#374 — Consciousness and the Physical World

Sam Harris speaks with Christof Koch about the nature of
consciousness. They discuss Christof’s development as a
neuroscientist, his collaboration with Francis Crick, change
blindness and binocular rivalry, sleep and anesthesia, the limits
of physicalism, non-locality, brains as classical systems,
conscious AI, idealism and panpsychism, Integrated Information
Theory (IIT), what it means to say something “exists,” the
illusion of the self, brain bridging, Christof’s experience with
psychedelics, and other topics.


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