Despite evidence that tiered instruction within response to intervention (RTI) frameworks is important for students with reading difficulties, no complementary professional development (PD) research demonstrates how teachers can develop knowledge necessary to implement coordinated evidence-based instruction across instructional tiers. One…

The adoption of highly scripted curricular programs to promote literacy has become increasingly widespread. Little is known, however, about the extent to which teachers implement these programs as prescribed or, instead, make adaptations to the curriculum and its delivery. Even less is known about teachers' reasoning behind this decision-making.…

Enhancing all students' academic performance continues to be a national priority, and although achievement gains have been made overtime, shortfalls in mathematics learning for students with disabilities (SWD) remain. Research reveals that a substantial portion of the variability in students' mathematics achievement gains is due to the teacher. To…

This article describes the development, implementation, and second-year evaluation of Project Autism Competencies for Endorsement (ACE), a web-based professional development (PD) program that is designed to train teachers currently working in the field to meet the unique and diverse needs of children with autism spectrum disorders (ASDs). A…