The Future of Freedom Conference candidate. The California Libertarian Alliance sponsored 1977's Future of Freedom Conference. The Future of Freedom II: The 1980s: Freedom or Slavery was held at Cypress College April 19–20, 1980, with a banquet at the Buena Park Holiday Inn. Main speakers included the following: Karl Hess, speechwriter for Senator Barry Goldwater, market anarchist, and author of "Dear America"; Robert Anton Wilson, author of the "Illuminatus! trilogy"; John Hospers, USC philosophy professor; Prof. Arthur B. Laffer, economist and originator of the "Laffer Curve"; John Matonis, tax-resistance attorney; J. Neil Schulman, science fiction writer of "Alongside Night"; David Bergland, attorney and Vice Presidential
To each according to his contribution concept also formed the basic definition of socialism for its pre-Marxist proponents, including Ricardian socialists, classical economists, and individualist anarchists. "To each according to his contribution" was a concept espoused by many members of the socialist and labor movement. Examples of this can be found from Ferdinand Lassalle's and Eugen Dühring's statements to Leon Trotsky's writings. However, it was Vladimir Lenin, inspired by Marx's writing on the subject in his "Critique of the Gotha Programme", who claimed the principle to be a fundamental element of socialism within Marxist theory. Libertarian socialist thinkers, such as American anarchist Benjamin Tucker, defined socialism