Materialism - reductive eliminative saythere are no mental states or things only brain states. Monism mind -brain or same identity theory relate to a state. Hard behaviorism is strictly dealing with behaviors.

Richard Taylor 1)"ordinary language" about persons supports materialism and dualism equally 2) appeak to first person experience fails- we know about conscious through direct experience "I think I am" pain is an oject of conscious pain is physical conscious is physical the mind is physical because pain is physical even if it is a mental thing

"we know we exist now is there a soul"