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Understanding Consciousness01:23

Understanding Consciousness

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Consciousness can be defined as the state of being aware of and able to think about one's existence, sensations, and surroundings. It encompasses two major components: awareness and arousal. Awareness pertains to the recognition of environmental stimuli and internal states. At the same time, arousal refers to the physiological readiness to engage with these stimuli, which varies significantly between states like sleep and wakefulness.
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Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the...
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Updated: Jul 5, 2025

Assessment and Communication for People with Disorders of Consciousness
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Evolution of Consciousness.

Danko D Georgiev1

  • 1Institute for Advanced Study, 30 Vasilaki Papadopulu Str., 9010 Varna, Bulgaria.

Life (Basel, Switzerland)
|January 23, 2024
PubMed
Summary

Consciousness must be causally potent for survival, challenging classical physics. Quantum information theory offers a framework for causally potent consciousness and genuine free will, enhancing cognitive abilities.

Area of Science:

  • Neuroscience
  • Quantum Physics
  • Evolutionary Biology

Background:

  • Consciousness must be causally potent to provide evolutionary advantages.
  • Classical physics-based theories of consciousness result in causally impotent (epiphenomenal) experiences, contradicting natural selection.
  • Emergent consciousness within classical physics cannot evolve.

Purpose of the Study:

  • To review theoretical advances in understanding sentience and free will.
  • To propose a framework for causally potent consciousness based on quantum physics.
  • To reconcile consciousness with evolutionary theory.

Main Methods:

  • Review of theoretical advances in quantum physics and information theory.
  • Analysis of quantum states as a physical resource for computation.
Keywords:
brain cortexcausal potencyconscious experiencequantum physicssentience

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  • Theoretical identification of conscious experiences with quantum information in brain states.

    • Main Results:

    • Quantum physical laws can provide a basis for sentience and free will.
    • Quantum information theory enables causally potent conscious experiences.
    • Consciousness, viewed through quantum information, allows for genuine choice and action.

    Conclusions:

    • A quantum physical framework resolves the causal impotence of consciousness predicted by classical physics.
    • Consciousness can be a fundamental, causally effective aspect of reality.
    • This approach supports the evolutionary advantage of consciousness and its role in cognitive development.