The Consciousness Atlas is an interactive web app that visualizes more
than 450 theories of consciousness. It is based on Robert Lawrence
Kuhn's 2024 paper,
"A Landscape of Consciousness". The Atlas maps theories that address phenomenal consciousness - the
subjective feel of experience, such as the redness of red.
What the Atlas is
The Atlas is a visual reference built on Kuhn's taxonomy. It presents
the full set of theories at once so you can explore the field visually
and open any theory to read its entry, like an encyclopedia with
structured entries. Each theory entry shows a concise identity line,
conceptual ground, suggested mechanism, empirical notes, implications,
and sources.
Why this exists
Consciousness is studied across disciplines - neuroscience,
philosophy, and sometimes spiritual or anomalous-state research.
Kuhn's paper collects and organizes hundreds of theories along a
spectrum from most physical to least physical. The Atlas puts that
organization into a visual form so readers, students, and researchers
can quickly see how different positions relate and where each theory
sits on the spectrum.
How it works
Theories are grouped into ten main categories, arranged by their
stance on the physical-to-nonphysical spectrum. Examples of categories
include Materialism, Non-Reductive Physicalism, Functionalism,
Quantum-based theories, Panpsychism, Monism, Dualism, Idealism,
Anomalous States, and Challenge Theories. The app shows the whole map
at once. Click any theory to read its structured entry, which includes
references to canonical sources and named thinkers.
Who it is for
- Students learning philosophy of mind and cognitive science
-
Researchers and lecturers looking for an at-a-glance comparative
resource
-
Journalists and writers who need a quick reference to the range of
positions
-
Curious readers who want a clear view of what people mean when they
talk about consciousness
What the Atlas does not do
The Atlas does not endorse or rank theories. It is a visualization and
reference based on Kuhn's taxonomy - collect and present, not judge.
It does not attempt to settle the hard problem of consciousness. It is
a tool for exploration and comparison.
A note from Kuhn
Kuhn explicitly states the project's purpose: "collect and categorize,
not assess and adjudicate." The Consciousness Atlas follows that
approach. The data and structure are derived from Kuhn's paper;
feedback and suggested corrections are welcome, but the app is a
visualization layer on top of Kuhn's work.
Kuhn was not involved in the design or content of the Consciousness
Atlas, other than his original paper, 'A Landscape of Consciousness,'
which is the sole source.
FAQ
What is phenomenal consciousness?
Phenomenal consciousness refers to subjective experience - the
qualitative feel of being aware, like the taste of coffee or the
redness of red.
How many theories does the Atlas include?
The Atlas visualizes over 220 individual theories, grouped into ten
broad categories.
Does the Atlas show which theory is true?
No. The Atlas presents theories neutrally. It is a map, not an
argument for any single position.
Is the Atlas academic?
The Atlas is based on an academic source - Robert Kuhn's 2024 paper,
"A Landscape of Consciousness" - and links to canonical sources
where available.
Summary
The Consciousness Atlas is a straightforward visualization tool: it
presents Kuhn's taxonomy as a single, explorable map and lets users
open individual theory entries to read structured, referenced
summaries. It is designed to make this complex field easier to survey
and to serve as a practical reference.
Materialism › Computational
Turing’s Imitation, Machine Thought, and the Hidden Mind
Machine Minds Judged Without Solving Consciousness
Alan Turing offered no theory of phenomenal consciousness and declined to give one. He argued instead that whether a machine thinks can be judged from its public performance, as we judge other people, without first solving the mystery of experience; his imitation game and his substrate-independent account of computation laid the groundwork for functionalism and artificial intelligence.
Alan Turing
What consciousness is
Turing identifies consciousness with nothing. He treats it as a genuine mystery and sets it aside, holding that the attribution of thought can rest on observable capacities.
Mind and body
Left open. His 1936 universal machine shows that a computation is fixed by formal organization rather than physical medium, the premise later used for multiple realizability, but Turing never claimed that implementing a computation produces experience. He even allowed, as speculation, that God might give a machine a soul.
Mechanism
The imitation game. A remote, text-only interrogator tries to tell a machine from a human; Turing replaces the question ‘Can machines think?’ with this test.
Core claims
- Computation depends on formal organization, not physical medium, so non-brain systems could in principle have mind-like capacities.
- Geoffrey Jefferson’s demand that a machine must feel its thoughts would, applied consistently, leave us unable to know that other humans think.
- Consciousness remains mysterious, but that mystery need not be solved before deciding whether a machine thinks.
- Turing did not claim that passing the imitation game guarantees consciousness.
Criticisms
Ned Block’s lookup-table ‘Blockhead’ passes any finite conversation without thinking, so behavior cannot suffice. John Searle’s Chinese Room argues that running a program does not yield understanding or consciousness. Lucas and Penrose draw anti-mechanist arguments from Gödel’s results. Hard-problem theorists say Turing specified a test for intelligence only by defining consciousness out of the question.
Implications
- AI consciousness: Uncertain
- Turing argued machines cannot be ruled out as thinkers merely for being machines, but he left open whether thinking machines would feel anything.
Related theories
Sources
- On Computable Numbers, with an Application to the Entscheidungsproblem, Alan Turing (1936)
- Intelligent Machinery, Alan Turing (1948)
- Computing Machinery and Intelligence, Alan Turing (1950)
- Intelligent Machinery, a Heretical Theory, Alan Turing (1951)
- The Mind of Mechanical Man, Geoffrey Jefferson (1949)
- Psychologism and Behaviorism, Ned Block (1981)
- Minds, Brains, and Programs, John Searle (1980)
- Rethinking Turing’s Test and the Philosophical Implications, Diane Proudfoot (2020)
- Identifying Indicators of Consciousness in AI Systems, Patrick Butlin, Robert Long, et al. (2026)
Explore all theories on the Consciousness Atlas
