NAPLAN testing in years 3, 5, 7 and 9 is supposed to improve school standards. But 13 years after it was introduced, it's obvious that NAPLAN distorts students' education, demoralises teachers and entrenches inequality. We talk to Jonathan Sherlock about the issues. Jono is a teacher at Mount Alexander College in Melbourne, a workplace delegate with the Australian Education Union and a member of Solidarity.