Photograph by Robin Gillanders. Angus and Patricia Macdonald have collaborated for over twenty years on the record and interpretation of the history and current state of the environment and of cultural landscapes, using aerial photography as the main tool. Their partnership, Aerographica, works from a sound basis of research and maintains a substantial archive of relevant aerial images. They are the authors, jointly or singly, of ten books, five of which are based on aerial photography. Angus and Patricia Macdonald and their Aerographica partnership are based in Edinburgh and East Lothian.