by Anthony Fisher | Jul 10, 2018 | Letter of the Month
Lewis’s recipient – John Coker – was a student of Alvin Plantinga at Notre Dame in the 1980s. Coker wrote a paper arguing that modal realism, with Lewis’s added trappings of concrete worlds, no overlap, qualified principle of recombination, etc, is...
by Anthony Fisher | Jun 19, 2018 | Letter of the Month
In this letter, Lewis provides comments on a draft of Colin McGinn’s 1980 Functionalism and Phenomenalism: A Critical Note. Australasian Journal of Philosophy 58 (March):35-46. This letter is important for understanding Lewis’s theory of mind but also for...
by Anthony Fisher | Jun 30, 2017 | Letter of the Month
June’s letter of the month concerns various connections between modal logic and ordinary language. Does modal logic have its own source of intuitions? Is modal logic or ‘modal language’ as philosophers conceive of it a thing of its own? What is it exactly? In this...
by Anthony Fisher | May 31, 2017 | Letter of the Month
Soon after the publication of David Lewis’s On the Plurality of Worlds it received reviews in many journals by leading philosophers. In this letter Lewis replies to Philip P. Hanson’s 1986 review from Philosophy in Review, vol. 6, pp. 498-500. Lewis reacts...
by Anthony Fisher | Mar 31, 2017 | Letter of the Month
David Lewis famously proposed that counterpart theory can substitute quantified modal logic. He argued that instead of formalising modal discourse using modal operators we can stick with first-order predicate logic with identity so long as we introduce talk of...