Post on 10-Jun-2015
Logical fallaciesDeceptive or Clueless?
With Special Help From Flickr.com
What is a Fallacy?
An error in reasoning that
obscures or misleads the
audience
Strawman Fallacy
Attack the weakest argument (even if it isn’t representative)
Post Hoc
I never lose when I wear my lucky headband
Post Hoc
I never lose when I wear my lucky headband
Believing that B happened just because it happened after A.
When students started wearing
uniforms, WASL scores
went up; therefore, uniforms improve
WASL scores.
Slippery Slope
One thing will cause another
which will cause
another and so on
Anecdotal Fallacy
Anecdotal Fallacy
Anecdotal Fallacy
Don’t Buy that
Volvo!
Either /Or Fallacy
You’re Either with us...
...Or You’re with the
terrorists
Ad Hominem
Attack the opponent
not the Argument
Tu Quoque
Peter: "Based on the arguments I have presented, it is evident that it is morally wrong to use animals for food or clothing."
Bill: "But you are wearing a leather jacket and you have a roast beef sandwich in your hand! How can you say that using animals for food and clothing is wrong!"
Hasty Generalization
"My roommate said her philosophy class was hard, and the one I'm in is hard, too. All philosophy classes must be hard!
Circular Argument
“You can’t give me a C. I’m an A student!”
Gambler’s Fallacy
This time I’m due for a big game!