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Gary Dean Quesenberry

Gary Quesenberry is a US Army veteran and a career Federal Air Marshal. As a defensive tactics trainer for Federal and civilian services, he has devoted his life to studying the areas of violence and predatory behavior. Gary serves as the CEO of Quesenberry Personal Defense Training and has developed numerous basic and advanced level training courses focused on mental toughness, marksmanship, and defensive tactics. As a competitive pistol shooter, Gary has been featured on the History Channel...See more