Photo: Marisa Spann, PhD (IMAGE) Columbia University Irving Medical Center Caption Marisa Spann, PhD, is a clinical neuropsychologist whose research focuses on how prenatal exposure, such as maternal infection, medical conditions, and environmental stressors affect the fetal and infant brain and behavioral development. Her goal is to identify early immune, brain, and neuropsychological factors that increase childhood psychiatric risk to allow for earlier intervention for young children. Credit Columbia University Irving Medical Center Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.