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Single Idea 2330

[filed under theme 17. Mind and Body / E. Mind as Physical / 7. Anti-Physicalism / b. Multiple realisability ]

Full Idea

Mental states have vastly diverse physical/biological realizations in different species and structures (e.g. pain in humans and in molluscs), so no mental state can be identified with any single physical/biological state.

Clarification

Because molluscs and humans have different nervous systems

Gist of Idea

If humans and molluscs both feel pain, it can't be a single biological state

Source

report of Hilary Putnam (The Nature of Mental States [1968]) by Jaegwon Kim - Mind in a Physical World n p.120

Book Ref

Kim,Jaegwon: 'Mind in the Physical World' [MIT 2000], p.120


A Reaction

But maybe mollusc and human nervous systems ARE the same in the respects that matter. We don't know enough about pain to deny that possibility.


The 8 ideas from 'The Nature of Mental States'

Neuroscience does not support multiple realisability, and tends to support identity [Polger on Putnam]
If humans and molluscs both feel pain, it can't be a single biological state [Putnam, by Kim]
Temperature is mean molecular kinetic energy, but they are two different concepts [Putnam]
Is pain a functional state of a complete organism? [Putnam]
Functionalism is compatible with dualism, as pure mind could perform the functions [Putnam]
Dispositions need mental terms to define them [Putnam]
Total paralysis would mean that there were mental states but no behaviour at all [Putnam]
Functional states correlate with AND explain pain behaviour [Putnam]