Frank Oski, born in 1932, is a graduate of Swarthmore College and received his M.D. from the University of Pennsylvania in 1958. He served his internship and Pediatric residency at the Hospital of the University of Pennsylvania and then studied hematology as a Fellow at Harvard at the Boston Children's Hospital. He was appointed as an Associate in the Department of Pediatrics, University of Pennsylvania School of Medicine in 1963 and assumed the post of Professor and Chairman, Department of Pediatrics, State University of New York, Upstate Medical Center, 1972. In 1985 he assumed the position of Director, Department of Pediatrics, Johns Hopkins University School of Medicine and Physician-in-Chief, the Johns Hopkins Children's Center.Oski, Frank A. is the author of 'Don't Drink Your Milk! New Frightening Medical Facts About the World's Most Overrated Nutrient', published 1992 under ISBN 9780945383345 and ISBN 0945383347.