Transcript was das Hirn alles kann …

IMAGES & ILLUSIONS …
‘When our neurons interpret what our
eyes “see“
But what do we exactly see?
Jacques Guyot. Camaret 2013
Accrodibg to an birtish acdamic
suvrey, the odre of the lttres in a
wrod does not raely mettar. Waht‘s
ipmorontat are the frsit and lsat
ltetres..
La cascade perpétuelle
(Maurits Cornelius Eischer)
Sens dessus dessous…
What can you see?
Psychologists showed that children never see
the naked couple, but …
Nine dolphins !
Can you see them too?
Quickly read aloud the colour of the following word
YELLOW BLUE ORANGE
BLACK RED GREEN
PURPLE YELLOW RED
ORANGE GREEN BLACK
BLUE RED PURPLE
GREEN BLUE ORANGE
Explanation
John Ridley Stroop’s theory (1935). You can read word faster than colours. There are
interferences.
Theory of selective attention : you must pay more attention to name a colour than to read a word.
What is the colour of A and B squares?
Comparison between the two squares
What is the colour of A and B squares?
Comparison between the two squares
What do you see?
•
A potery or two faces?
In fact, nothing moves..
Count the black dots…
...are the horizontal red lines parallel or not ?
One spiral or circles?
Just concentrate on the cross in the middle of the picture. After a short while,
you‘ll see that the pink rotating circle is in fact GREEN ! !!!