America is not Singapore and Singapore cannot be America. So why are we often comparing ourselves to high-performing countries based on international exams? Despite the educational crisis many U.S. schools are facing, Americans should be cautious not to mimic another country's model within our diverse classrooms. We are largely grounded on the…

Stanford education professor Martin Carnoy examines four main critiques of how international test results are used in policymaking. Of particular interest are critiques of the policy analyses published by the Program for International Student Assessment (PISA). Using average PISA scores as a comparative measure of student achievement is misleading…