Chief of Breast Cancer Surgery, largest hospital group in the country. President, Strang Cancer Prevention Center (oldest cancer prevention center in the world), Strang invented the Pap test, which has saved more women from cancer than all other preventatives combined. President, New York Surgical Society. Second only to AMA in its founding. Dr. Osborne has published and presented over 300 papers, chapters and articles, edited or co-authored four books and is a fellow of both the Royal College of Surgeons of England and the American College of Surgeons.