What Living Things Are Conscious? | Jonathan Schooler

Closer To Truth
Closer To TruthApr 15, 2026

Why It Matters

If consciousness is shown to exist across biological scales, it reshapes ethical standards for animal treatment, AI design, and scientific inquiry, influencing policy and research priorities.

Key Takeaways

  • Consciousness assessment relies on intuitive similarity across species.
  • Neurological cross‑frequency coupling may indicate conscious processing in brains.
  • Fractal information patterns could extend consciousness to lower biological levels.
  • Distinguishing stimulus response from genuine experience remains a major challenge.
  • Panpsychic implications arise if cellular and organelle patterns mirror brain activity.

Summary

The video explores the contentious question of which living entities possess consciousness, tracing the inquiry from humans and mammals down to invertebrates, single‑cell organisms, and even sub‑cellular structures. Jonathan Schooler emphasizes that, lacking definitive proof, researchers often rely on intuitive judgments of similarity in behavior and response.

Key insights include the proposal that specific neurological signatures—particularly cross‑frequency coupling and resonance—might serve as markers of conscious states. He suggests that if such fractal patterns of information exchange appear at progressively lower organizational levels, they could indicate a continuum of consciousness extending beyond brains.

Schooler illustrates his point with examples ranging from dogs and primates to paramecia and bacterial cells, noting that organelles within a single cell exhibit coordinated information flows. He argues that observing comparable coupling and synchronization across these scales would bolster a panpsychic view of mind.

The implications are profound: redefining consciousness could reshape animal‑rights legislation, guide ethical AI development, and redirect neuroscientific research toward multiscale network dynamics. Recognizing consciousness in simpler life forms may also prompt new approaches to biotechnology and synthetic biology.

Original Description

We know we humans are conscious and we strongly suspect higher animals are as well: for example, primates, dogs, cetaceans, whales and dolphins. But how far down the phylogenetic scale does consciousness go? Do fish feel pain? Do insects have awareness? Do bacteria sense? What are the implications?
Jonathan Schooler is a psychologist and Distinguished Professor of Psychological and Brain Sciences at the University of California, Santa Barbara, who researches various topics that intersect aspects of both cognitive psychology and philosophy such as: Belief in free will, Meta-awareness, Mindfulness, Mind-Wandering, Memory, Creativity, and Emotion. Schooler is also known for his sometimes controversial research on topics such as Anomalous Cognition and the decline effect.
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