A frequent lecturer on Middle East culture, military history, cultural property protection, antiquity smuggling and terrorism. His lectures, articles and books have been translated into Arabic, Estonian, French, German, Greek, Italian, Portuguese and Spanish. Chris is the co-author (with Joris Kila, Ph.D) of the following books: The Wicked Problem of Cultural Heritage and Conflict: Military Involvement in the Protection and Devastation of Cultural Property El Patrimonio Cultural y su Problema Perverso en Tiempos de Conflicto: Participación militar en la protección y devastación de bienes culturales (Spanish) Il Malvagio Problema Del Patrimonio Culturale E Del Conflitto: Coinvolgimento militare nella protezione e nella devastazione della Proprietà Culturale (Italian) Le Wicked Problem Du Patrimoine Culturel Et Les Conflits: Implication Militaire Dans La Protection Et La Devastation Des Biens Culturels (French)