Confusion: a study in the theory of knowledge

I Material Falsity 1. Thinking One Thing Is Another 2. A Little History II What Confusion Is 3. Fred and the Ant Colony 4. The Semantic Use of Psychological Language III A Little Logic 5. Ambiguity 6. Humoring IV Truth-Valuing 7. Calibration 8. Failure to Refer 9. How You Convince People--Including Yourself--of the Theory of Descriptions 10. Trying to Predicate Existence V A Logic for Confusion 11. Explicating 12. Good Advice 13. How Fred Should...