Frontmatter -- Contents -- 1. Where Do Words Come From? -- 2. The Conventions of a Human Language -- 3. The Evolution of Signals -- 4. Varieties of Biological Information -- 5. The Strange Case of the Chimpanzee -- 6. The Problem of Maladaptive Culture -- 7. The Cumulative Consequences of a Didactic Adaptation -- 8. Meaning, Interpretation, and Language Acquisition -- 9. What's Accomplished in Conversation? -- 10. Recapitulation and Moral -- References -- Index