+ WHAT IS A POLYGRAPH & HOW IT WORKS?
A polygraph is a scientific instrument used to detect deception. It simultaneously and continuously measures breathing patterns, relative changes in blood volume and Electro Dermal Activity (Changes in sweat).
The term "polygraph" literally means "many writings." The name refers to the manner in which selected physiological activities are simultaneously recorded.
+ WHAT PROCEDURES ARE FOLLOWED DURING A POLYGRAPH?
+ HOW ACCURATE ARE THE POLYGRAPH?
The American Polygraph Association says the polygraph is 85% to 98% Accurate, there are studies on record that suggest polygraph is even more accurate.
+ CAN A PERSON BE FORCED TO TAKE A POLYGRAPH EXAMINATION?
Unless stipulated in a contract, no person can be forced to undergo a polygraph examination. However, it must be kept in mind that the polygraph is a quick and effective tool to assist in any investigation and could be the quickest and most effective way of excluding an innocent person from the continuous investigation.
+ CAN NERVOUSNESS AFFECT THE EXAMINATION RESULTS?
The polygraph technique allows for a person’s general nervous tension. Most people will be nervous before and during a polygraph examination. This however only affects the level from which recordings are made and does not affect the result of the examination. In other words, the level of nervousness will not have any negative affect on the test.
+ HOW CONFIDENTIAL IS A POLYGRAPH EXAMINATION?
Every conscious effort is made to ensure that the privacy of the examinee and the client's information is kept confidential. All files are restricted to those immediately involved in the procedure. The information will only be disclosed to those who (and others as may be required by due process of law) are entitled to the facts concerning the results.
+ DOES A POLYGRAPH DETECT LIES?
No, a polygraph records physiological responses to a series of questions presented to an individual by a QUALIFIED polygraph examiner using a validated testing format. The examiner is then able to decipher the chart Polygram’s and render a diagnostic opinion as to the veracity of the subject being tested.
+ WILL I KNOW WHAT QUESTIONS ARE TO BE ASKED DURING THE EXAMINATION?
Yes, all questions are reviewed with the examinee prior to any polygraph testing.
+ ARRANGING POLYGRAPH TESTING
As we are constantly busy we prefer to work by appointment, but we realize there are times you might need a polygraphist very urgent, feel free to contact us.
We can normally provide a testing slot within two or three working days of an appointment being requested (see quotes and bookings).
Before making a booking please note the following important requirements:
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