Although the Universal Design for Learning (UDL) Framework has been effective in designing tools and lessons, implementation of the Framework to design entire learning environments possesses its own limitations in research. This paper describes a quasi-experimental study of the effects of a professional development program on teachers'…

This article describes the challenge of engaging educators in professional development (PD) that is timely and relevant to their work, and effective in stimulating instructional changes to improve student learning. The authors highlight the competing needs and goals for PD that create tensions among the external accountability demands, school…