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Lie Detection Service Popular Terms
Everyone’s heard the legend that George Washington could not tell a lie. If he had lived today, we could have easily found out if this was true or not with the advent of lie detection services. Such services routinely perform polygraph and voice stress analysis procedures to determine if a person is telling the truth or not. Led by lie detector specialists and law enforcement detectives, these companies boast effective testing results that can lead to further inquiry via interview to round out the offerings. By providing polygraph exams and voice stress analysis, these professionals can assess the truth behind what a particular person is saying, useful in a variety of industries. These tests can measure brain waves and pulses among other things to make a pass or fail assessment. You can learn some top terms for lie detection below.
Polygraph – A machine that detects and records changes on a person’s physical or physiological characteristics to determine if he or she is lying. The results may not be admissible in court, but this is ultimately determined by the presiding judge.
Voice analysis – The study of speech sounds produced by a human to provide speaker identification, speech recognition and phoniatrics.
Eye patterns – A way of determining if someone is lying or not is by the way their eyes move. For example, when someone’s eyes go up and to the left when asked a question, this typically indicates a visually remembered image, while looking to the left during such an exam indicates an auditory memory.
Heart rate – The rate at which the heart beats. Typically, increased heart rate, as well as blood pressure, during a lie detection test may indicate lying, but it could also be a result of intimidation or nervousness.
Absolute Truth Polygraph Associates, Inc. provides the highest level of professional and confidential polygraph examinations for corporate victims of internal theft, fraud and embezzlement within the guidelines of the Employees Polygraph Protection Act.
Lie detection services and professional polygraph operators are used for all sorts of reasons. First of all, you should understand that this type of testing is often done in order to uncover a the author of a felony or find a criminal. For instance, when a suspect is brought into custody, he or she may be given a lie detector test. With modern equipment and the right computer software, it can typically be determined if someone is lying. Factors that are important during this kind of testing are voice analysis, heart rate, cognitive control, brain waves, and pulse activity.
There are a number of reasons why people have lie detection or polygraph tests done. For instance, a person might suspect that their spouse is cheating. Then again, maybe a major company is having employees take a polygraph test in order to stop a thief. This kind of test is as simple as pass or fail. When a certified lie detection expert administers the test with specific computer equipment, he or she can easily record the subject's pulse, brain activity, heart rate, and level of nervousness. It is common for these types of tests to be administered to criminals after they are taken into custody.
One way to learn more about lie detection testing and polygraph experts is by using the web as a resource. There are several websites that allow you to locate certified lie detectors and professionals in your area. Since this is a major service that is practiced worldwide, there are certainly a lot of professionals in this interesting business.