We conducted a randomized controlled potential efficacy trial to examine effects of two variants of the Tools for Teachers (TfT) professional development (PD) intervention on preschool teachers' implementation of embedded instruction practices and children's developmental and learning outcomes. Thirty-six preschool teachers recruited from three…

Pivotal Response Training (PRT) is a naturalistic, behavioral intervention with a strong evidence-base that is designed to increase generalization and maintenance of responding in children with ASD. Although special education teachers report using PRT, little research to date has examined PRT use in the context of community school programs. There…

Differences in joint attention are prominent for some children with autism and are often used as an indicator of the disorder. This study examined the joint attention competencies of young children with autism who demonstrated joint attention ability and compared them to children with developmental delays. A total of 40 children with autism and…

Maternal emergent literacy practices during shared-reading interactions with 18-36-month-old toddlers were examined. The investigation of emergent literacy behaviours of both mothers and toddlers investigated included the examination of phonological awareness and written language awareness. Participants included 15 mother-toddler dyads from middle…

Observational data collected in ecologically valid measurement contexts are likely to be influenced by contextual factors irrelevant to the research question. Using multiple sessions and raters often improves the stability of scores for variables from such contexts. Generalizability (G) theory can be used to give researchers important information…