Glenn McGovern is currently a senior investigator for one of the largest district attorney‘s offices in California. Over his 20-plus year career he has worked as a Special Deputy U.S. Marshal, police officer, deputy sheriff, and law enforcement specialist. He is the author of Targeted Violence: A Statistical and Tactical Analysis of Assassinations, Contract Killings, and Kidnappings (CRC Press, 2010). He also has authored several articles dealing with intelligence, targeted attack analysis, and SWAT-related subjects in periodicals, such as Law and Order, The Counter Terrorist, Police, and the Journal of Counterterrorism & Homeland Security International. He also speaks on the issue of protective operations, specifically situational awareness, operational security, surveillance detection, and the tactics employed in these types of attacks.