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What are fallacies? Deceptive, misleading, or false beliefs

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Presentation on theme: "What are fallacies? Deceptive, misleading, or false beliefs"— Presentation transcript:

1 What are fallacies? Deceptive, misleading, or false beliefs
Opinions based on inaccurate facts or invalid reasoning

2 Reading Everything’s An Argument
Write the definition for each fallacy on your green sheet Definitions found on p in the book

3 Fallacies of Emotional Appeal

4 Scare Tactics

5 Eat your broccoli or no dessert!
Either-or choices Eat your broccoli or no dessert!

6 Slippery Slope

7 Sentimental Appeals

8 Fallacies of Ethical Argument

9 Appeals to False Authorities
“Dr. Blair claims that chewing Trident gum is good for your teeth.” If Dr. Blair is a dentist, this would be an appeal using proper authorities. If Dr. Blair is NOT a dentist, and is instead an English professor, she is not an authority on dental hygiene.

10 Dogmatism

11 Ad Hominem

12

13 Fallacies of Logical Argument

14 Assuming that if my Ford breaks down, all Fords are poorly made cars.
Hasty Generalization Assuming that if my Ford breaks down, all Fords are poorly made cars.

15 Faulty Causality

16 Begging the Question Claim: You can’t give me a C in this course…
Reason: because I’m an A student. Faulty Logic: An “A student” is someone who can’t receive C’s.

17 “I wrote the whole paper myself”
Equivocation “I wrote the whole paper myself” Word play implies that she did not plagarize, but it could mean that she simply physically copied down another paper, therefore “writing” it herself

18 Non Sequitur = nonsense! All roses are flowers, all flowers are plants
… and therefore all birds have feathers.

19 The Straw Man Obama stated that “We can no longer afford to be indifferent to suffering outside our borders.” --Implies that no one cared before.

20 Faulty Analogy

21

22 Fallacies in Political Ads
Take one ad from each pile. Take four post-its. Please do not write on the ads. Read everything on your ads. Label and explain four or more fallacies on your ads.


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