Rose Wilder Lane was an author and reporter who became one of the most prominent libertarian women writing in the 20th century.
Robert LeFevre was an American businessman, radio personality, and libertarian theorist. LeFevre was the founder of the Freedom School, an institution designed to educate people about libertarian philosophy and free market economics.
Childs, a writer and speaker of the libertarian movement in the 1960s and 1970s, also popularized the anarcho-capitalist movement of libertarian thought.
The nonaggression axiom or principle mandates that individuals do not use physical force against others or their property, except for retaliation.
Robert LeFevre established educational programs and supported publications that aimed to spread and popularize libertarian ideas.