Few people choose to be rude to their granny: more often than not, she will have a very special place in their heart. Prince Harry has the additional exceptional experience of having a grandmother who at 94, is also the working Queen of the United Kingdom and one of the most respected women in the world. He spoke movingly about her a few years ago as we chatted about his life when I was writing his biography.  He told me how much he admired her, and of his sense of duty to support her, particularly when she cut down on