Eugence C. Toy, MD, is a dual-certified family physician and OB/GYN and is Academic Chief and Program Director for the Obstetrics and Gynecology residency at The Methodist Hospital in Houston, Texas. He also oversees the OB/GYN clerkship at Christus-St. Joseph Hospital and is actively involved in teaching medical students. Edward Yeomans, MD, is Associate Professor of Obstetrics and Gynecology at The University of Texas Medical School at Houston, Chief of Obstetrics at LBJ Hospital (Houston, TX), and a Maternal Fetal Medicine specialist. He is a world-renowned speaker, educator, and expert in a variety of topics within high-risk obstetrics, including operative vaginal deliveries, multiple gestation, and critical care. Linda Fonseca, MD, is Associate Professor of Obstetrics and Gynecology in the Division of Maternal Fetal Medicine at Northwestern Medical School in Chicago, Illinois. She joined the faculty in September 2006 after completing medical school, residency, and fellowship at the University of Texas Health Science Center at Houston. Her interests include prenatal diagnosis, multiple gestations, operative vaginal delivery, and the in-vitro effects of antenatal corticosteroids. Mary A. Carroll, MD, is Assistant Professor in the Department of Obstetrics and Gynecology at the University of Wisconsin. She has completed a maternal fetal medicine fellowship and has multiple intersts including fetal ultrasound.