Freedom Circle an extensive online reference on topics of freedom and liberty, human life and rational thought, and the economic, legal, political and other aspects conducive to freedom.
Institute for Humane Studies assists undergraduate and graduate students worldwide with an interest in individual liberty.
International Society for Individual Liberty ISIL is a network of individuals and associations in over 90 countries, and homebase for Laissez Faire Books -- the finest collection of book's on freedom in the world.