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Everything about Gettier problem

Philosophical problem about what constitutes knowledge

In the field of epistemology, the Gettier problem is a landmark philosophical problem concerning the understanding of descriptive knowledge. Attributed to American philosopher Edmund Gettier, Gettier-type counterexamples challenge the long-held notion of knowledge as justified true belief (JTB). The JTB account holds that knowledge is equivalent to justified true belief; if all three conditions are met by a given claim, then there is knowledge of that claim. In his 1963 three-page paper titled "Is Justified True Belief Knowledge?", Gettier attempts to illustrate by means of two counterexamples that there are cases where individuals can have a justified true belief regarding a claim but still fail to know it because the reasons for the belief, while justified, turn out to be false. Thus, Gettier claims to have shown that the JTB account is inadequate because it does not account for all of the necessary and sufficient conditions for knowledge. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Gettier problemA 5-minute orientation
  2. Skim a recent paper: Epistemic Relativism and the Gettier ProblemInfluential work since 2022
  3. Pick up a classic book: Good ThinkingThe most-reprinted book on the subject
  4. Read the landmark paper: Anti-luck epistemology and the Gettier problemCited 66 times
  5. Go sideways: Definitions of knowledgeA closely related topic
  6. Go sideways: Edmund GettierA closely related topic

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