Research on the communication, language, social, and emotional development of people with autism is reviewed, concerning individuals who either are nonspeaking/limited speaking or use speech as their primary mode of linguistic communication. Research needs for longitudinal studies, investigation of early developmental patterns, and subgroup…

This report on the state of the science in autism contains responses to questions posed by the National Institutes of Health (NIH) and recommendations concerning diagnosis, epidemiology, pathophysiology, communication/social/emotional development, medical intervention, social and behavioral intervention, and biostatistics. General recommendations…