Dino Garner served in the 1st Ranger Battalion, 75th Ranger Regiment. He founded two international private security firms, conducting 220+ missions across three continents and 30+ counter-poaching operations against wildlife trafficking networks in southern Africa. He trained as a biophysicist at USC (doctoral research in neurobiology and biophysics), Duke Medical Center, and Scripps, on NSF and NIH graduate fellowships. He is the founder and principal of CRUCIBEL LLC in Bozeman, Montana, mentors at the Three Rangers Foundation, and writes on defense and government policy for CrucibelJournal.com.