Background and Aims: The reliability and validity of an intervention can be improved by checking treatment fidelity (TF). TF methods identify core components of an intervention, check their presence (or absence) and identify threats to fidelity. The Virtual Elaborated Semantic Feature Analysis (VESFA) intervention comprised individual sessions of…

Involving typically developing (TD) children in delivering interventions can be an effective strategy conducive to long-lasting and generalized behavior changes for their siblings with autism spectrum disorder (ASD). In this study, we recruited two sibling dyads and investigated the extent to which TD children could deliver the model-lead-test…

READ 180 was adopted by a school district in Southern Alabama (SDSA) in response to students' low state reading and comprehension scores statewide. However, after years of implementation, it is unclear whether the READ 180 curriculum and the instructional practices characteristics of the READ 180 have been implemented with fidelity across district…