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249 | Peter Godfrey-Smith on Sentience and Octopus Minds

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

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Complexities of Consciousness and Nervous Systems

This chapter examines the intricate differences in nervous systems across species, particularly octopuses and humans, while questioning the necessity of a brain for sentience. It emphasizes the significance of large-scale neural oscillations in cognitive processes and their relationship to consciousness, advocating for a more holistic perspective on brain function. Additionally, the conversation explores the evolutionary trajectory of consciousness, suggesting it exists along a spectrum rather than in rigid categories.

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