Robert Marion, M.D.,is a professor of pediatrics and obstetrics and gynecology at the Albert Einstein College of Medicine in the Bronx, New York, is the director of clinical genetics at both the Montefiore Medical Center in the Bronx and Blythedale Children's Hospital, Valhalla, New York. He is the author of six published books, including the best-selling and timeless classicsThe Intern BluesandLearning to Play God: The Coming of Age of a Young Doctor.