Diagnostic classification models (DCMs) classify examinees based on the skills they have mastered given their test performance. This classification enables targeted feedback that can inform remedial instruction. Unfortunately, applications of DCMs have been criticized (e.g., no validity support). Generally, these evaluations have been brief and…

PISA is an extremely influential large-scale assessment, and its "policy lessons" are being incorporated in a range of nations all over the world. In this paper I argue that not only is PISA influencing policies and practices, but also that "seeing like PISA" is becoming a widespread phenomenon. Globally, education…