Explore the concept of Functionalism in this 29-minute video lecture, focusing on Hilary Putnam's Multiple Realizability argument against mind-brain identity theory and his case for functionalist theory of mind. Delve into the idea that mental states are defined by their functional roles, characterized by specific inputs, outputs, causes, and effects. Gain insights into key philosophical concepts such as dualism, physicalism, and functional kinds as part of an introductory philosophy of mind course. Begin with a recap of previous material before diving into Putnam's influential ideas and their implications for understanding the nature of consciousness and mental states.