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Fame in the Brain—Global Workspace Theories of Consciousness

Fame in the Brain—Global Workspace Theories of Consciousness

by Ralph Lewis | Oct 2, 2023 | Uncategorised

GWTs posit that information becomes conscious when it gains the brain’s attentional spotlight and is broadcast to a global workspace. Experts like GWT; the media have other ideas.
Understanding Higher-Order Theories of Consciousness

Understanding Higher-Order Theories of Consciousness

by Ralph Lewis | Sep 11, 2023 | Uncategorised

Higher-order theories of consciousness posit that mental states become conscious when re-represented by higher-order mental states in the prefrontal cortex. Here’s what that means.
An Overview of the Leading Theories of Consciousness

An Overview of the Leading Theories of Consciousness

by Ralph Lewis | Aug 28, 2023 | Uncategorised

The scientific study of consciousness has come of age. At this still-early stage, there is a plethora of fascinating theories. Here’s a look at the main contenders.
What Would It Take to Build Sentient AI?

What Would It Take to Build Sentient AI?

by Ralph Lewis | Jun 22, 2023 | Uncategorised

In principle, building sentient AI should be possible, given the physical basis of consciousness. Whether it’s a good idea is another question entirely.
The Appeal of Alternative Medicine

The Appeal of Alternative Medicine

by Ralph Lewis | May 15, 2023 | Uncategorised

Why are many people persuaded by alternative medicine?
In a Meaningless Universe, Where Does Meaning Come From?

In a Meaningless Universe, Where Does Meaning Come From?

by Ralph Lewis | Mar 9, 2023 | Uncategorised

No single information bit, particle, organism, or person has inherent meaning in isolation. All meaning, and maybe even existence, is relational.
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Recent Posts

  • The Mind’s Eye: Mental Models in Cognition and Consciousness
  • Defining Cognition Matters for Understanding Consciousness
  • How Sentience Emerged From the Ancient Mists of Evolution
  • Emotions Are Key to Understanding Consciousness
  • How Does the Brain Actually Produce Emotions?

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