Harold A Stein MD MSc (Ophth) DOMS (London) FRCS(C)Professor of Ophthalmology, University of Toronto, Toronto, Ontario, CanadaRaymond M Stein MD FRCS(C)Chief, Department of Ophthalmology, Scarborough Hospital, Scarborough, Ontario, CanadaMelvin I Freeman MD FACSClinical Professor of Ophthalmology, Emeritus, University of Washington,School of Medicine, Seattle, Washington, USAJohn S Massare BA MS PhDExecutive Director,Contact Lens Association of Ophthalmologists, Inc.St. Paul, Minnesota, USA