Logical Fallacies

LogFall

A practical logical-fallacies reference with clear explanations, usable examples, and teaching tools.

Fallacy profile

Cherry picking

Occurs when someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it.

TacticalEvidential

Definition

Occurs when someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it.

Illustrative example

A commentator cites one favorable month of inflation data as proof that the economy has fully recovered while ignoring the broader trend, wages, and household costs.

Teaching gauges

These 0-100 gauges are teaching aids for comparing fallacies. They are editorial classroom estimates, not measured statistics.

Near-constant

85

Common in today's rhetoric

Shows up constantly in current politics, media, and online argument.

Moderate

65

Easy to spot

Recognizable, but easy to miss in a fast or heated exchange.

Very easy to slip into

80

Easy to innocently commit

A frequent unintentional slip in ordinary reasoning.

Foundational

25

Difficulty

Usually approachable without much prior logic background.

Middle school+Scientific reasoning

Reference

Family

Evidential/Methodological Fallacy

The mistake lies in how evidence is gathered, weighed, interpreted, or treated as sufficient.

Quick check

Is the argument still addressing the original issue, or has the conversation been steered away?

Why it misleads

A fuller explanation of how the fallacy works and why it can look persuasive.

Cherry picking can involve hand-picked dates, unusual baselines, isolated anecdotes, or a single study taken out of a larger research picture. The defect is not using examples, but using a biased sample as if it were representative.

That's like saying...

Instead of leading with the label, this analogy answers the shape of the reasoning move directly so the mistake is easier to see in plain language.

Fallacious claim

A commentator cites one favorable month of inflation data as proof that the economy has fully recovered while ignoring the broader trend, wages, and household costs.

That's like saying...

That's like showing only the sunny frames from a stormy week and calling it the full weather report. The argument looks stronger only because the missing evidence was left offstage.

Caveat

This label is easy to overuse. The point here is not to call every weak argument by this name, but to reserve it for the exact misstep it describes.

Common misapplication

Do not use this label simply because an argument uses a limited amount of evidence. It becomes cherry picking when the missing evidence is relevant and would materially change the conclusion.

Use the label only when...

Use this label only when someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. If the real problem is that someone tries to protect a claim by insisting that critics must prove the claim false instead of the claimant first supplying adequate support, the better label is Demanding negative proof.

Often confused with

These near neighbors are easy to mix up, so use the comparison to see the exact difference.

Comparison

Demanding negative proof

Why people mix them up: Both often look like tactical and evidential mistakes at first glance.

Exact difference: Cherry picking happens when someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. Demanding negative proof happens when someone tries to protect a claim by insisting that critics must prove the claim false instead of the claimant first supplying adequate support.

Quick split: Is the argument still addressing the original issue, or has the conversation been steered away? Then compare it with Is the argument still addressing the original issue, or has the conversation been steered away?

Comparison

Misleading vividness

Why people mix them up: Both often look like tactical and evidential mistakes at first glance.

Exact difference: Cherry picking happens when someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. Misleading vividness happens when a striking anecdote or emotionally intense case is used to make a problem seem more common, clear, or representative than the broader evidence allows.

Quick split: Is the argument still addressing the original issue, or has the conversation been steered away? Then compare it with Is the argument still addressing the original issue, or has the conversation been steered away?

Practice And Repair

Extra teaching tools that show why the fallacy is persuasive, what to look for, and how to correct it.

Why it matters

Why this mistake matters

Cherry picking threatens rationality because someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it.

Main reasoning problem

Someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it.

Why this kind of mistake matters

It moves attention away from the claim's evidential status and toward a pressure tactic, distraction, or rhetorical maneuver.

Check yourself

The assessment area now uses mixed 10-question sets, so the fallacy is not announced in the title before the quiz begins.

What the assessment does

You will work through a mixed set of fallacy-identification questions. Focused links from a fallacy page will quietly include this fallacy among nearby look-alikes without announcing the answer in the page title.

Questions to ask

Use these category-based prompts to audit similar arguments.

Prompt 1

Is the argument still addressing the original issue, or has the conversation been steered away?

Prompt 2

What evidence is missing, selected, or overstretched here?

Case studies

Each case study explains why the example fits the fallacy and links back to its source whenever source information is available.

Noncitizen voting, already illegal in federal elections, becomes a centerpiece of 2024 GOP messaging

AP's May 18, 2024 overview of noncitizen-voting rhetoric documented how a politically useful intuition about election fraud kept being treated as if it were established by the evidence. The report is especially useful for seeing how tiny counts, suggestive language, and moral urgency can be stretched into system-wide claims. The fallacy here is Cherry picking: someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. That matters here because cherry picking can involve hand-picked dates, unusual baselines, isolated anecdotes, or a single study taken out of a larger research picture. A better analysis would remember that the defect is not using examples, but using a biased sample as if it were representative.

Associated Press · 2024-05-18

New Pentagon report on UFOs includes hundreds of new incidents but no evidence of aliens

AP's November 14, 2024 story on hundreds of new UAP reports is a useful case because it mixes explained incidents, unexplained incidents, and limited data without pretending they all support the same conclusion. It is exactly the kind of evidence landscape that invites cherry-picking and premature certainty. The fallacy here is Cherry picking: someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. That matters here because cherry picking can involve hand-picked dates, unusual baselines, isolated anecdotes, or a single study taken out of a larger research picture. A better analysis would remember that the defect is not using examples, but using a biased sample as if it were representative.

Associated Press · 2024-11-14

Authorities rebut claims that Haitian immigrants are eating cats, waterfowl in Ohio town

PolitiFact's September 9, 2024 Springfield fact check is a neat example of a rumor built out of anonymous posts, recycled images, and suggestive repetition rather than verifiable support. It shows how easily a story can feel established before it has actually been checked. The fallacy here is Cherry picking: someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. That matters here because cherry picking can involve hand-picked dates, unusual baselines, isolated anecdotes, or a single study taken out of a larger research picture. A better analysis would remember that the defect is not using examples, but using a biased sample as if it were representative.

PolitiFact · 2024-09-09

FACT FOCUS: Here's a look at some of the false claims made during Biden and Trump's first debate

AP's June 27, 2024 fact check of the first Biden-Trump debate is a dense collection of real argumentative shortcuts: statistics pulled loose from context, emotionally loaded immigration claims, and repeated assertions that did more rhetorical than evidential work. It is one of the best single-source stress tests in the library. The fallacy here is Cherry picking: someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. That matters here because cherry picking can involve hand-picked dates, unusual baselines, isolated anecdotes, or a single study taken out of a larger research picture. A better analysis would remember that the defect is not using examples, but using a biased sample as if it were representative.

Associated Press · 2024-06-27

Survivorship bias

Britannica's overview of survivorship bias, especially its retelling of Abraham Wald's aircraft analysis, is a strong historical case of the visible sample misleading people about the full set. It earns its keep anywhere a page needs a real example of selection effects masquerading as a complete picture. The fallacy here is Cherry picking: someone selects only the evidence that supports a conclusion and ignores a wider body of evidence that weakens, qualifies, or reverses it. That matters here because cherry picking can involve hand-picked dates, unusual baselines, isolated anecdotes, or a single study taken out of a larger research picture. A better analysis would remember that the defect is not using examples, but using a biased sample as if it were representative.

Britannica · 2026-01-01

Related fallacies

Nearby entries chosen by shared categories and family resemblance.