Consciousness

What Is Illusionism?

Illusionism is the view that phenomenal consciousness — the felt, qualitative character of experience — is an illusion. There seem to be irreducible felt qualities, but on illusionism there are none.

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What Is a Philosophical Zombie?

A philosophical zombie is an imaginary being physically and behaviorally identical to a conscious person but with no inner experience. It is the core thought experiment of the mind-body debate.

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What Is the Explanatory Gap?

The explanatory gap is the failure of physical and functional accounts of the brain to explain why there is anything it is like to have an experience — the gap between neural description and subjective feel.

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What Is Functionalism?

A philosophical explanation of functionalism in philosophy of mind, the view that mental states are defined by their causal roles rather than their physical composition.

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What Is Panpsychism?

A philosophical explanation of panpsychism, the view that consciousness is a fundamental and ubiquitous feature of all matter, from elementary particles to human minds.

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What Is Qualia?

A philosophical explanation of qualia — the subjective, qualitative properties of conscious experience — examining their definition, the major arguments for and against their existence, and their place in philosophy of mind.

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What Is the Brain in a Vat?

A philosophical explanation of the brain in a vat thought experiment, a modern skeptical scenario that asks whether you can know you are not just a brain receiving simulated experiences.

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What Is the Hard Problem of Consciousness?

A philosophical explanation of David Chalmers's hard problem of consciousness — the question of why and how physical processes give rise to subjective experience — and the major responses it has provoked.

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What Is Consciousness?

A philosophical introduction to consciousness, examining what subjective experience is, why it poses the hard problem, and how thinkers from Descartes to contemporary philosophy of mind have approached its mystery.

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What Is the Self?

A philosophical introduction to the self — the persistent subject of experience — through Descartes's thinking substance, Hume's bundle theory, and contemporary theories of personal identity.

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Attention: Meaning, Philosophy & Wisdom

A philosophical introduction to attention: what it means to attend, how thinkers from William James to the contemplative traditions have understood it, and why the wise direction of attention shapes perception, action, and the quality of life.

wisdom

Introspection: Meaning, Philosophy & Wisdom

A philosophical introduction to introspection: what it means to look inward, how philosophers and psychologists have understood self-examination, and why introspection is a foundation of self-knowledge and wisdom.

wisdom

Presence: Meaning, Philosophy & Wisdom

A philosophical introduction to presence: what it means to be fully here and now, how contemplative and phenomenological traditions understand it, and why presence is a foundational wisdom for attention, selfhood, and the good life.

wisdom

Awareness: Meaning, Philosophy & Wisdom

A philosophical introduction to awareness, examining its meaning in political consciousness, its role in critical theory and social critique, and the relationship between awareness and political agency.

wisdom

Consciousness: Meaning, Philosophy & Wisdom

A philosophical introduction to consciousness, examining its meaning, the mind-body problem, the hard problem of consciousness, and the central debates in the philosophy of mind about the nature of subjective experience.

wisdom

Maurice Merleau-Ponty

Maurice Merleau-Ponty (1908-1961) was a French phenomenologist who transformed modern philosophy by centering the lived body, arguing that perception is not a representation of the world but our primary mode of being in it.

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Henri Bergson

Henri Bergson redefined philosophy through duration, intuition, and the élan vital. Explore his ideas on time, consciousness, creative evolution, and his lasting influence on modern thought.

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Daniel Dennett: Philosophy, Quotes & Legacy

Explore Daniel Dennett's philosophy of mind, his intentional stance theory, multiple drafts model of consciousness, and bold defense of Darwinian naturalism.

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David Chalmers: Philosophy, Quotes & Legacy

Discover David Chalmers' philosophy, the hard problem of consciousness, philosophical zombies, and his case for panpsychism in the philosophy of mind.

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Hilary Putnam: Philosophy, Quotes & Legacy

Explore Hilary Putnam's philosophy, from semantic externalism and the Twin Earth thought experiment to internal realism, the brain in a vat argument, and his transformative influence on analytic philosophy.

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John Searle: Philosophy, Quotes & Legacy

Explore John Searle's philosophy, including the Chinese Room argument, speech act theory, biological naturalism, and his influential theory of intentionality.

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Ludwig Wittgenstein

Austrian-British philosopher who transformed twentieth-century thought through his work on language, logic, and the limits of what can be said.

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William James

A comprehensive introduction to William James, the American philosopher and psychologist who founded pragmatism, exploring his radical empiricism, theory of truth, will to believe, and philosophy of religion.

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René Descartes

French philosopher and mathematician whose method of systematic doubt established a new foundation for knowledge and inaugurated modern philosophy.

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Dualism

An introduction to dualism, the view that reality contains two fundamentally different kinds of things — mind and matter — from Plato and Descartes to contemporary property dualism.

philosophy

Panpsychism

An introduction to panpsychism, the view that consciousness is a fundamental and ubiquitous feature of reality, from the ancient Greeks to Leibniz and the contemporary revival in philosophy of mind.

philosophy

Nonduality

An introduction to nonduality, the view that reality is not split into separate selves and objects, through Advaita Vedanta and Buddhist emptiness.

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Materialism

An introduction to materialism, the philosophical view that reality is fundamentally physical, from the ancient atomists through Hobbes and Marx to contemporary physicalism and the mind-body problem.

philosophy

Philosophy of Mind

An introduction to the philosophy of mind, examining consciousness, mental states, the mind-body problem, dualism, physicalism, and functionalism from Descartes to contemporary cognitive science.

philosophy

Phenomenology

An introduction to phenomenology as the philosophical method of describing lived experience, from Husserl through Heidegger and Merleau-Ponty to contemporary practice.

philosophy

Philosophy of Mind & Consciousness: A Learning Path Through Mind, Self & Reality

A structured learning path through the philosophy of mind and consciousness — from Descartes' dualism and the hard problem of consciousness to personal identity, free will, and the possibility of artificial consciousness.

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Understanding Reality

A learning path through truth, knowledge, reality, and perception — from Plato to existential philosophy.

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