David Lewis

American philosopher (1941�2001), known for modal realism and metaphysics.

Key Contributions:

• Developed modal realism.
• Contributed to metaphysics and philosophy of language.
• Influenced analytic philosophy.

Interacting Concepts & Works:

• Modal Realism (core concept)
• Metaphysics (possible worlds)
• Quine (analytic influence)
• Philosophy of Language (semantics)
• Analytic Philosophy (tradition)