Does the new inspection framework trade off reliability against validity?
Yesterday I saw a thread on Twitter from headteacher Stuart Lock on the pros and cons of the new inspection framework: https://twitter.com/StuartLock/status/1216475275514523648?s=20 In it he discusses the idea that because the previous inspection framework relied heavily on schools' results in national exams in making judgements it managed to be fairly reliable. That is to say, an inspection team inspecting two schools with similar results or that two different inspection teams inspecting the same school would arrive at a broadly similar judgement. In 2015 Ofsted conducted some research on the reliability of it's judgments (the report can be found here). Two independent [...]