What is justified true belief according to Plato?

Asked By: Terrie Marxen | Last Updated: 25th February, 2020
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Plato's justified true belief applies in the simplest cases of knowledge where knowledge is a based on a belief that is composed of a relation of the mind to some object outside of itself, and the correspondence of the belief and the subject-independent object can be checked.

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Accordingly, what is justified true belief in philosophy?

Knowledge as justified true belief (JTB) A subject S knows that a proposition P is true if and only if: P is true, and. S believes that P is true, and. S is justified in believing that P is true.

One may also ask, is Justified True Belief Knowledge explanation? The Justified-True-Belief Analysis of Knowledge. Gettier cases are meant to challenge our understanding of propositional knowledge. This is knowledge which is described by phrases of the form “knowledge that p,” with “p” being replaced by some indicative sentence (such as “Kangaroos have no wings”).

Then, what is a justified belief?

Epistemic coherentism – Beliefs are justified if they cohere with other beliefs a person holds, each belief is justified if it coheres with the overall system of beliefs. Externalism – Outside sources of knowledge can be used to justify a belief.

Who said knowledge means justified true belief?

') famously presented cases in which we want to say that someone has justified, true belief but not knowledge. These cases became known as 'Gettier cases'.

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What is the meaning of Axiology in philosophy?

AXIOLOGY & VALUE INTRODUCTION: Axiology is the philosophical study of value. It is either the collective term for ethics and aesthetics- philosophical fields that depend crucially on notions of value or the foundation for these fields, and thus similar to value theory and meta-ehics.

What are the three conditions of knowledge?

3.2 THREE CONDITIONS OF KNOWLEDGE : JTB defines knowledge with three conditions, viz, (i) the truth condition, (ii) the belief condition and (iii) the justification condition. A) The Truth Condition : Knowledge that P requires that P is true because, A false proposition cannot be an object of knowledge.

What are the three major branches of epistemology?

Branches of epistemology
  • Agnotology – the study of ignorance or doubt.
  • Alethiology – the study of the nature of truth.
  • Formal epistemology – subdiscipline of epistemology that uses formal methods from logic, probability theory and computability theory to elucidate traditional epistemic problems.

Is truth necessary for knowledge?

In other words, we might say, justification, truth, and belief are all necessary for knowledge, but they are not jointly sufficient for knowledge; there is a fourth condition – namely, that no false beliefs be essentially involved in the reasoning that led to the belief – which is also necessary.

What is an example of an epistemological question?


Epistemology asks questions like: "What is knowledge?", "How is knowledge acquired?", "What do people know?", "What are the necessary and sufficient conditions of knowledge?", "What is its structure, and what are its limits?", "What makes justified beliefs justified?", "How we are to understand the concept of

What is the definition of knowledge in philosophy?

Knowledge. In philosophy, the study of knowledge is called epistemology; the philosopher Plato famously defined knowledge as "justified true belief", though this definition is now thought by some analytic philosophers to be problematic because of the Gettier problems, while others defend the platonic definition.

What is a true belief?

The concept of justified true belief states that in order to know that a given proposition is true, one must not only believe the relevant true proposition, but also have justification for doing so.

What are the five sources of knowledge?

This article identifies the sources from which one acquires knowledge or justified belief. It distinguishes the “four standard basic sources”: perception, memory, consciousness, and reason.

What are the 4 types of knowledge?

During this progression, four types of knowledge are developed: declarative, procedural, contextual, and somatic.

What is the means of justification?


In Christian theology, justification is God's righteous act of removing the guilt and penalty of sin while, at the same time, declaring the ungodly to be righteous, through faith in Christ's atoning sacrifice.

How do you justify something?

verb (used with object), jus·ti·fied, jus·ti·fy·ing. to show (an act, claim, statement, etc.) to be just or right: The end does not always justify the means. to defend or uphold as warranted or well-grounded: Don't try to justify his rudeness.

What is the aim of epistemology?

EPISTEMOLOGY in the broadest sense is concerned with giviąg an atcount of knowledge. If educators ought to aim at having their students acquire knowledge, their epistemic aims are related to this goal.

What are the necessary and sufficient conditions of knowledge?

Logically Necessary and Sufficient Conditions for Knowledge
A logically necessary condition for something to be the case is one without which the thing could not possibly be the case; and a logically sufficient condition for something to be the case is one given which the thing absolutely must be the case.

What is justification of knowledge?

Epistemic justification (from episteme, the Greek word for knowledge) is the right standing of a person's beliefs with respect to knowledge, though there is some disagreement about what that means precisely. Some argue that right standing refers to whether the beliefs are more likely to be true.

What is the theory of value in philosophy?


From Wikipedia, the free encyclopedia. Value theory involves various approaches that examine how, why, and to what degree humans value things and whether the object or subject of valuing is a person, idea, object, or anything else. Within philosophy, it can be known as ethics or axiology.

How do we acquire knowledge philosophy?

Sensory perception, introspection, memory, and testimony: these are the four main ways of acquiring knowledge through experience.

What does ontological mean in philosophy?

Ontology is the philosophical study of being. More broadly, it studies concepts that directly relate to being, in particular becoming, existence, reality, as well as the basic categories of being and their relations.