This Evidence Map includes research on social communication disorder across the lifespan as a primary diagnosis or in association with neurodevelopmental or congenital conditions. Please see the Autism Spectrum Disorder Evidence Map for research on social communication in individuals on the autism spectrum. This Evidence Map does not include research on acquired conditions. Please see the Pediatric Brain Injury, Traumatic Brain Injury (Adults), or Acquired Brain Injury (Adults) Evidence Maps for research on pragmatic deficits associated with these diagnoses.