You might imagine that polygraph technology is only used to find out whether someone is being truthful or dishonest. But when we look at how police use lie detector tests it is much more than that.
The polygraph is possibly one of the most intriguing yet misunderstood devices in the scope of investigatory methodology. But part of the reason inconclusive lie detector results occur is because examiners are not qualified, accredited or experienced.
Polygraph examinations are now commonly used in pre-employment screening and for pre-relationship/marriage purposes. So is there anything you need to do in preparing for a lie detector test?
A survey conducted by Virgin TV claims to have identified who lies more as far as men and women are concerned. 75 percent of British nationals confessed to telling lies to their partners but who does it most?
This year we have seen a considerable rise in the use of lie detector tests in London for employee theft. A sensitive issue, theft in the workplace needs to be handled discreetly.
In addition to queries relating to how the polygraph works we also get FAQs about lie detector tests and the actual questions that can be asked. Here are some answers.