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This 2 page Class Notes was uploaded by Haley Ruhe on Friday February 6, 2015. The Class Notes belongs to PHIL 150A1 at University of Arizona taught by Shaun Nichols in Spring2015. Since its upload, it has received 120 views. For similar materials see Philosophical Perspectives on the Individual in PHIL-Philosophy at University of Arizona.
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Date Created: 02/06/15
Epistemology 02062015 Epistemology l the theory of knowledge 0 What are good ways to acquire knowledge How do people acquire knowledge 0 Naturalized Epistemology 0 What s knowledge What is required to obtain knowledge 0 Conceptual analysis 0 What can we really know 0 Skepticism knowledge is impossible What is knowledge 0 Knowledge a justi ed true belief Looming con ict 0 Before philosophical re ections it seems we know a lot 0 But our notion of knowledge is demanding Rene Descartes Sought foundation for knowledge Rationalist all knowledge comes from reason quotMeditations on First philosophy 1641quot trusted philosophical reason more than empirical evidence method of doubt l if you can doubt it then you don t know it 0 challenges strict knowledge of the external world not because it isn t true or he doesn t believe but rather the belief is not justi ed suggested knowledge from the senses should be examined 0 3 arguments 0 challenges validity of knowledge from the senses o senses have been deceptive my senses have deceived me in the past therefore we open the door to doubt and senses no longer provide indubitable knowledge a ex MullerLyer illusion o dreaming argument l have had experiences of ordinary things while dreaming There is no absolute way to guarantee I m awake Therefore I don t have indubitable knowledge that I m currently awake I Continued l therefore I can never be sure my sensory experiences are valid because I cannot prove that I am awake o The evil genius hypothesis Argument n For any sensory experience l have it s possible that it came from an evil genius n lfl cant tell if an experience is from the external world or an evil genius then the experience does not provide concrete knowledge of the external world a I cant tell if it s the evil genius or not a Sensory experience does not give me indubitable knowledge of the external world
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