Polygraph for filtering candidates – Learning from experience

Real cases with pseudonyms:


The question of the need for a polygraph examination when filtering job candidates has appeared in the media from time to time. The reason for this is clear – Various organizations are interested in presenting themselves as workplaces that promote employees and fear the image of an “interrogation room” attached to a polygraph. Our experience has shown that when bypassing an examination of the credibility of a candidate, the damage can be far greater than the expedience.

A truth machine or a lie detector?

Since the dawn of civilization, human beings have been trying to develop a lie detector, a machine that is able to determine which of two contradictory versions is correct at the press of a button. Such a lie detector would be able neutralize the reporter’s hidden incentives, ambitions or beliefs in any report, description or testimony.

Why do insurance companies insist on a polygraph examination?

This question is often raised while handling a claim within an insurance company. It would appear that the source of the question stems from disappointment in the fact that “I am not believed” and from the feeling, described by the insured that insurance companies shirk their responsibility. In this brief article, I will attempt to put things in order and explain why, in many cases, it is worthwhile considering an insurance company's proposal of a polygraph examination positively.

Polygraph examinations; how do they work?

A polygraph is an apparatus that assists in diagnosing lies. As his hinted from its name, (poly = a lot, a graph) a polygraph apparatus translates physiological responses received from the respondent's body, which is connected to the polygraph apparatus, into graphical records that the qualified polygraph expert can diagnose as responses that are proof of true or false statements. 

Consultation and Accompaniment for Establishing Polygraph Laboratories

The staff at the Gazit International Polygraph School  has rich experience in establishing polygraph laboratories for local and global private and government institutional bodies. Within the framework of the added value that the school offers, a senior team of examiners accompanies organizations throughout the process of establishing a laboratory; from the conceptual stage to daily operations.

Polygraph Equipment

Similarly to other fields, the polygraph equipment field is also updated from time to time, with more advanced technological development. Digital apparatuses, which are equipped with sophisticated user friendly software and hardware that is the result of development at leading physiological laboratories, have replaced analogical polygraph equipment. These computerized polygraph instruments are convenient user-friendly tools for polygraph experts.

A Polygraph Examination Following an Event

At the time that a criminal event or an ethical offense takes place in an organization, the organization and its managers find themselves lacking direction. Within moments the organization's employees in general and those who were proximate to the incident in particular, become suspects.

Periodic Polygraph Examinations for Employees in an Organization

Research into the field of employment offenses has shown that it is impossible to identify any employee with a potential for betraying his employer’s trust according to a sectarian identity and socioeconomic belonging etc. In each population group there are employees who betray or who have, in the past, betrayed their employer's trust. Furthermore, many of these employees were considered to be acquainted with a manager, especially likable and earned the full trust on the part of the administration – Only a few of these instances were even published in the communications media.

Polygraph examinations during Arbitration

Similarly to legal proceedings, during arbitration, the difficulty of determining which of the parties’ versions is correct could arise. This is especially true when the facts presented in one version contradict the facts in the second version.