1. Whatever happened to deontic logic?

   • Peter T. Geach

   OriginalPaper Pages: 1 - 12

2. A logic for all questions?

   • David Harrah

   OriginalPaper Pages: 13 - 31

3. How easy is Akrasia?

   • David Pears

   OriginalPaper Pages: 33 - 50

4. Chess as a model of language

   • L. Jonathan Cohen

   OriginalPaper Pages: 51 - 87

5. Skepticism and prior probabilities

   • Keith Lehrer

   OriginalPaper Pages: 89 - 93

6. Multiple quantifiers and Hintikka's logic of perception

   • Gregory Mellema

   OriginalPaper Pages: 95 - 103

7. Comments and replies

   • Jaakko Hintikka

   OriginalPaper Pages: 105 - 119

8. The Philosophy of Karl Popper Part III. Rationality, Criticism, and Logic

   • W. W. Bartley III

   Critical Study Pages: 121 - 221