Tristram Smith, PhD, until his death in 2018, was Haggerty–Friedman Professor in Developmental/Behavioral Pediatric Research at the University of Rochester Medical Center (URMC). He joined the faculty of URMC in 2000. Dr. Smith's pioneering research on behavioral interventions changed the landscape of care for children with autism spectrum disorders (ASD). He authored or coauthored several of the most widely cited studies on treatment outcomes for children with ASD.