Stacey A. Missmer, Sc.D., is Professor and Associate Chair for Research of Obstetrics and Gynecology at the University of Michigan, an Adjunct Professor of Epidemiology at Harvard Chan, and a Lecturer in Pediatrics at Harvard Medical School. Her research first identified in-utero exposures, early life body size, and dietary intake as risk factors for endometriosis, and established those with endometriosis as a high-risk group for subsequent immune and cardio, and cerebrovascular diseases. She is the senior endometriosis investigator in the Nurses’ Health Study Research Group and co-founded the Boston Center for Endometriosis, where she designed and leads the Women’s Health Study: from Adolescence to Adulthood (A2A). Dr. Missmer is Current Past President of the World Endometriosis Society and Field Chief Editor for Frontiers in Reproductive Health.