Five figures starred in Radicals for Capitalism by Brian Doherty: Mises, Hayek, Friedman, Rand, and Rothbard. But, by the 1970s the irrepressible Rothbard became the indisputable Mr. Libertarian. An erudite, brilliant intellectual, Rothbard's strategic vision to make the libertarian movement thrive and grow is credited with the robust growth that has occurred.