Episode Synopsis
What causes consciousness? Our inner sense of awareness is at once most mundane and most bizarre. No explanation makes sense. Here are three novel candidates for explaining consciousness.
Episode Segments

1. Giulio Tononi

2. David Chalmers

3. Sean Carroll

4. Max Tegmark

5. David Wallace

6. Bernard Carr

7. Paul Davies
Does Consciousness Require a Radical Explanation?
Discussion