In Reign of Error : The Hoax of the Privatization Movement by Diane Ravitch
On Twitter @DianeRavitch ISBN 978-0-385-35088-4 (0-385-35088-0)
“Trying to raise America’s test scores in comparison to those of other nations is worse than pointless. It looks to be harmful, for the only way to do it is to divert time, energy, skill and resources away from those other factors which propel the U.S. to the top of the heap on everything that matters: life liberty, and the pursuit of happiness.”
They are the world’s most trusted education league tables. But academics say the Programme for International Student Assessment rankings are based on a ‘profound conceptual error’. So should countries be basing reforms on them?