by Andreas SchleicherDirector, OECD Directorate for Education and SkillsClaudia CostinSenior Director, Education Global Practice, World BankSince 2000, the OECD Programme for International Student Assessment (PISA) has been measuring the skills and knowledge of 15-year-old students in over 70 countries. PISA does not just examine whether students have learned what they were taught, but also assesses...
