Making PISA more relevant to more of the world

In 2014, we set out to make PISA more relevant and accessible to middle-and-low-income countries. Since launching in 2000, PISA has expanded to include more than 80 participating countries, and is today seen as the global yardstick for educational success. But as more countries joined PISA, it became apparent that the nature and methods of assessment needed to cater to a larger and more diverse set of countries. More...