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1. Why can you still read a message on a faded & torn billboard sign?

2. If you suddenly lost all perceptual constancy, what specific problems would you have?

3. Would a one eyed pitcher have any particular problem playing baseball?

4. What has to happen to our perceptual process before we see an illusion?

5. Could advertisers make any honest claims for subliminal tapes?

6. How could you test your friend's claim of having had a psychic experience?

7. What do illusions add to our perceptions of the world?

Topics in Psychology
Robert C. Gates