“…2 In 1 or 2 days between the 5th and 6th weeks, teachers were expected to analyze data, develop, and implement an instructional response and test for mastery. As the two articles about data use at the school and individual level suggest, there was extensive variation in how these steps were enacted across schools (see Blanc, Christman, Liu, Mitchell, & Travers, 2010/this issue, and Nabors Oláh, Lawrence, & Riggan, 2010/this issue). The Philadelphia Benchmarks were consistent with Perie and colleagues' (2007) definition of an interim assessment, in that they "(1) evaluate students' knowledge and skills relative to a specific set of academic goals, typically within a limited time frame, and (2) are designed to inform decisions at both the classroom and beyond the classroom level" (p. 4).…”