Fewer than 20 states require middle grades certification; in most states, credentials overlap so that both elementary and secondary certified teachers may teach in the middle grades. Moreover, in many urban districts, getting teachers for the middle grades is a challenge. Despite this crazy-quilt of certifications and a growing body of work on…

This article explores central elements that facilitate successful mathematics professional development in urban secondary schools through a case study of one long-term effort. The following research question guided this study: How can schools structure professional development that supports teacher learning and addresses the complex realities of…

This report is a follow-up to "Gaining Ground in the Middle Grades" (Williams, Kirst, Haertel, et al., 2010). That study specified a comprehensive set of actionable practices that differentiated higher academic achievement among 303 middle grades schools in California. In doing so, the study provided a compelling and coherent account of…