Paul Kennedy is J. Richardson Dilworth Professor of History and director of International Security Studies at Yale University. He is the author or editor of more than twenty books. His best-known work, The Rise and Fall of the Great Powers, provoked intense debate on its publication thirty-five years ago and has been translated into more than twenty languages. Ian Marshall was a fellow and past president of the American Society of Marine Artists as well as a member of the Royal Society of Marine Artists.