Lisa Hark, PhD, RD, is Director, Department of Research, Wills Eye Hospital,
Professor of Ophthalmology, Professor of Medicine, Jefferson Medical College, Philadelphia, PA, USA
Darwin Deen, MD, MS is Medical Professor, Department of Community Health and Social Medicine, Sophie Davis School of Biomedical Education, City College of New York, New York, NY, USA
Gail Morrison, MD, is Senior Vice Dean for Education, Director of Academic Programs, Professor of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA