Nathan spent 7 years as an experimental archaeology instructor at an archaeological and foraging lifeways school in West Texas and has traveled from Alaska to the Amazon to test the foraging potential of a diverse number of bioregions. He served as a consultant and trainer for Discovery Channel's "I, Caveman" and the Big Bend episode of "Man vs. Wild." After losing work due to the recession, he fulfilled a lifelong dream of personally living off the land and spent 8 years as a full-time subsistence hunter, trapper, forager and artisanal commercial fisherman. He has completed 2 challenges on Discovery's "Naked and Afraid": 21 days in Brazil (2019) and 40 days in Colombia (2024) He currently spends as much time as possible wandering and exploring the deserts and mountains of the southwestern United States.