Introduction -- Consciousness : what is the problem? .- Consciousness : How should it be studied? .- Is the mind physical? .- How is your mind related to your body? : How is it related to the world? .- What is the self? .- What can pathological cases teach us about the mind? .- How can we know whether, and what, non-human animals think? .- Can machines think? .- Is there intelligent life on other planets?