But these boundaries have been blurred at least since 1929, when Ramsay Macdonald put George Steward in Downing Street with orders to cultivate selected journalists and so counter the bias of the Tory press barons.
Chief Operating Officer Sheryl Sandberg since she was catapulted onto the global stage, but perhaps none so strange as one told at the U.K. launch party for her book, "Lean In, " hosted by British Chancellor of the Exchequer George Osborne at his official residence in Downing Street this week.