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Copy of Logical Fallacies

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Nancy Taylor

on 18 October 2013

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Transcript of Copy of Logical Fallacies

Persuasive Writing
Place your own picture
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Double click to crop it if necessary
San Francisco
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(cc) photo by Metro Centric on Flickr
photo frame
an appeal to emotion
ethical appeal
appeal to logic
Exploiting the audience's feelings when reason is needed. Includes appeals to fear, flattery, ridicule, pity, and spite.
Appeal to Emotion
What is the purpose of a persuasive paper?
Persuasive Writing
Thesis examples:
"High school graduates should be required to take a year off to pursue community service projects before entering college in order to increase their maturity and global awareness."
"The life of a typical college student is characterized by time spent studying, attending class, and socializing with peers."
Ignoring an argument by attacking the person who made it, not by finding problems with the argument itself.
Ad Hominem
When a writer arrives at a conclusion based on inadequate evidence or a sample that is too small.
Hasty Generalization
Using a premise to prove an unrelated point.
Non Sequitur
Literally, "it does not follow."
Appeal to Ignorance
Basing a conclusion solely on the absence of knowledge
False Cause & Effect
Claiming that because one event occured before a second, it caused the second.
Stacking the Deck
Trying to prove a point by focusing on only one side of the argument while ignoring the other.
A Sample Outline
May be multiple paragraphs, but always includes thesis clearly mapped out.
Main Points
Develop them fully! (2-4)
Approximately 2 paragraphs / argument
Either refute the counterargument, or if it is irrefutable - stand by your arguments
Clearly re-defines thesis
A counter-argument is an argument opposed to your thesis, or part of your thesis. It expresses the view of those who would disagree with your position.
***This enhances ethos - your credibility
For Example...
Spot the Fallacy
Spot the Fallacy
Spot the Fallacy
Spot the Fallacy
Spot the Fallacy
Full transcript