Background/Context: Blended learning--a learning model in which online learning is combined with faceto- face instruction to provide a more personalized learning experience for students--has shown enormous growth in recent years. Though many policymakers and educators are optimistic about the potential of blended learning to provide the type of…

Through policies like No Child Left Behind, the federal government incentivized the use of student performance data as a core strategy for improving student achievement. The assumption behind these efforts is that data will be used to guide teacher practice and promote high-quality instruction. This study examined how teachers describe using data…