Ralph D. Lorenz, Ph.D., is a native of Scotland, but resides in Columbia, Md. He has a B.Eng. in aerospace systems engineering from the University of Southampton, U.K., and a Ph.D. in physics from the University of Kent, U.K. He worked for the European Space Agency in the Netherlands on the design of the Huygens probe to Titan, and for over 15 years has been involved in Mars flight projects and the Cassini spacecraft. He is a Fellow of the Royal Aeronautical Society, the Royal Astronomical Society and the British Interplanetary Society. He has written several books, including Spinning Flight, Space Systems Failures and Lifting Titan’s Veil.