The deputy prime minister confirmed his 11-year old son Antonio will start at the London Oratory school in September.

BBC: Nick Clegg's son to go to London Oratory Catholic school

Interviewing is already against the existing code of practice but a test case involving the Roman Catholic London Oratory school showed this was unenforceable.

BBC: group scene at city academy

In his first column for the newspaper, Mr Woodhead said that Mr Blair, despite having sent his own children to the "deeply traditional" London Oratory School, had been unwilling to drive through the reforms needed to improve the rest of the sector.

BBC: Woodhead savages Labour's policies