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13. Knowledge Criteria / C. External Justification / 3. Reliabilism / b. Anti-reliabilism

[objections to reliabilist justification]

15 ideas
Knowledge needs more than a sensitive response; the response must also be appropriate [Russell]
     Full Idea: Accuracy of response to stimulus does not alone show knowledge, but must be reinforced by appropriateness, i.e. suitability of realising one's purpose.
     From: Bertrand Russell (The Analysis of Mind [1921], p.261), quoted by Michael Potter - The Rise of Analytic Philosophy 1879-1930 66 'Rel'
     A reaction: The aim of 'realising one's purpose' puts a very pragmatist spin on this. The point is a good one, and seems to apply particularly to Nozick's accurate 'tracking' account of knowledge.
External reliability is not enough, if the internal state of the believer is known to be irrational [Bonjour]
     Full Idea: External or objective reliability is not enough to offset subjective irrationality (such as unexplained clairvoyance).
     From: Laurence Bonjour (Externalist Theories of Empirical Knowledge [1980], §IV)
     A reaction: A good argument. Where do animals fit into this? If your clairvoyance kept working, in the end you might concede that you 'knew', even though you were baffled about how you managed it.
A true belief might be based on a generally reliable process that failed on this occasion [Blackburn]
     Full Idea: Reliabilism is open to the counterexample that a belief may be the result of some generally reliable process (a pressure gauge) which was in fact malfunctioning on this occasion, when we would be reluctant to attribute knowledge to the subject.
     From: Simon Blackburn (Oxford Dictionary of Philosophy [1994], p.327)
     A reaction: Russell's stopped clock that tells the right time twice a day. A good objection. Coming from a reliable source is very good criterion for good justification, but it needs critical assessment.
If the reliable facts producing a belief are unknown to me, my belief is not rational or responsible [Bonjour]
     Full Idea: How can the fact that a belief is reliably produced make my acceptance of that belief rational and responsible when that fact itself is entirely unavailable to me?
     From: Laurence Bonjour (A Version of Internalist Foundationalism [2003], 2.2)
     A reaction: This question must rival Pollock's proposal (Idea 8815) as the master argument against externalism. Bonjour is assuming that knowledge has to be 'rational and responsible', but clearly externalists take a more lax view of knowledge.
Sometimes I ought to distrust sources which are actually reliable [Williams,M]
     Full Idea: I may reach a belief using a procedure that is in fact reliable, but which I ought to distrust.
     From: Michael Williams (Problems of Knowledge [2001], Ch. 1)
     A reaction: The tramp on the park bench who gives good share tips. The clock that is finally working, but has been going haywire for weeks. Reliabilism is a bad theory.
'Reliable' is a very imprecise term, and may even mean 'justified' [Audi,R]
     Full Idea: Reliabilism cannot specify how reliable a process must be before it grounds knowledge, and it cannot specify what is reliable in the first place. 'Reliable' may become circular, and may mean 'justified'.
     From: Robert Audi (Epistemology: contemporary introduction [1998], VIII p.225)
     A reaction: The first time you ever read an instrument, or talk to a stranger, you have no indication of reliability. Circularity looks like a big problem. Knowledge must precede reliability?
Believing nothing, or only logical truths, is very reliable, but we want a lot more than that [Field,H]
     Full Idea: Reliability is not all we want in an inductive rule. Completely reliable methods are available, such as believing nothing, or only believing logical truths. But we don't value them, but value less reliable methods with other characteristics.
     From: Hartry Field (Apriority as an Evaluative Notion [2000], 3)
     A reaction: I would take this excellent point to be an advertisement for inference to the best explanation, which requires not only reliable inputs of information, but also a presiding rational judge to assess the mass of evidence.
Epistemic perfection for reliabilism is a truth-producing machine [Zagzebski]
     Full Idea: Just as a utility-calculating machine would be the ideal moral agent according to utilitarianism, a truth-producing machine would be the ideal epistemic agent according to reliabilism,
     From: Linda Trinkaus Zagzebski (Virtues of the Mind [1996], I 1.2)
     A reaction: Love this one! For consequentialists a successful robot is morally superior to an average human being. The reliabilist dream is just something that churns out truths. But what is the role of these truths in subsequent life?
More than actual reliability is needed, since I may mistakenly doubt what is reliable [Conee]
     Full Idea: Sheer reliability does not justify belief. ...It may be, for instance, that we have strong though misleading reason to deny the method's reliability.
     From: Earl Conee (First Things First [2004], 'Circles')
     A reaction: That is, we accept a justification if we judge the method to be reliable, not if it IS reliable. I can disbelieve all the reliable information that arrives in my mind. People do that all the time! Hatred of experts! Support for internalism?
If pure guesses were reliable, reliabilists would have to endorse them [Conee]
     Full Idea: Reliabilism would count pure guesses as good reasons if guessing were properly reliable.
     From: Earl Conee (First Things First [2004], 'Getting')
     A reaction: See D.H. Lawrence's short story 'The Rocking Horse Winner'. This objection strikes me as being so devastating that it is almost conclusive. Except that pure guesses are never ever reliable, over a decent period of time.
Reliabilism is poor on reflective judgements about hypothetical cases [Conee]
     Full Idea: An unrefined reliability theory does a poor job at capturing reflective judgements about hypothetical cases
     From: Earl Conee (First Things First [2004], 'Stroud's')
     A reaction: Reliability can only be a test for tried and tested ways. No one can say whether imagining a range of possibilities is reliable or not. Is prediction a reliable route to knowledge?
Knowledge from a drunken schoolteacher is from a reliable and unreliable process [Potter]
     Full Idea: Knowledge might result from a reliable and an unreliable process. ...Is something knowledge if you were told it by a drunken schoolteacher?
     From: Michael Potter (The Rise of Analytic Philosophy 1879-1930 [2020], 66 'Rel')
     A reaction: Nice example. The listener must decide which process to rely on. But how do you decide that, if not by assessing the likely truth of what you are being told? It could be a bad teacher who is inspired by drink.
In a sceptical scenario belief formation is unreliable, so no beliefs at all are justified? [Comesaņa]
     Full Idea: If the processes of belief-formation are unreliable (perhaps in a sceptical scenario), then reliabilism has the consequence that those victims can never have justified beliefs (which Sosa calls the 'new evil demon problem').
     From: Juan Comesaņa (Reliabilism [2011], 4.1)
     A reaction: That may be the right outcome. Could you have mathematical knowledge in a sceptical scenario? But that would be different processes. If I might be a brain in a vat, then it's true that I have no perceptual knowledge.
How do we decide which exact process is the one that needs to be reliable? [Comesaņa]
     Full Idea: The reliabilist has the problem of finding a principled way of selecting, for each token-process of belief formation, the type whose reliability ratio must be high enough for the belief to be justified.
     From: Juan Comesaņa (Reliabilism [2011], 4.3)
     A reaction: The question is which exact process I am employing for some visual knowledge (and how the process should be described). Seeing, staring, squinting, glancing.... This seems to be called the 'generality problem'.
Reliabilism cannot assess the justification for propositions we don't believe [Kvanvig]
     Full Idea: The most serious problem for reliabilism is that it cannot explain adequately the concept of propositional justification, the kind of justification one might have for a proposition one does not believe, or which one disbelieves.
     From: Jonathan Kvanvig (Truth is not the Primary Epistemic Goal [2005], Notes 2)
     A reaction: I don't understand this (though I pass it on anyway). Why can't the reliabilist just offer a critique of the reliability of the justification available for the dubious proposition?