On April 26, T.S. Park, MD, the Margery Campbell Fort Professor of Neurological Surgery, sat down for a “fireside chat” to discuss how his innovations in selective dorsal rhizotomy have transformed the care of cerebral palsy across the world. Park was interviewed by David Limbrick, MD, PhD, the T.S. Park, MD, Chair in Pediatric Neurosurgery at St. Louis Children’s Hospital in front of an audience of faculty, residents, staff and WashU colleagues.