Qualia, phenomenal consciousness, and subjective consciousness are all terms used to refer to the subjective, personal experience of consciousness.

David Chalmers is a philosopher who has written extensively about qualia and consciousness. He is best known for his argument that qualia are fundamental properties of the universe.

The hard problem of consciousness is the problem of explaining how physical processes, such as the firing of neurons in the brain, can give rise to subjective experience, such as the feeling of pain or the taste of coffee.

The easy problem of consciousness is the problem of explaining how consciousness can interact with the physical world, such as how it can cause physical actions or how it can be affected by physical stimuli.

David Chalmers is a philosopher who has written extensively about qualia and consciousness. He is best known for his argument that qualia are fundamental properties of the universe.

The zombie argument is the argument that zombies, which are beings that are physically identical to humans but lack consciousness, are possible. This argument is used to argue that consciousness is not a physical phenomenon.

Giulio Tononi is a neuroscientist and psychiatrist who is best known for his integrated information theory of consciousness. This theory states that consciousness is a property of complex systems that are able to integrate information.

The integrated information theory of consciousness states that consciousness is a property of complex systems that are able to integrate information. This theory is based on the idea that consciousness is a global property of the brain, rather than a local property of individual neurons.

Alfred North Whitehead was a philosopher and mathematician who is best known for his panpsychism theory of consciousness. This theory states that consciousness is a fundamental property of all matter.

The panpsychism theory of consciousness states that consciousness is a fundamental property of all matter. This theory is based on the idea that consciousness is not something that is created by the brain, but rather something that is inherent in all matter.

Paul Churchland is a philosopher who is best known for his materialism theory of consciousness. This theory states that consciousness is a product of the brain and that it can be fully explained by the physical processes that occur in the brain.

The materialism theory of consciousness states that consciousness is a product of the brain and that it can be fully explained by the physical processes that occur in the brain.

Hilary Putnam is a philosopher who is best known for his functionalism theory of consciousness. This theory states that consciousness is a set of functional states that can be realized by different physical systems.

The functionalism theory of consciousness states that consciousness is a set of functional states that can be realized by different physical systems. This theory is based on the idea that consciousness is not something that is tied to a particular physical structure, but rather something that can be realized by any system that is able to perform the right kinds of functions.

Francisco Varela is a philosopher and neuroscientist who is best known for his enactivism theory of consciousness. This theory states that consciousness is a process of active engagement with the environment.

The enactivism theory of consciousness states that consciousness is a process of active engagement with the environment. This theory is based on the idea that consciousness is not something that is generated by the brain, but rather something that emerges from the interaction between the brain and the environment.