical School, Boston (E.A.P., J.I.C.), and Editas Medicine, Cambridge (B.S.A., K.K., A.R., M.C.J., R.L.M.) — both in Massachusetts; the Scheie Eye Institute and the Division of Ophthalmology of the Children’s Hospital of Philadelphia, Department of Ophthalmology, Perelman School of Medicine, University of Pennsylvania, Philadelphia (T.S.A., A.M.M.); the University of Michigan Kellogg Eye Center, Ann Arbor...