This is the story of surveillance in Britain and the United States, from the detective agencies of the late nineteenth century to 'wikileaks' and CIA whistleblower Edward Snowden in the twenty-first. Written by prize-winning historian and intelligence expert Rhodri Jeffreys-Jones, it is the first full overview of its kind. Delving into the roles of credit agencies, private detectives, and phone-hacking journalists as well as agencies like the FBI...