From the best-selling author of How to Change Your Mind, a pioneering search for consciousness in the brain and beyond A World Appears is the story of the quest to solve the greatest mystery in nature: consciousness. How does it feel to be you with your own personal feelings, thoughts and experiences? Every one of us is intimately familiar with consciousness, but no one knows how – or why – it came to be that three pounds of grey matter can generate a subjective point of view.