The third victim of the Nottingham attack has been named as Ian Coates by his employer, the L.E.A.D. Academy Trust, which said he was a "beloved and respected member of the Huntingdon Academy staff".
In a statement Ross Middleton, executive headteacher at Huntingdon Academy and Warren Academy, said: "Ian was a much-loved colleague who always went the extra mile for the benefit of our children and will be greatly missed. As a school community, it will take time to process this deeply upsetting news. We wish to extend our sympathy and condolences to all those affected by yesterday's tragic events."
Diana Owen, chief executive of the L.E.A.D. Academy Trust, said: "I am deeply shocked and saddened to hear about this tragic news. Ian was a beloved and respected member of the Huntingdon Academy staff. My thoughts are with his family and friends during this extremely sad time."