The human placenta may hold important clues to the health of both mothers and babies. Mana Parast, M.D., Ph.D., discusses placental development, what we can learn from pathologic evaluation of the placenta after delivery, and modeling the placenta with stem cells. Karen Mestan, M.S., M.D., shares highlights in neonatal medicine, how to use the placenta as a diagnostic tool to improve the immediate and long term health of newborn patients, and what the role of the placenta could be in NICU management. Catherine and Greg Higgins share their experience as parents with twins in the NICU. (#37969)