Florida's Broward County Public Schools and the University of Chicago engaged in a Research-Practice Partnership (RPP) to scale teacher practices that support students' critical thinking. As part of the RPP, Jeanne Century's research team conducted research to determine what barriers might limit the spread of these practices. The findings show…

This article describes the conceptual professional development model and implementation activities used in Florida to ensure that scientifically based instructional practices are used within the state's classrooms. It reports on the model and practices that have been implemented and validated through collaboration of research professionals, the…