Monday, August 16, 2010

Topic: Some Common Logical Fallacies.

Purpose of this blog: Reviews of interesting ideas in recent English education journals.

10-second review: From ad hominem to hidden premises.

Title: “The Three R’s of Teaching Logic: Revelation, Relevance and Reinforcement.” RC Covel. English Journal (July 2010), 49.

Common Logical Fallacies
Ad hominem: Attacking the person instead of his or her argument.

Ad Populum: Appealing to people’s emotions, prejudices.

Ad authoritate: Appeal to authority, using a celebrity, for example.

Post hoc, ergo propter hoc: Faulty cause and effect

Non sequitur: It does not follow.

Circular logic: Begging the question. Saying the same thing twice in different words.

False dilemma: Given only two options when other options may be possible.

False analogy: “Teenagers are like move sets.”

Faulty generalization: Conclusion claims all, when it is based on a few.

Hidden premise: An unexpressed assumption.

Comment: How many arguments have we experienced with these logical fallacies? RayS.

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