Informal Fallacies

Informal Fallacies Overview

  • Fallacies of relevance share the common feature that they present arguments with premises that are logically irrelevant but psychologically relevant.

I. Appeal to Force (Argumentum ad Baculum)

  • Definition: The fallacy of appeal to force occurs when an arguer presents a conclusion to another person while implying that some harm will befall them if they do not accept it.

  • Characteristics: Using threats or coercion to compel acceptance of a conclusion.

  • Examples:

    • Example 1:

      • Melvin asks his boss why he has to work weekends when nobody else does. The boss responds with a thinly veiled threat about finding another employee quickly.

    • Example 2:

      • In an ice cream shop, Alex is cut in line and confronted with fears of retaliation if he complains.

    • Example 3:

      • David informs a newspaper editor of his father's ownership of a department store that supports the newspaper, implying that negative coverage of his arrest would harm their business relationship.

II. Appeal to Pity (Argumentum ad Misericordiam)

  • Definition: The fallacy of appeal to pity occurs when an arguer attempts to persuade the reader or listener to accept a conclusion by invoking pity.

  • Characteristics: Emotional manipulation through appeals to compassion or sympathy without logical reasoning.

  • Examples:

    • Example 1:

      • A student argues for an "A" by recounting personal tragedies that affected their performance.

    • Example 2:

      • The plea to avoid a murder conviction on humanitarian grounds, citing the emotional distress of the defendant's mother.

    • Example 3:

      • A manipulator offers financial assistance to someone in distress while proposing a deal that may not be in their best interest.

III. Appeal to the People (Argumentum ad Populum)

  • Definition: The fallacy of appeal to the people involves leveraging the desires of the audience to support a conclusion.

  • Approaches:

    • Direct Approach:

      • Engaging large crowds emotionally to gain favor.

    • Indirect Approach:

      • Targeting individuals to promote behaviors based on social acceptance or pride.

  • Examples of Direct Approach:

    • Example 1:

      • A political figure rallies a crowd by invoking patriotism and collective strength.

    • Example 2:

      • An assertive speech about fighting for the future, filled with emotional rhetoric.

  • Examples of Indirect Approach Forms:

    • Bandwagon Argument:

      • Claiming that one should buy a product because many others are doing so.

    • Appeal to Vanity:

      • Implying that adopting a trend makes someone more admirable.

    • Appeal to Snobbery:

      • Conveying that a connection to elite institutions denotes social superiority.

  • Examples of Indirect Approach:

    • Bandwagon:

      • The rise in popularity of SUVs is used to promote purchasing one.

    • Appeal to Vanity:

      • Citing Taylor Swift as a trendsetter to sell bubble tea.

    • Appeal to Snobbery:

      • Implying that only Yale alumni would understand an argument.

IV. Argument Against the Person (Argumentum ad Hominem)

  • Definition: This fallacy involves an arguer attacking the person making the argument instead of the argument itself.

  • Common Forms:

    • Ad Hominem Abusive:

      • Direct personal attacks.

    • Ad Hominem Circumstantial:

      • Citing the circumstances of the opponent that cast doubt on their credibility.

    • Tu Quoque:

      • Deflecting criticism by pointing out the opponent's hypocrisy.

  • Examples:

    • Ad Hominem Abusive:

      • Attacks on political figures with derogatory labels.

    • Ad Hominem Circumstantial:

      • Dismissing arguments based on a politician's wealth as self-interest.

    • Tu Quoque:

      • Countering health advice by highlighting the speaker's own faults.

V. Straw Man Fallacy

  • Definition: The straw man fallacy occurs when an arguer distorts or oversimplifies an opponent's argument to make it easier to attack and then claims to have refuted the original argument.

  • Examples:

    • Example 1:

      • Misrepresenting a moral stance on animal rights as advocating a wholly vegetarian diet.

    • Example 2:

      • Equating a simple preference between pets with outright disdain for the other.

    • Example 3:

      • Legislation attacking Darwinism misinterpreted as a philosophical condemnation of scientific inquiry.

VI. Red Herring

  • Definition: The red herring fallacy occurs when an arguer diverts attention by shifting to an unrelated topic instead of addressing the initial argument.

  • Examples:

    • Example 1:

      • Discrediting a coffee brand by focusing on the polluting behavior of its parent company.

    • Example 2:

      • Deflecting criticism of government policies by listing unrelated activities to boost one's image.

Exercises: Identifying Informal Fallacies

  • Goals: Identify the informal fallacies in the following arguments:

    1. Frank Thompson should get the accounting position because he has six hungry children.

      • Fallacy: Appeal to Pity.

    2. You should join our protective organization to avoid losses from damages and theft.

      • Fallacy: Appeal to Force.

    3. The Daily News criticizes our pollution while being one of the most significant polluters.

      • Fallacy: Ad Hominem Circumstantial.

    4. Social media ruins students' skills despite the existence of appealing platforms.

      • Fallacy: Red Herring.

    5. The president discusses dumping practices but is in competition with France; bias is expected.

      • Fallacy: Ad Hominem Circumstantial.

    6. Joseph Coors' argument against government oversight is absurd as without it, society would collapse.

      • Fallacy: Straw Man.

    7. You want Levi jeans because of their recent popularity in SoHo.

      • Fallacy: Bandwagon.

    8. Negativity towards a CEO expressing optimism is expected due to bias based on personal interests.

      • Fallacy: Ad Hominem Circumstantial.