1. Two Concepts of Liberty
2. Berlin, Isaiah, ‘Introduction’, in Isaiah Berlin, Liberty, ed. Henry Hardy (Oxford: Oxford University Press, 2002 [1969]), 3–54.
3. Berlin, Isaiah, and Steven Lukes, ‘In Conversation with Steven Lukes’, Salmagundi, 120:2 (1998), 52–134.
4. Berlin, Isaiah, Freedom and its Betrayal. Six Enemies of Human Liberty, ed. Henry Hardy (London: Pimlico, 2002).
5. Berlin, Isaiah, Enlightening: Letters 1946–1960, ed. Henry Hardy and Jennifer Holmes (London: Pimlico, 2011).