Yong Zhao writes here about the international test called PISA, which is used to rank, rate and stigmatize entire national systems of education. Its scores are based on a standardized test, of course, which contains the usual flaws of such tests. His article is called “Two Decades of Havoc.” Scholars have criticized PISA since it … Continue reading Yong Zhao: PISA Is Distorting Education Around the Globe