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…

Data have long been considered a key factor in organizational decision-making (Simon, 1955; Lindblom & Cohen, 1979). Data offer perspective, guidance, and insights that inform policy and practice (Newell & Simon, 1972; Kennedy, 1984). Recently, education policymakers have invested in the use of data for organizational improvement in states…