Stream Of Illusion is a text that talks about awareness and
consciousness. Rita Carter, the author wants to show us how weak is our ability
to get all what we have in our surrounding. When we focus on something, we do
not really pay attention to what is going on in the outside of this thing that
is, we know what we aim to know.
There is also another part, which essentially deals with the
ability of our senses to mislead us. We can in fact be misled quite easily. The
author also discusses how our brain captures an image of our surrounding and
uses this image to identify what is happening around. The example given in the
text by the author is that while reading a book, you might think you are aware
of what is happening around you. If something moves in the left of your vision
interval, and you are focusing on the text, you will probably miss this event
since you only have a brain image of your surroundings, which means your brain
needs to update somehow the image it has in order to be aware of the motion.
There is also a part where the author talks about an experiment conducted in Harvard
University, where the participants have to read carefully a paper given, and
give it back after a certain period. The experiment is to prove how accurate is
our perception of tiny but significant changes. The participant were actually
faced to two different people, one that gives the paper, and the other that
collects it just after the period is completed. Only few participants noticed
that there was somebody else that collected the paper that has different
characteristics (hair, eyes…). The others, when asked, were not able to say
something about that and were still thinking that it was the same person that
gave the paper, that collected it afterwards.
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