Liberty and Responsibility in the Writings of Isaiah Berlin
Isaiah Berlin is one of the most widely cited and well-known thinkers who focused on liberty during the twentieth century. Berlin famously created the categories of "positive" and "negative" liberty and argued for a more practical approach to achieving greater freedom in the world.
Berlin, Isaiah. Four Essays on Liberty. Oxford and New York: Oxford University Press, 1969.
Berlin, Isaiah. The Crooked Timber of Humanity. London: Fontanna Press, 1990.
Berlin, Isaiah. The Proper Study of Mankind: an Anthology of Essays. Edited by H. Hardy and R. Hausheer. London: Pimlico, 1998.
Carr, E. H. What is History?. London: Penguin Books, 1987.
Crowder, G. "Gray and the Politics of Pluralism." Critical Review of International Social and Political Philosophy 9, no. 2 (2006): 171-188.
Crowder, G. "Two Concepts of Liberal Pluralism." Political Theory 35 (2007): 121-146.
Gray, John. Enlightenment’s Wake: Politics and Culture at the Close of the Modern Age. London and New York: Routledge, 1995.
Hayek, Friedrich A. The Collected Works of F. A. Hayek, Volume X: Socialism and War. Edited by Bruce Caldwell. Chicago: The University of Chicago, 1997.
MacFarlane, L. J. “On Two Concepts of Liberty.” Political Studies 14 (1966): 77-81.
Nozick, Robert. Anarchy, State, and Utopia. Oxford: Blackwell Publishing, 1974.
Rothbard, Murray N. The Ethics of Liberty. New York: New York University Press, 1998.