J. P. Greenhill (1895–1975)

Dr. J. P. Greenhill is Senior Attending Obstetrician and Gynecologist at the Michael Reese Hospital, Chicago; Consulting Gynecologist, Cook County Hospital; Professor of Gynecology, Cook County Graduate School of Medicine and on the Emeritus Clinical Associate Staff of the Chicago Lying-in Hospital.
He is a member of 26 medical societies in the United States, an honorary fellow of 27 foreign obstetric and gynecologic societies, Honorary Professor of the National University of Peru and is a Chevalier of the French Legion of Honor.
Dr. Greenhill has had more than 4o years experience as a practicing obstetrician and gynecologist. He has written 240 papers published in American and foreign journals and is the author of several widely used textbooks dealing with obstetrics and gynecology. Also, he is Editor of the Year Book of Obstetrics and Gynecology, a book read every year by American and foreign obstetricians and gynecologists.
The Miracle of Life is completely authoritative because it is based on the author’s vast experience as a practicing obstetrician and gynecologist and his close association with most of the leading obstetricians and gynecologists in the world concerning new developments in obstetrics and gynecology.

—from back cover, The Miracle of Life, 1971