Author Archives: John N. WILLIAMS

SOSA’S SAFETY NEEDS SUPPLEMENTING, NOT SAVING: A REPLY TO COMESAÑA AND MCBRIDE (pages 343-351)

John N. WILLIAMS ABSTRACT: Juan Comesaña argues that Halloween Party shows that Sosa’s (2002) disjunctive safety condition on knowledge is too strong. Mark McBride agrees, and proposes a modification to that condition in order to evade Halloween Party. I show that that Halloween Party is not a counterexample to Sosa’s disjunctive safety condition. However the condition, as well as McBride’s modification ... Read More »

STILL STUCK ON THE BACKWARD CLOCK: A REJOINDER TO CLARKE, ADAMS AND BARKER (pages 243-269)

John N. WILLIAMS ABSTRACT: Neil Sinhababu and I presented Backward Clock, an original counterexample to Robert Nozick’s truth-tracking analysis of propositional knowledge. In their latest defence of the truth-tracking theories, “Methods Matter: Beating the Backward Clock,” Murray Clarke, Fred Adams and John A. Barker try again to defend Nozick’s and Fred Dretske’s early analysis of propositional knowledge against Backward Clock. ... Read More »

THERE’S NOTHING TO BEAT A BACKWARD CLOCK: A REJOINDER TO ADAMS, BARKER AND CLARKE (pages 363-378)

John N. WILLIAMS ABSTRACT: Neil Sinhababu and I presented Backward Clock, an original counterexample to Robert Nozick’s truth-tracking analysis of propositional knowledge. Fred Adams, John Barker and Murray Clarke argue that Backward Clock is no such counterexample. Their argument fails to nullify Backward Clock which also shows that other tracking analyses, such as Dretske’s and one that Adams et al. may ... Read More »

STILL A NEW PROBLEM FOR DEFEASIBILITY: A REJOINDER TO BORGES (pages 83-94)

John N. WILLIAMS ABSTRACT: I objected that the defeasibility theory of knowledge prohibits you from knowing that you know that p if your knowledge that p is a posteriori. Rodrigo Borges claims that Peter Klein has already satisfactorily answered a version of my objection. He attempts to defend Klein’s reply and argues that my objection fails because a principle on which ... Read More »

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