![]() ![]() Mankind has found many methods to distinguish truthfulness from deception. In the history of civilization, there have been futile or incomplete attempts to discover lies and to confirm the truth. Go to Polygraph School > The history of polygraph These tensions included changing in heart rate, feelings of anxiety or nervousness, person’s signals and other more which prove to lie. Polygraphs are based on this theory that people who lie or deceive, show physiological evidence of the tension. ![]() Notwithstanding the colloquial term, the polygraph does not recognize lies. Polygraph or lie detector utilizes mostly in law enforcement agencies and police investigations in order to examine deceptive reactions of individuals. For the first time in 1921, it was used as a lie detector. Therefore, the etymology of the polygraph originated from polys “much, many” and “Graphos” writing.īut as a term, the polygraph is a device to record the alternations of distinct pulsations simultaneously. The word polygraph is literally derived from the Greek word “Polygraphos” meaning writing much. In the end, you will get familiar with the polygraph usage in different agencies and the benefits of using it. Then, it talks about the creation of polygraph idea and the theory. ![]() After a brief explanation of the title, the article will explain about the concise history of the polygraph. A Brief Introduction to Polygraph: This article will describe the etymology, word formation and definition of the polygraph to the readers. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |