The relation between early joint attention (in which a child coordinates attention between another person and an object or event) and later language and social outcomes was examined in younger siblings of children with autism spectrum disorder (Sibs-ASD) and younger siblings of children with typical development (Sibs-TD). Initial levels of joint…

This study used an intact group comparison to examine attention following in 34 children aged 2 years diagnosed with autism spectrum disorder (ASD) matched pairwise for vocabulary comprehension with a group of typically developing toddlers. For both groups of children, the presence of verbal labels during a referential task increased attention to…

Thirty-five children diagnosed with autism or pervasive developmental disorders at age 2 were re-evaluated 2 years later for factors related to spoken language development including child variables and environmental variables. After controlling for age 2 language skills, the only significant predictors of age 4 language skills were motor imitation…