Ed Calderon was a police officer in Baja California, Mexico for 12 years, working in counter-narcotics and organized-crime units in the northern border region of Mexico. During this time, he witnessed gun smuggling and narcotics smuggling.
He has since worked with the FBI, Navy SEALS, and Mexican and United States intelligence service agents, doing security consulting. He specializes in anti-abduction training, edged-weapon training, and executive-protection work.