the mayor of liverpool , claimed £ 4,500 per year from chesterfield high school , merseyside , despite doing nothing for pupils .
a labour mayor who campaigned against austerity while being paid an £ 80,000 salary took £ 4,500 per year from a school where he previously worked , despite doing nothing for pupils .
joe anderson , 56 , the mayor of liverpool , attempted to justify the payments by saying he was being punished for a ` philosophical belief ' in public service .