David Owen has worked as a contributing science writer for the Observer, Sunday Times and Daily Telegraph, and is the author of numerous books on the subjects of military history, and forensic science and technology. These include Criminal Minds, an exploration of the art of crime profiling, and Hidden Evidence: Forty true crimes and how forensic science helped solve them. David researched, wrote and jointly produced Dirty Tricks, a four-part radio series on the techniques of military deception, which was chosen by the British Imperial War Museum for its media military history archive. He has just completed a long-term research and writing project for the United States Naval institute