Fallacious Reasoning a k a Fallacy Whats a

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Fallacious Reasoning a. k. a. Fallacy

Fallacious Reasoning a. k. a. Fallacy

What’s a Logical Fallacy?

What’s a Logical Fallacy?

What is a Fallacy? According to Webster’s Dictionary, a fallacy is an error in

What is a Fallacy? According to Webster’s Dictionary, a fallacy is an error in reasoning or a flawed argument. It’s an argument that does not conform to the rules of logic, but appears to be sound.

Prevalence of Fallacies in Advertising… Fallacies are all around you… Advertisements in Magazines, T.

Prevalence of Fallacies in Advertising… Fallacies are all around you… Advertisements in Magazines, T. V. , billboards, video games, phones! And they all contain fallacies! Can you think of a place where there are NO advertisements? Probably not! That’s because advertising is impossible to escape and ad-free zones rarely exist.

Impact of Fallacies What might be the impact of being told that we are

Impact of Fallacies What might be the impact of being told that we are not pretty, handsome, rich, clean, or good enough? What does the casual acceptance of surrounding ourselves with fallacies say about us? QUICK WRITE!!

Types of Fallacies Hasty Generalization verecundiam) (also called 8. Argument Ad overgeneralization) Populum (“to

Types of Fallacies Hasty Generalization verecundiam) (also called 8. Argument Ad overgeneralization) Populum (“to the people”) 2. Non Sequitor (“It doesn’t follow”) 9. Either/or 1. 3. Appeal to tradition 10. Hypostatization Begging the Question 11. Bandwagon Appeal 5. Red Herring 12. Straw Man 6. Argument Ad 13. Faulty Analogy Hominem (“to the 14. Card Stacking: man”) 15. Oversimplification 7. Faulty use of 4.

Hasty Generalization Jumping to conclusions about a population based on a small sample. Bases

Hasty Generalization Jumping to conclusions about a population based on a small sample. Bases argument on insufficient data

Non Sequitor “it does not follow” The writer’s conclusion is not necessarily a logical

Non Sequitor “it does not follow” The writer’s conclusion is not necessarily a logical result of the facts.

Non Sequitor

Non Sequitor

Appeal to Tradition is a fallacy that occurs when it is assumed that something

Appeal to Tradition is a fallacy that occurs when it is assumed that something is better or correct simply because it is older, traditional, or "always has been done. " This sort of "reasoning" has the following form: X is old or traditional Therefore X is correct or better.

Begging the Question The writer presents as truth what is not yet proven by

Begging the Question The writer presents as truth what is not yet proven by the argument Before an argument on a topic can be made, the reader must be convinced that there is a problem.

Begging the Question

Begging the Question

Red Herring Presenting an irrelevant topic to divert attention away from the original issue

Red Herring Presenting an irrelevant topic to divert attention away from the original issue (A red herring is a fish that smells really bad that people would use to distract bloodhounds)

Example: Red Herring

Example: Red Herring

Argument Ad Hominem “to the man” Attacks the person and the person’s character, not

Argument Ad Hominem “to the man” Attacks the person and the person’s character, not the issue

Example: Ad Hominem

Example: Ad Hominem

Ad Verecundiam “False Authority” The writer relies on “authorities” who are not convincing sources.

Ad Verecundiam “False Authority” The writer relies on “authorities” who are not convincing sources.

Ad Verecundiam

Ad Verecundiam

Either/or “False The Dilemma” writer tries to convince the reader that there are only

Either/or “False The Dilemma” writer tries to convince the reader that there are only two sides to an issue. Most reasonable people understand that there is often a middle ground, especially when dealing with complex issues.

Hypostatization The writer uses an abstract concept as if it were a concrete reality

Hypostatization The writer uses an abstract concept as if it were a concrete reality i. e. - science has proven, research shows, history has taught…

Hypostatization

Hypostatization

Bandwagon Appeal Creates an impression that everybody is doing it, and so should you

Bandwagon Appeal Creates an impression that everybody is doing it, and so should you In other words, if you suggest that someone’s claim is correct simply because it’s what most everyone is coming to believe, then you’re committing the bandwagon fallacy.

Example: Bandwagon

Example: Bandwagon

Straw Man The writer selects the opposition's weakest or most insignificant point to argue

Straw Man The writer selects the opposition's weakest or most insignificant point to argue against.

Straw Man

Straw Man

Faulty Analogy The writer uses an extended comparison as proof of a point.

Faulty Analogy The writer uses an extended comparison as proof of a point.

 Trying to prepare a couple to be married without allowing them to live

Trying to prepare a couple to be married without allowing them to live together first is like trying to teach kids how to swim without letting them get in the pool colorful and memorable, but is the emotional and intellectual skill set required for marriage fundamentally similar to the physical skill set required for swimming?

Card Stacking The writer selects on data that supports his own viewpoint and ignores

Card Stacking The writer selects on data that supports his own viewpoint and ignores contradictory data

Card Stacking By saying that no change has occurred, the cartoonist makes a jab

Card Stacking By saying that no change has occurred, the cartoonist makes a jab at Obama's own campaign slogan.

Oversimplication The tendency to overlook complexity in an argument Relying on a simple explanation

Oversimplication The tendency to overlook complexity in an argument Relying on a simple explanation because it comes easily

 Humans have caused Global Warming from driving their cars.

Humans have caused Global Warming from driving their cars.

 These two phrases plant an idea in your head that in order to

These two phrases plant an idea in your head that in order to be your best, you have to drink Starbucks, and that their coffee will inspire you when you taste it.

Slippery Slope The assumption that one thing lead to another as in a chain

Slippery Slope The assumption that one thing lead to another as in a chain reaction

Circular Reasoning A claim which contains it’s own evidence Can often be said both

Circular Reasoning A claim which contains it’s own evidence Can often be said both ways, and proves nothing. You can trust me because I would never lie to you because you can trust me.

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