New analysis of infants lends further credence to the rapidly advancing
theory of mirror neurons. Key to learning, mirror neurons fire in our
brains when we perform physical actions but also fire similarly when we
observe other people conducting those same actions. Psychologist Claes
von Hofsten
<http://www.mis.informatik.tu-darmstadt.de/events/cosy-ss06/meritUU4E.pd\
f>   of Uppsala University <http://www.fu.uu.se>   in Sweden has shown
that these cells become active before our first birthdays, earlier than
scientists had anticipated.



In a 2003 experiment adults stacking blocks shifted their gaze to the
site to which they were moving a block a few hundred milliseconds before
the object reached the target. They did the same when watching others
perform the same task. This year von Hofsten and his colleagues
monitored the eyes of infants as they watched a video of a person
putting little balls into a pail. Babies learn to perform this task at
around nine months of age, suggesting that older infants should be able
to anticipate the videotaped action but not younger infants. Sure
enough, the eyes of one-year-old babies flicked ahead to the goal as
they watched, but six-month-olds gazed willy-nilly.



In a control experiment the children watched animated balls moving to a
basket on their own; the one-year-olds showed no anticipation in this
case. Von Hofsten says the result indicates that infants evoke their own
motor systems to understand other people's actions, thanks to mirror
neurons. Neuroscientist Marco Lacoboni
<http://www.cogsci.ucsd.edu/display_simple.php?cat=event&page=112>   of
the University of California <http://www.ucla.edu>  , Los Angeles, adds
that "it is likely that the behavioral change is initiated by a
qualitative change in mirror neurons." An interesting next step, he
notes, would be to see if differences in gaze can predict autism.



Happy Learning,



Yovan P. Putra

www.primastudy.com <http://www.primastudy.com/>



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