Brian Duff, the founder of Mind 4 Survival, brings a wealth of experience in tactical and preparedness training. With a background that includes service as an Army Ranger with the 3rd Ranger Battalion, overseeing security at major U.S. diplomatic facilities in Iraq, and working with the Department of State's Diplomatic Security Special Operations Division, Duff offers extensive expertise in security and survival. He has also served as a paramedic and remote medic in various conflict zones. His podcast and upcoming book, *Mind4Survival*, focus on preparedness and security.