Marc Piopiunik The OECD’s Programme for International Student Assessment (PISA) continually illustrates how the reading, science and mathematics performance of 15-year-olds differs across countries. Differences in teacher quality are commonly cited as a key determinant of these huge differences. In...
Eemer Eivers For many, December means Christmas, but for those interested in International Large-Scale Assessments (ILSAs), it is a Christmas of another sort. December is traditionally when ILSA results are released and we get to play with our new toys...
Rolf V. Olsen and Sigrid Blömeke Large-scale international assessments studies (ILSA) are regarded as important sources for monitoring educational quality in many countries. The results from the studies are frequently cited in policy documents and they are regularly used as...
