Marian Willinger, Ph.D., is the NICHD special assistant for SIDS, responsible for the direction of the Institute's SIDS research program, and related activities in stillbirth and infant health. She also serves as an expert on SIDS within the U.S. Public Health Service. Dr. Willinger is a program scientist for the Prenatal Alcohol and Stillbirth and SIDS Network, the Stillbirth Collaborative Research Network, the Nulliparous Pregnancy Outcomes Study, Monitoring Mothers-To-Be, and the Study of Attitudes and Factors Affecting Infant Care. Dr. Willinger has been involved in the development, implementation, and evaluation of the Back to Sleep campaign and serves as a consultant to the AAP Task Force on Infant Positioning and SIDS. Dr. Willinger has received numerous awards including the NIH Directors Award and the U.S. Department of Health and Human Services (DHHS) Secretary's Award for Distinguished Service.