This philosopher argued for the coherence of relative truth value of propositions in his 2001 book Invariances. The counterfactual “if it were the case that not P, S would not believe that P” appears as (15[1])the third of four conditions for knowledge in a text by this philosopher. A thought experiment by this philosopher uses the premise that “we want to be a certain kind of person” to argue that we have reason not to want to plug (15[1])into an (*) “experience machine.” This philosopher formulated a truth-tracking theory of knowledge in Philosophical Explanations and imagined (10[1])1 million people paying 25 extra cents to watch Wilt Chamberlain in a book refuting A Theory of Justice by John Rawls. For 10 points, name this American philosopher who argued for a minimal state in Anarchy, State, and Utopia. ■END■