TB: The Hard Problems (Alison)

Core Thesis

John's own essay. Chalmers' Hard Problem of consciousness (how subjective experience arises from the physical world) is not an isolated mystery but one of six, arranged as three Hard/Dual pairs spanning consciousness, mathematics, and physics. The move that matters: the "Dual Problem" — how objective understanding of the physical world arises from pure subjective experience — has already been operationally solved (science works) without ever being philosophically resolved. This is offered as a model for how the Hard Problem will likely be handled: side-stepped, made into a philosophical curiosity rather than a blocker to explanatory progress.

Key Takeaways

The Dual Problem (John's framing)

  • Subjective conscious experience is the only thing we have direct, immediate access to. The physical world is inferred, not given.
  • This immediately suggests a dual to Chalmers: how can an objective description of the physical world arise from pure subjective consciousness?
  • We have effectively achieved the Dual Problem — inter-subjective physics, predictive science — without philosophically resolving it. We take it for granted and proceed.
  • The empirical success of the Dual Problem's "solution" without a philosophical solution is the core evidence for John's meta-claim.

Side-stepping as a mode of resolution

  • "Not so much solved as side-stepped, made into a philosophical curiosity rather than a blocker to explanatory power."
  • This is how deep problems have historically been resolved in physics and math — not frontal assault, but reframing until the original question loses explanatory load.
  • The Hard Problem will plausibly follow the same trajectory: neuroscience and philosophy of mind will continue to make progress, and at some point the Hard Problem will be a curiosity rather than a gate.

The Six Hard Problems (three Hard/Dual pairs)

Consciousness — Chalmers

  • Hard Problem: How can subjective experience arise from the physical world?
  • Dual Problem: How can an objective description of the physical world arise from subjective experience alone?

Mathematics / Physics — Wigner

  • Hard Problem: Why is math so unreasonably effective at describing the physical world?
  • Dual Problem: How can the (finite) physical world give us access to mathematical truth?

Mathematics / Mind — Plato

  • Hard Problem: How can mathematical truth arise / be discovered from subjective experience alone?
  • Dual Problem: (Assuming we bypass the Hard Problem as we did the Dual Problem…) Why is math so unreasonably effective at describing our subjective experience?

The meta-claim: a legacy of mysteries

  • None of the six is obviously harder than the others. Several have been effectively side-stepped already.
  • The right frame is not "insurmountable barrier" but "legacy of deep mysteries we've been struggling with for 2000 years, and will continue struggling with, while still making progress in physics, math, and consciousness."
  • Anti-defeatist posture: mysteries are background, not walls.

Structural observation

  • The three Hard/Dual pairs share a structure: a third-person description (physics, math) and a first-person access (subjective experience, mathematical intuition), with the question being how each reveals or supervenes on the other.
  • The recurrence of this structure across domains is itself a clue — possibly a common limit of what any third-person formalism can say about the first-person perspective that produces the formalism.

Mental Models

  • The Map is Not the Territory — third-person formalisms (physics, math) are maps of a territory we can access only through first-person experience; the Hard/Dual pattern is the recurring asymmetry between map and territory across domains
  • The Bentham Horizon — the structural blindness of reductionism to the first-person residue is exactly what shows up as Chalmers' Hard Problem
  • Inversion — the core move of the essay: invert Chalmers to generate the Dual Problem, then use its empirical resolution as evidence about the Hard Problem

See also

Source

John Alison, johnalison.substack.com, 2026-04-16 Original post

Note: first-party authorship — this page captures John's own published position, not a third-party summary.

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