In practice I worked predominantly on children matters both public and private in nature. It was not infrequently that I was asked by clients why they couldn't "take a lie detector test" to prove the validity of the issue they were concerned with. For this I am suspicious of Jeremy Kyle.
I would explain to these clients the nature of evidence the ethos of the Family Court and the overriding responsibility of the judge to properly consider all evidence put before the court and determine the given facts as required. That quite simply is how it is done. We do not rely on polygraphs to tell us whether someone is being dishonest. No ... you will not be hooked up to a machine to trace change in your physiological conditioning during questioning.
I had never really thought to look into much about the concept of a lie detector test. In 2011 the American Polygraph Association (APA) gathered together over 200 reviews on the testing to produce an executive summary of the validity of polygraph techniques. The...
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