It’s very welcome news that Amanda Spielman is going to support an Ofsted ‘research push’ as reported here in Schools Week.  The publication of results of an initial trial is a step in the right direction. In my ‘Gimme some truth‘ blog at the end of 2014,  I complained about the lack of any validity … Continue reading →https://teacherhead.com/2017/03/11/ofsted-reliability-trials-some-suggestions/