Michael F. Marmor, MD is a Professor of Ophthalmology at Stanford Medicine. His clinical focus is on medical retinal disease: in particular, retinal dystrophies, macular dystrophies, toxic retinopathy, disorders of retinal function such as night or color blindness, and unexplained visual loss. Dr. Marmor chaired the "Great Insights and Great Thinkers in Ophthalmology" session for the 6th year in a row in 2015. Daniel M. Albert, MD is department chair and on the faculty of the University of Wisconsin Medical School where he is now chair emeritus of ophthalmology and visual sciences, the Frederick Allison Davis Chair; the Lorenz Zimmerman Professor; and founding director of the McPherson Eye Research Institute. There, he continues to study tumor growth and inhibition, the subject of his interest throughout his career. A prolific contributor to the medical literature, Dr. Albert has well beyond 800 publications to his credit, including peer-reviewed papers, editorials, textbooks and book chapters. A widely used general ophthalmology text, Principles and Practice of Ophthalmology, is now in its third edition, with Dr. Albert continuing as its senior editor. Notably, the book's original edition received the Association of American Publishers Best Medical Book award in 1993.Beyond his outsized record of laboratory and clinical publications, Dr. Albert is a renowned ophthalmic historian, having published widely in the field, including texts that encompass the breadth of ophthalmic history. Dr. Albert has served as an editorial board member of nine scientific journals, most notable of which was his recently completed 20-year stint as editor-in-chief of Archives of Ophthalmology — newly re-named JAMA Ophthalmology. Dr. Albert also served as director of the American Board of Ophthalmology from 1997-2005 and as president of the American Ophthalmological Society from 2005-2006.