Frege: semantic value and reference -- Frege and Russell: Sense and definite descriptions -- Sense and verificationism: logical positivism -- Scepticism about sense: (I) Quine on analyticity and translation -- Scepticism about sense (II): Kripke's Wittgenstein and the sceptical paradox -- Saving sense: responses to the sceptical paradox -- Sense, intention, and speech acts: Grice's programme -- Sense and truth: Tarski and Davidson -- Sense, world, and metaphysics.