[extropy-chat] I knew this was coming

Mike Lorrey mlorrey at yahoo.com
Tue Nov 30 16:50:46 UTC 2004


Keith, this is your out! You can submit yourself to this brain scan and
submit it as proof that you are being persecuted!

--- Keith Henson <hkhenson at rogers.com> wrote:

> http://www.nature.com/news/2004/041129/full/041129-1.html
> 
> Published online: 29 November 2004; | doi:10.1038/news041129-1
> Brain imaging could spot liars
> Mark Peplow
> Tests reveals patches in the brain that light up during a lie.
> 
> Lying activates tell-tale areas of the brain that can be tracked
> using 
> functional magnetic resonance imaging (fMRI), according to scientists
> who 
> believe the technique could replace traditional lie detectors
> 
> snip
> 
> Faro and his colleagues asked six volunteers to fire a toy gun. The 
> subjects then lay inside an fMRI scanner and lied about having fired
> the 
> shot. They also received a polygraph test. Five more volunteers who
> did not 
> shoot the gun were tested in the same ways to compare their
> responses.
> 
> Both tests caught out the liars and identified the truth-tellers in
> every 
> case. The fMRI scan showed that specific areas of the brain were
> active 
> during lying, including key parts of the frontal, temporal and limbic
> 
> lobes. Overall, more areas of the subjects' brains were activated
> when they 
> lied.
> 
> snip
> 
> However he points out that the method will need to be made much
> cheaper 
> before it could be used routinely. Efficient lie detectors are needed
> to 
> beef up security in airports, he says, but million-dollar fMRI
> machines are 
> simply not an affordable solution.
> 
> snip
> 
> It is too early to tell whether fMRI can be fooled in the same way as
> the 
> polygraph, says Faro. However, he says that the results are promising
> 
> because these characteristic brain patterns may be beyond conscious 
> control, rendering it much more difficult to cheat.
> 
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> 


=====
Mike Lorrey
Vice-Chair, 2nd District, Libertarian Party of NH
"Necessity is the plea for every infringement of human freedom.
It is the argument of tyrants; it is the creed of slaves."
                                      -William Pitt (1759-1806) 
Blog: http://www.xanga.com/home.aspx?user=Sadomikeyism


		
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