Dr Graham Swinerd is University Visitor within Engineering and Physical Sciences at the University of Southampton. Graham joined the University of Southampton in 1987, and prior to this he was employed by British Aerospace Space Systems, Stevenage. He retired as a Reader in Astronautics in September 2010. Dr Swinerd is the author of ‘How Spacecraft Fly’, and the principal editor of the award-winning standard undergraduate textbook ‘Spacecraft Systems Engineering‘.