England's top rated schools are the "blind spot" in the education system and that needs to change, the chief inspector of schools has said.
Amanda Spielman said the move, in 2011, to exempt outstanding schools from routine inspections meant some had not been inspected for over a decade.
This was unpopular with parents and teachers and meant changes in school quality and safety could be missed.
The government said outstanding schools were held to account in other ways.
Ms Spielman said: "85% of teachers agree that exemption…