Dr Henry Prunckun is a former government intelligence officer who spend twenty-eight years in various operational fields, including those that conducted surveillance and reconnaissance. He is now Associate Professor of Intelligence Analysis at Charles Sturt University, Sydney. He is the author of numerous books on secret intelligence, including the Scientific Methods of Inquiry for Intelligence Analysis (Rowman & Littlefield, 2014), Intelligence and Private Investigation (Charles C Thomas, 2013), and Counterintelligence Theory and Practice (Rowman & Littlefield, 2012).