Logical ReasoningDifficulty: Hard

PT158 S4 Q22 ExplanationHistorian: Because medieval epistemology (theory

A free, expert breakdown of this official LSAT Logical Reasoning question.

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Stimulus

Historian: Because medieval epistemology (theory of knowledge) is a complex subject, intellectual historians have, until recently, failed to produce a definition that would help to determine what should and what should not be included in it. Clearly, the solution is to define medieval epistemology simply as "the epistemological beliefs of the medieval if any medieval epistemologists believed the opposite, then that opposite claim is part of medieval epistemology.

What this question is testing

Weaken

Conclusion

Someone thought they were being clever: Sounds neat and tidy, right?

Evidence

The definition is motivated by frustration. Nobody can agree on what medieval epistemology IS, so this historian says: just look at what the practitioners believed. If they believed it, it counts. Contradictions welcome.

Evaluate

But here is the problem: to use this definition, you first need to identify the medieval epistemologists. And how do you know who they are unless you already know what medieval epistemology IS? It is the philosophical equivalent of needing work experience to get your first job, but needing a job to get work experience. The definition eats its own tail.

Goal

We need the answer that best exposes this circular trap -- the one that shows why you cannot get the definition off the ground in the first place.

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The question
22.

Which one of the following, if true, would most weaken the

Answer choices, explained

  1. Out of Scope6% picked this

    Medieval epistemologists held some of the same epistemological beliefs as did

    Whether medieval epistemologists shared beliefs with ancient epistemologists concerns the originality of their ideas, not the applicability of the proposed definition. Even if every belief they held was borrowed from antiquity, the definition still functions -- you would identify the medieval epistemologists, catalog their beliefs, and end up with a medieval epistemology that mirrors the ancient version. Overlapping content between eras does not make the definition impossible to apply. This answer addresses the content of medieval epistemology, not the workability of the definition itself.

  2. No Impact16% picked this

    The epistemological beliefs of medieval epistemologists depended upon their beliefs about

    This answer reveals that medieval epistemologists' beliefs were shaped by non-epistemological factors such as politics and religion. While historically illuminating, this does not challenge the proposed definition. The definition instructs us to identify medieval epistemologists and catalog their epistemological beliefs. The causes of those beliefs are irrelevant to this process. Even if every position they held was motivated by religious dogma rather than pure philosophical inquiry, those positions are still their epistemological beliefs. Knowing why they believed what they believed does not prevent us from identifying what they believed.

  3. No Impact9% picked this

    The writings of most medieval epistemologists include passages that are clearly

    This answer points out that medieval epistemologists wrote about topics beyond epistemology, meaning their works contain mixed content. The implication is that applying the definition would require separating epistemological from non-epistemological material. But this is a manageable editorial task, not a fatal flaw. Scholars regularly distinguish between a thinker's epistemological claims and their ethical, metaphysical, or theological writings. The definition does not require that medieval epistemologists wrote only about epistemology -- just that their epistemological beliefs can be identified within their broader work. The truly devastating weakness would be one showing the definition is logically impossible to apply, not merely that it requires careful reading.

  4. No Impact37% picked this

    Some medieval epistemologists had epistemological beliefs that contradicted the epistemological beliefs of

    If medieval epistemologists held contradictory beliefs, the proposed definition would simply produce a body of thought containing internal disagreements. But this is entirely normal for any intellectual tradition. Modern epistemology, ethics, physics -- every discipline contains competing viewpoints among its practitioners. The definition explicitly accounts for this: if one epistemologist believed X and another believed the opposite, both are included. Internal contradiction is a feature of the definition, not a bug. This answer describes a consequence the historian already anticipated and accepted, not a problem that undermines the definition's applicability.

  5. Correct33% picked this

    There is much debate as to which medieval thinkers, if any,

    Why this is right

    This answer exposes the definition's fatal circularity. The definition says: medieval epistemology consists of the beliefs held by medieval epistemologists. To apply it, you must first identify who the medieval epistemologists were. But this answer reveals that there is significant scholarly debate about which medieval thinkers qualify as epistemologists. Resolving that debate requires a clear understanding of what medieval epistemology encompasses -- the very thing the definition is supposed to provide. The result is a vicious circle: you need the definition's output (what medieval epistemology is) to generate its input (who the medieval epistemologists were). Without independent criteria for identifying medieval epistemologists, the definition cannot get off the ground.

    Skill tested: Weaken · how this choice captures the argument's function is the move to repeat next time.

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