Consciousness: A Very Short Introduction | Susan Blackmore

Oxford Academic (Oxford University Press)
29 May 201907:01

Summary

TLDRThis script delves into the enigma of consciousness, exploring its subjective nature and the mind-body conundrum. It ponders Thomas Nagel's 'What is it like to be a bat?', questioning the essence of qualia and consciousness in non-human entities. It also scrutinizes the possibility of philosopher's zombies, debates on animal consciousness, and altered states. The neural correlates of consciousness are examined, along with the notion that consciousness might be an illusion. The script concludes by questioning the concept of free will and the nature of the self, challenging our fundamental understanding of identity and decision-making.

Takeaways

  • 🧠 The 'hard problem of consciousness' is the philosophical inquiry into how subjective experiences arise from physical processes in the brain.
  • 🦇 Thomas Nagel's question 'What is it like to be a bat?' challenges us to consider the nature of consciousness beyond human experience.
  • 🌈 'Qualia' refers to the subjective, qualitative aspects of our experiences, which some argue are fundamental to consciousness.
  • 🧟‍♀️ The 'philosopher's zombie' thought experiment questions whether consciousness is an 'extra' that might be absent despite identical behavior and neural activity.
  • 🐱 The debate on animal consciousness raises questions about whether animals experience pain and emotions, and how we might determine this.
  • 💤 Altered states of consciousness, such as dreaming or intoxication, prompt us to consider variations in conscious experience.
  • 🧬 The search for the neural correlates of consciousness involves identifying brain regions and processes that correspond to conscious awareness.
  • 🤔 The idea that consciousness might be an illusion challenges our assumptions about the nature and impact of our subjective experiences.
  • ⚖️ The relationship between consciousness and free will is complex, with some suggesting that our sense of conscious decision-making may be illusory.
  • 🤷‍♀️ The concept of the 'self' as a central, experiencing entity is questioned, with some arguing it may be a construct or illusion of the brain.

Q & A

  • Why is consciousness considered the greatest mystery facing science today?

    -Consciousness is considered a mystery because of the mind-body problem or the hard problem of consciousness, which questions how subjective experiences can arise from a physical brain and how the internal, private experiences relate to the external world.

  • What does Thomas Nagel's question 'What is it like to be a bat?' contribute to the study of consciousness?

    -Nagel's question highlights the concept of subjective experience, suggesting that if there is something it's like to be a bat, it indicates consciousness, whereas if there's nothing it's like, it suggests a lack of consciousness.

  • What are qualia and why are they significant in discussions about consciousness?

    -Qualia are the qualitative aspects of our experiences, such as the sensation of redness or the smell of coffee. They are significant because they are thought to constitute our conscious experience, but their existence and nature are debated among philosophers and scientists.

  • What is the concept of a 'philosopher's zombie' and what does it imply about consciousness?

    -A 'philosopher's zombie' is a hypothetical entity that behaves like a conscious person but lacks subjective experience. It challenges the notion that consciousness is a necessary outcome of certain behaviors and cognitive functions, suggesting it might be an 'added extra'.

  • How does the question of animal consciousness relate to the broader discussion on consciousness?

    -The question of animal consciousness raises the issue of whether non-human animals have subjective experiences similar to humans. It involves examining their behavior, brain anatomy, and physiological responses to determine if they can feel pain or have consciousness.

  • What are altered states of consciousness and why are they challenging to study?

    -Altered states of consciousness refer to changes in perception, mood, or cognitive function, such as those experienced during sleep, dreams, or intoxication. They are challenging to study because it's unclear what exactly is altered and how to measure or validate these subjective experiences.

  • What do researchers mean by the neural correlates of consciousness?

    -The neural correlates of consciousness refer to the specific brain regions and processes that are associated with conscious awareness. Researchers aim to identify these correlates to understand where and how consciousness arises in the brain.

  • What is the illusionist perspective on consciousness and why is it controversial?

    -The illusionist perspective suggests that our common-sense understanding of consciousness is fundamentally mistaken, and that consciousness may not have the power or control we attribute to it. It is controversial because it challenges our intuitive beliefs about our own minds and experiences.

  • How does the concept of free will relate to consciousness, and why is it considered problematic?

    -Free will is closely related to consciousness as it involves the feeling of making conscious decisions. However, it is considered problematic because brain studies and experiments suggest that decisions and actions can occur without conscious awareness, which challenges the notion of free will.

  • What is the question surrounding the 'self' in the context of consciousness, and why is it significant?

    -The question of the 'self' in consciousness asks what constitutes our sense of self and whether it is a construct of the brain or an illusion. It is significant because it challenges our understanding of personal identity and the nature of subjective experience.

Outlines

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Keywords

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Transcripts

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Связанные теги
ConsciousnessMind-BodyQualiaPhilosophyNeuroscienceSelf-AwarenessFree WillAltered StatesAnimal SentienceConsciousness Studies
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