Why we learn more from our successes than our failures


	Why we learn more from our successes than our failures

einbar

7-29-2009 2:58 PM

259 views

einbar says:

"Brain cells may only learn from experience when we do something right and not when we fail".

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7-29-2009 10:54 PM

BartendingBear

I wonder if these researchers ever heard of a young fellow named Thomas Edison. Something tells me this research needs more vetting.

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/ef82f186-e467-40a4-b104-794b8b7c11ec/1C7268AD-0988-4A92-96B0-17CC8527D8A7/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.physorg.com/news168092756.html" href="http://www.physorg.com/news168092756.html" style="font-size: 11px;">www.physorg.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.physorg.com/news168092756.html">
<H2 itxtvisited="1">Why we learn more from our successes than our failures</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.physorg.com/news168092756.html">
<P class=clear-left itxtvisited="1"><STRONG itxtvisited="1">If you've ever felt 
doomed to repeat your mistakes, researchers at MIT's Picower Institute for 
Learning and Memory may have explained why: Brain cells may only learn from 
experience when we do something right and not when we fail.</STRONG> </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.physorg.com/news168092756.html">Earl K. Miller</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.physorg.com/news168092756.html">have created for the first time a unique snapshot of the learning process that 
shows how single cells change their responses in real time as a result of 
information about what is the right action and what is the wrong one. </blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.physorg.com/news168092756.html">We have shown that brain cells keep track of whether recent behaviors were 
successful or not," Miller said. Furthermore, when a behavior was successful, 
cells became more finely tuned to what the animal was learning. After a failure, 
there was little or no change in the brain — nor was there any improvement in 
behavior</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.physorg.com/news168092756.html">The study sheds light on the <A class=textTag 
href="http://www.physorg.com/tags/neural+mechanisms/" rel=tag>neural 
mechanisms</A> linking environmental feedback to neural plasticity — the brain's 
ability to change in response to experience</blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/1C7268AD-0988-4A92-96B0-17CC8527D8A7/blog/" title="blog or email this clip"><img src="http://content7.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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