The McCartney family, in addition to Paul, left, and Mary, includes her brother James. He’s often the subject of Mary’s photography experiments. ‘He’s got a great sense of humour, and in the past he’s sort of performed well for me before the camera, so I’ve got a lot of nice photographs of him over the years but quite quirky, which I like, they make me smile,’ Mary says.MATT DUNHAM/The Associated Press