Born in Edinburgh, Jack Grierson grew into an activist on a Clydeside soapbox in his teens advocating improvements in the lives of the poverty stricken shipbuilders struggling to make ends meet in early 20th century Scotland. The Great War took him into the Royal Navy and thence to university where a degree in moral philosophy saw him move to Chicago. This was at a time when Capone and prohibition dominated the city and when he fell in with journalist Walter Lipman. It was with him that Grierson decided that he must find a way to harness the increasing power of mass communication to get his…