As a physicist, Max Tegmark sees people as "food, rearranged." That makes his answer to complicated questions like "What is consciousness?" simple: It's just math. Why? Because it's the patterns, not the particles, that matter. He explains that "consciousness is the way that information feels when it's being processed". Learn more about Max Tegmark at http://space.mit.edu/home/tegmark/mat... and TEDxCambridge at http://www.tedxcambridge.com.