Contemporary philosophy · 1932–

Searle

Searle insists that manipulating symbols by rules is not yet understanding them, and that minds are biological phenomena with genuine intentional content.

Searle in a shaded warm-grey editorial portrait, holding a muted-gold card marked with the dark Chinese character for heart-mind.

John Searle is an American philosopher known for work on speech acts, intentionality, social reality and consciousness. His Chinese Room thought experiment became a leading objection to the claim that running the right computer program is sufficient for understanding.

MindAgencyKnowledge

The question he enters

The question Searle enters

Could a system produce every correct answer while understanding none of the symbols it uses?
Philosophy of mindPhilosophy of mindThe study of consciousness, mental states and their relationship to bodies and the physical world.Philosophy of languagePhilosophy of languageThe study of meaning, reference, communication and the relationship between language and reality.Biological naturalismBiological naturalismSearle's view that consciousness is a real, subjective biological feature produced by the brain.

The central move

Syntax is not sufficient for semantics

In the Chinese Room, a person follows formal rules to produce appropriate Chinese responses without understanding Chinese. Searle concludes that implementing a program does not by itself generate intentionality; conscious mental states depend on the causal powers of biological systems, not computation considered only as symbol manipulation.

Key ideas

Terms that carry the argument.

Chinese Room
A thought experiment designed to show that rule-following symbol manipulation can occur without understanding.
Syntax and semantics
Formal structure and rules do not alone supply the meaning or intentional content that minds possess.
Biological naturalism
Consciousness is a real, higher-level biological feature caused by brain processes and not reducible to a computer program.
Speech acts
Utterances can perform actions such as promising, ordering and declaring under social conventions.

Where the view strains

Objections and limits.

The whole system may understand

The systems reply argues that understanding belongs to the room-plus-rules as an organised whole, not to the person handling symbols.

Biological causation remains underspecified

Saying that brains cause consciousness does not yet explain which causal powers matter or whether another material could reproduce them.

Philosopher Compendium

Agreement is a poor substitute for understanding the move.

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