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REASONING Fallacies and What They Look Like

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Page 1: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

REASONINGFallacies and What They Look Like

Page 2: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

LOGICAL FALLACIES

A fallacy is a mistake in logic or reasoning

Hurt arguments a ton

There are many different kinds of fallacies

Page 3: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

HASTY GENERALIZATION

When the writer makes a claim based on an isolated example Example: Bob is left-handed. He is very creative. Left handed people are creative.

Page 4: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

OVERGENERALIZATION

When the writer fails to qualify a claim and says “it is always true” instead of “it may be true” Example: Men perform better in high stress jobs.

Page 5: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

SLIPPERY SLOPE

When the writer argues that taking one step will lead to undesirable step inevitably Example: The legalization of euthanasia will ultimately lead to our killing the homeless, the handicapped, and the elderly.

Page 6: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

FALSE ANALOGY

When 2 cases are not sufficiently parallel to lead readers to accept the claim What the police did to Rodney King was exactly like what the Nazis did to the Jews.

Page 7: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

FALSE USE OF AUTHORITY

When the writer uses an expert in a different field then the topic to back up their point Example: If Oprah recommends She’s Come Undone, it must be a great book!

Page 8: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

EITHER/OR REASONING

When the writer reduces the issue to only two options that are polar opposites Example: Either we choose democracy or we choose anarchy.

Page 9: REASONING Fallacies and What They Look Like. LOGICAL FALLACIES A fallacy is a mistake in logic or reasoning Hurt arguments a ton There are many different

OVERSIMPLIFICATION

When an argument obscures or denies the complexity of the issue

Example: The welfare system’s problems can be solved if we enroll its recipients in job training programs.