You've heard of Elon Musk, but what about his Canadian grandfather? Did grandson model himself on the great man of family lore? Joshua Haldeman's authoritarian, top-down vision for a "perfect society" was so radical, the government arrested him for sedition. So he moved his family to a place more tolerant of his intolerance.... apartheid-era South Africa. Decide for yourself: how familiar is Elon's worldview? Jacob Silverman is also the author of Gilded Rage: Elon Musk and the Radicalization of