This article reports on the results of a mixed method case study investigating the relationship between professional learning community (PLC) activities and teacher improvement in a first-year middle school. Data were collected from core academic sixth, seventh, and eighth grade teachers using a professional development survey, teacher interviews,…

Although the federal No Child Left Behind (NCLB) Act requires that classroom teachers be highly qualified, the assumption that achieving the highly qualified endorsement equates to teacher effectiveness in the classroom is unverified. The purpose of this study was to compare the effect of teacher qualification, as defined by the NCLB Act and…