Eustace Robinson Conway IV is an American naturalist and the subject of the book The Last American Man by Elizabeth Gilbert. He has also been the subject of Adventures in the Simple Life by Sarah Vowell on the weekly radio show This American Life with Ira Glass. He is the owner of the 1,000-acre (4.0 km2) Turtle Island Preserve in Boone, North Carolina. He was a featured personality on the History channel show Mountain Men.