If things had turned out differently, Tom Dolphin would now be a Labour MP, sitting on the government’s backbenches and supporting Wes Streeting, the health secretary. Instead he is the newly elected chair of the British Medical Association, the UK’s main doctors union. He had chaired Butler’s constituency Labour party. “Sometimes people draw a connection between the Labour party stuff I’ve done in the past and say ‘the BMA is a trade union’. With new strikes looming, what lessons does Dolphin draw from that campaign; that strikes succeed?