Confessions during polygraph tests are not uncommon – in many cases the mere knowledge of facing the polygraph test compels many subjects to confess, even before testing begins. Here are a few examples of successful polygraph tests conducted by CSI Africa where subjects confessed to their crimes.
Lie detection sans polygraph machine has become a feature in many popular television series, and it gives characters imbued with this ability almost superhuman status. But is it real or not? Can deception be inferred from facial expressions? Well, no and yes.
The occurrence of polygraph testing in South Africa is rising, with employers, employees, and private individuals relying on test results to facilitate the swift and accurate resolution of disputes and conflicts, and the allaying or confirmation of suspicion.