Interview with David Sington  Let me begin with your film, The Shadow of the Moon. The film deals with an important event not just in the American, but also world history. You managed to gather together the surviving crew of the Apollo missions and also showed  previously unseen NASA footage. You are also a self-taught filmmaker… All that means is that I didn’t go to film school. When we went to Sundance, I had to fill in this questionnaire ‘Where did you learn filmmaking?’ Well, ...