Jack Mundey was a builders labourer at a time when conditions in the building industry were appalling. Buildings were becoming taller and more dangerous work practices were increasing. Of the riggers who used to ride the crane loads of steel up to the multi-storey buildings, 14 were killed in a single year. Jack and a group of the rank and file formed a committee to civilise the industry and improve worker's rights. To ensure success they needed to win control of the union. O