Uploaded January 2008 | Updated September 2026, 1 hour ago

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NPR Original Broadcast from Monday, March 12, 2007
"On Point: The Biology of Consciousness"

* Hosted by Tom Ashbrook
* Paul and Patricia Churchland, professors of philosophy at the University of California at San Diego
* Colin McGinn, professor of philosophy at the University of Miami.

This is part 3 of 5.