Robust evidence supports the efficacy of early autism intervention. Despite broad consensus that earlier intervention leads to better outcomes, evidence for this has been limited to correlational studies. This study examined timing effects of the Early Social Interaction (ESI) model, a parent-implemented intervention, using a complete crossover…

How parents support social learning at the preverbal level for toddlers with autism is rarely reported, limiting the field's understanding of factors that may influence early development of social competency. As a central challenge in autism that is resistant to intervention, preverbal social initiating is an important indicator of social…