1. Logical fallacies
Deceptive or Clueless?
With Special Help From Flickr.com

2. What is a Fallacy?
An error in
reasoning that
obscures or
misleads the
audience

3. Strawman
Fallacy

4. Attack the
weakest
argument (even
if it isn’t
representative)

5. I never lose when I wear my
lucky headband
Post Hoc

6. I never lose when I wear my
lucky headband
Post Hoc
Believing that B
happened just
because it happened
after A.

7. When
students
started
wearing
uniforms,
WASL scores
went up;
therefore,
uniforms
improve
WASL scores.

8. Slippery
Slope

9. One thing
will cause
another
which will
cause
another
and so on

10. Anecdotal Fallacy
Anecdotal
Fallacy

11. Anecdotal Fallacy
Don’t Buy
that
Volvo!

12. Either /Or Fallacy

13. You’re ...Or You’re
Either with the
with us... terrorists

14. Ad
Hominem

15. Attack
the
opponent
not the
Argument

16. Tu Quoque
Bill: "But you are
Peter: "Based on the wearing a leather jacket
arguments I have presented, and you have a roast
it is evident that it is beef sandwich in your
morally wrong to use hand! How can you say
animals for food or that using animals for
clothing." food and clothing is
wrong!"

17. 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!

18. “You can’t give me a
C. I’m an A student!”
Circular Argument

19. Gambler’s Fallacy

20. This time I’m due
for a big game!