Raised from a young age to continue the philosophical tradition of Benthamite utilitarianism, John Stuart Mill contributed to philosophy of science and ethics.
Lord Acton was a 19th century politician, historian, and writer best remembered for his commentary on the corrupting influence of power.
Richard Cobden was the premiere advocate of free trade in 19th century Britain.
Edward Coke was a great English jurist, scholar, and reformer. He opposed absolute monarchy and promoted the common law.
Swiss-born thinker, politician, author, and activist Benjamin Constant defended freedom in France against the ancien regime, the Terror, and Napoleon.
Born into slavery, Frederick Douglass became a prominent abolitionist and advocate of women’s rights.
Erasmus, a great Renaissance scholar, was a champion of peace and religious toleration.
Hugo Grotius, a 17th century Dutch legal scholar and philosopher, was the father of modern international law and a staunch opponent of war.
Friedrich A. Hayek was a Nobel Laureate economist. He contributed to our understanding of free market economies and free societies generally.
Martin Luther King, Jr. was a prominent activist in the civil rights movement, a spectacular orator, and a practitioner of nonviolent resistance.
Rose Wilder Lane, journalist and author, was one of the founding mothers of modern American libertarianism.
17th-century pamphleteer, organizer, and dissident John Lilburne was an important early voice for liberty, especially in matters of criminal justice.
John Locke was an Enlightenment philosopher who developed a social contract theory of natural rights and government.
James Madison was the fourth President of the United States and was the chief architect of the United States Constitution.