45:42

Kripke on Essential Properties

48:59

Kripke and the Causal Picture of Names

46:37

Quine on Carnap on Logical Truth

48:52

Kripke on Rigid Designators

49:12

Kripke on the Descriptive Theory of Names

46:36

Sellars on Foundationalism

45:29

Quine on Modality

50:07

Frege on Sense and Reference