Tuesday, May 20, 2008

aging brains

i read two articles today about memory--one in the New York Times and one in Wired. one discussed a software program called Super Memo, created by Piotr Wozniak, that actually figures out how long the interval is between you first learning something and subsequently forgetting it. the idea is to 'remind' you of the new information just at the moment before you forget it. theoretically your interval of remembering the information gets longer and longer. so that let's say initially the interval is 5 minutes, the next one is 15, etc.

the other article was about the aging brain. aside from people who develop alzheimer's, which according to the Times article is an alarming 13% of americans 65 or older, peoples' brains behave in different ways as we age. they take in more information and 'stop to process' when presented with words that are out of place in a paragraph, for instance. whereas a young college student will no doubt keep reading as if the "distraction" didn't even exist. so what this says is that the older brain is processing more information. it may not focus exclusively on what seems to be the issue at hand, but by taking in more information may end up having a broader knowledge of the subject which could come in handy. as an example an older person may notice certain details in a speaker's presentation that convey as much or more information than their actual words. the details could emphasize certain beliefs or even belie what they are saying.

and there was this in the Times article: "A reduced ability to filter and set priorities, the scientists concluded, could contribute to original thinking."

So maybe that explains my 'creativity.' [smile]

and also that perhaps the taking in of more information from a situation (which is what the older brain does) combined with the array of stored knowledge results in what we call "wisdom." nice.

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