Read was an activist who founded the Foundation for Economic Education, a free-market and anti-socialist nonprofit and educational organization.
Rousseau is regarded as a great political philosopher and contractarian, though his ideas for society often rely on a basis of coercive liberty.
Joseph Schumpeter was an influential 20th century economist who staunchly defended capitalism and the cycle of innovation and growth it creates.
Nassau William Senior was an important British economist who contributed to theories of utility, political economy, and value.
The Third Earl of Shaftesbury, Cooper was a statesman and philosopher with an interest in individualism and the natural harmony of interests.
Sidney was a fervent republican whose philosophy and politics, as well as his eventual martyrdom, influenced democratic revolutionaries who followed him.
Simon was an American economist who wrote on the ways in which human innovation and efficiency makes population growth a net benefit for production.
Thomas Sowell is an economist and social theorist who has written and taught on the topics of human achievement, free markets, race, and culture.
Spencer was a major influence on 19th century liberalism. His work on evolutionary theory and social order made him one of the first sociologists.
Lysander Spooner was a legal and political theorist favoring individualist anarchy. He is best known for his activism as an abolitionist.
Max Stirner was a German writer who presented a case for egoism and freedom that influenced many individualist anarchists after him.
William Graham Sumner was an economist and sociologist. He is known for his staunch opposition to American imperialism and dedication to individualism.
Thomas Szasz was an influential writer who opposed involuntary or coercive hospitalization for those deemed “mentally ill,” a label he challenged.
Henry David Thoreau is best known for his essays on naturalism and on non-violent disobedience against repressive government policy and coercion.
Alexis de Tocqueville was a scholar and statesman known for his analysis of the French Revolution’s failures and the problems of government intervention.
Destutt de Tracy was a social and political theorist known for coining the term “ideology,” though he used it to explain liberal philosophy.
Tucker was the editor of the periodical, Liberty, which was dedicated to spreading Tucker’s ideas about individualist anarchism.
Tullock contributed to the start of the public choice school of economics and countered status-quo arguments about the role of government in the market.