Philosophy: study of the most general and abstract features of the world and categories with which we think. Substance dualism the mind of a non-physical thing. *identity theory the mind is the brain. *functionalism the mind is how the brain functions; it need not be the brain. Embodied the mind is not just the brain; it"s the total brain/body organism. Extended mind some aspects of our mind are out in the world: personal identity what it is to say that i am the same person i was last year. Psychological continuity: the continuity of some psychological characteristic memories, beliefs, desires, etc. Bodily continuity: the continuity of one"s body their physical make-up, etc. Argument: a set of claims that relate to one another such that some of them serve to support another (others). Example: since it"s wrong to kill a human being, it follows that abortion is wrong, because abortion takes the life of (kills) a human being.