To optimize teacher support, administrators need subject-specific knowledge, skills, and beliefs to lead, not just manage, instructional change. Professional development (PD) is needed with the many roles administrators are already called to fill. In this study, 38 elementary administrators participated in PD in mathematics instructional…

Every campus leader is critical in supporting student achievement, most notably the principal and the often-unnoticed assistant principal (AP). The problem this study addresses is the lack of advancement in the AP's role as an instructional leader in light of educational reform and the demands of the 21st century. To address this issue, the…