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| Notice: GeekPress is back up and running, thanks to Paul! It's still a not-so-serious tech news blog, but the format is significantly looser. Diana, having given up programming for philosophy, has her own philosophical blog NoodleFood. More of her work can be found at DianaHsieh.com. |
| Brain scanning to detect lies? |
1:06:41 pm mst / 7 January 2001 found by paul / filed in legal / source U.S. News 46 hits / 1 comment / 0 e-mails |
| A fascinating summary of some of the scientific attempts to detect lies with direct brain scanning. There's also a discussion of the related technique known as "brain fingerprinting" and a link to its use in the Harrington murder case. |
| A couple of years ago, Diana and I read an excellent science fiction novel called The Truth Machine. It's set about 20-25 years in the future, and it shows the radical changes that unfold in our society when someone invents a 100% reliable lie detector. We may be closer to that world than we think! |
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| Comments |
| This comment board has been retired. |
There are no lie detectors. by MysteriousStranger 11:05:20 am mst / 8 January 2001 / # 1 |
Truth is a philosophical abstraction. What a person holds to be true is a subjective evaluation only. There are not now, nor can there ever be, an objective "lie detector". The lie detector is a myth.
The modern polygraph is a tool for intimidation. As an arbiter of truth, its accuracy rivals that of a tossed coin. Insights into how the polygraph really work are available at http://www.kimsoft.com/2000/kub_viii.htm
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