Rachel Marsh, Ph.D. is an Associate Professor of Medical Psychology (in Psychiatry) in the Division of Child and Adolescent Psychiatry at Columbia University Medical Center and the New York State Psychiatric Institute. She received her Ph.D. from the Graduate Center of the City University of New York and completed a post-doctoral research fellowship in child psychiatry at Columbia University Medical Center. Dr. Marsh directs the Cognitive Development and Neuroimaging Laboratory where she studies brain, cognitive, and emotional development during childhood and adolescence and investigates the neural and behavioral underpinnings of child and adolescent psychopathology. Much of her research is aimed at understanding neurodevelopmental trajectories of disorders and problems that arise during childhood and adolescence.