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Situations where Lie Detector Testing may be used?
When there are uncertain feelings about the activities of your spouse or if you are constantly being accused by paranoid spouse. Have you been wrongfully accused of an something you did not do? Someone could be make a false claim to gain advantages and this is where the Polygraph can be of assistance to verify the innocence of one party, especially where there may be grey areas. Our experienced specialist testers are available for you Australia wide to address whatever adverse situation you may find yourself in. Clients range from private individuals to large companies.
Law enforcement agencies in the USA arrange polygraph (lie detector) tests as a means to detect whether someone is being truthful or deceptive. Although not legal in a trial they can be used to point suspicion away or toward a suspect. People are not able to hide the physiological conditions that occur within the human body when telling a lie.
The Latest Computerised Lafayette LX4000 Polygraph Hardware with up to date software provide the most accurate results available to date. These instruments have the highest degree of accuracy when used by our qualified and experienced examiners.
How does one become a Lie Detection Professional?
Polygraph Examiners are fully qualified and certified members of the British & European Polygraph Associations. To qualify for full membership a person must have a degree, preferred ex law enforcement experience and have completed an accredited course in polygraph science at a school approved by a recognised association. Continuous studies and professional development is encouraged by undertaking additional advanced training at least every second year in the United States.
What is the process of a Lie Test?
A typical polygraph test includes three stages which consist of an interview, a data collection phase and a test data analysis phase.
Lie Detector Interview Stage involves the examiner reviewing the backgrounds of the people and the facts of the case and completing the required paperwork. All the questions are constructed and reviewed to ascertain responses of yes or no. Various pre test dialogue is made as part of the process before moving on to the next stage.
Data collection phase is where the sensors are attached to the person and the chart collection process commences. The questions are read to the examinee. The test is done three times for accuracy. After each question is asked, a 25 second period follows whereby the instrumentation records autonomic responses to each question.
During the last test phase, the graphs will be analysed and calculations made as to whether the person has been truthful. The skills, qualifications, training and experience of the examiner are essential in ensuring accurate results.