By Saskia Rowlands A primary school teacher who sleeps in his car has spoken of his ordeal as the number of homeless professionals surges alarmingly. Government figures reveal 18,530 working people now have nowhere to call home – 40% more than in 2020. They include nurses and teachers like John, who we have given a false name. The dad of young kids started sleeping in his estate car 12 weeks ago, after a divorce left him facing unmanageable debt. He told us: “In order to see my children, I was borrowing to pay the rent and maxed out credit cards to cover living expenses. It got to a point wher…