Matthias Gruber

Independent researcher in consciousness, intelligence, cosmology and computation. Author of the Four-Model Theory of consciousness.

Read the FMT paper The FMT wiki ↗

The FMT prediction map: claims in six columns joined by arrows Interactive FMT Prediction Map The theory as a network of claims and predictions. Compare it side by side with GNWT, IIT, PRM and RPT. Open the map → Booklet drawing: a figure in an overflowing bathtub under a shower, labelled dreams / psychedelics For computer-science students Run a registered experiment Small, falsifiable tests of the theory in code. Register first, run the grid, return every row. How it works →

Research areas

Recent papers

Preprint

The Four-Model Theory of Consciousness

A Simulation-Based Framework Unifying the Hard Problem, Binding, and Altered States

Consciousness as ongoing self-simulation: four kinds of model, split by scope (world or self) and mode (implicit or explicit), on a substrate capable of open-ended computation.

2026 · Zenodo · doi.org/10.5281/zenodo.18669891 · Read (Zenodo)

Preprint

Emergent Spacetime from Self-Referential Computation

A Hierarchical Cellular Automaton Framework (SB-HC4A)

A cosmological model in which the universe is a self-referential holographic Class 4 automaton bounded at every scale by singularity surfaces.

2026 · Zenodo · doi.org/10.5281/zenodo.18698605 · Read (Zenodo)

Preprint

In-Silico Tests of the Four-Model Architecture

Self-Referential Closure, Self-Modelling and Criticality in Model Systems

The theory's functional commitments tested in model systems, with the results sorted by the kind of evidence they give.

2026 · Zenodo · doi.org/10.5281/zenodo.21610993 · Read (Zenodo)

All publications →

Books

No Outside is open access on Zenodo: doi.org/10.5281/zenodo.23473517

MoC7 2026 · Poster P56 archive: poster, paper, handout →