Philip D. Darney, MD, MSc, is Professor and Chief, Department of Obstetrics, Gynecology and Reproductive Sciences, San Francisco General Hospital at the University of California, San Francisco (UCSF), and Founding Director of the University’s Bixby Center for Global Reproductive Health. He is board certified in both obstetrics and gynecology and preventive medicine. Dr. Darney, the Founding President of the Society of Family Planning, has been a family planning consultant in numerous countries in Asia, Africa, and Latin. He received his medical degree from UCSF and completed an internship in general surgery at the U.S. Public Health Service Hospital in San Francisco, a residency in preventive medicine at the Centers for Disease Control in Atlanta, and a residency in obstetrics and gynecology at Brigham and Women’s Hospital in Boston. Dr. Darney also holds a master of science degree in demography from the University of London. With research interests focusing on contraception and reproductive health, Dr. Darney has been a principal investigator for numerous clinical trials and epidemiologic studies, written more than 300 scholarly articles, and edited and contributed to many books. He is an associate editor of the journal Contraception, a member of the editorial board of Current Opinion in Obstetrics and Gynecology, and is a regular reviewer for a dozen other journals.Dr. Darney is an elected member of the Institute of Medicine of the National Academies and has been honored by the American Public Health Association and American College of Obstetricians and Gynecologists for his contributions to family planning research and training.