Early intervention (EI) teams can use Implementation Science to choose, implement, and sustain the use of evidence-based strategies and programs. Smith et al. (2014) described Implementation Science as "the study of the processes needed to bring new practices into widespread use" (p. 4). Programs work through four stages: exploration,…

The purposes of "Guidelines for Serving Students with Specific Learning Disabilities in Educational Settings" are to: (1) Update previous guidance on serving students with specific learning disabilities (SLD); (2) Provide guidance on the implementation with fidelity of the Response to Intervention (RTI) models as well as the discrepancy…

The idea that validity should be considered a property of inferences, rather than of assessments, has developed slowly over the past century. In early writings about the validity of educational assessments, validity was defined as a property of an assessment. The most common definition was that an assessment was valid to the extent that it…