throughout history philosophy ref name gettier edmund l gettier http wwwditextcom gettier gettierhtml justified true belief knowledge ''analysis'' vol pp nbsp ref extent true highly contentious since plato disavowed justified true belief view end ''theaetetus'' ref name aok ref name britannica regardless accuracy claim gettier 's paper produced major widespread discussion completely reoriented epistemology second half th century newfound focus trying provide airtight definition knowledge adjusting replacing justified true belief view today still little consensus
Humanities Philosophy Epistemology