Abstract

Law enforcements round the world have always been inclined to the use of Lie Detectors. Lie Detector or the Polygraph test is one of the results of technological advancements. The Indian Law although doesn’t allows the application of the Lie Detectors in the courts to be used as an evidence. This paper will give you a background check of lie detectors and despite of the fact that it isn’t allowed, how effective has this been proved in cases. If we look at our ancient sciences also, the Ayurveda the technique to identify if a prisoner is at fault or not is the change in behavior, body language. We now call it in the modern language as psychology of an individual. This will also give a comparison of the admissibility rules of the same in different countries and how is it useful or not in their individual scenarios. Let us look at a brief history of how it was developed, the first application in a case and in the coming years do we see any changes in our Indian system of law for its application.

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