Philosophical approachesOnly sensations exist (Berkeley) MindOnly matter exists (materialism) Body/MatterIdentity (brain=mind)Functionalism (brain states=mental states)More abstractEpiphenomenalismAll that matter is matter, the conscious experience exists but for no reason (epiphenomenon) Mind ? Body/matterPanpsychism, everything = consciousness. MiBody/MatterDualism (Descartes), mind and brain have impact on each other. They interact. D: the mind= electricity, body is organized in terms of hyd...