Dr. Santoro serves as the Chief of Neurology at Children’s Hospital Los Angeles and Associate Professor of Neurology and Pediatrics at the Keck School of Medicine of the University of Southern California. He is one of only a handful of national clinician-scientists who treats neurologic disorders associated with Down syndrome. Dr. Santoro’s research focus is on the relationship between the genetics of trisomy 21 and the development of inflammatory neurological disorders including cerebrovascular diseases such as moya moya vasculopathy and neuropsychiatric disorders such as Down Syndrome Regression Disorder (DSRD), of which he spoken on internationally. In addition to his clinical and research activities, Dr. Santoro advocates for persons with disabilities at both the state and federal level through the American Medical Association and the American Academy of Neurology.