Friday, September 13, 2019

What to do if asked to go through a lie detector at an interview

A lie detector, or polygraph, is not a new invention. Checking the physiological response to a lie was used in ancient China and ancient India. Of course, much has changed since then.

The lie detector is used mainly in the investigation of crimes. But the ability to recognize fraud is so tempting that the polygraph is increasingly used to check applicants.

Theoretically, it makes sense to use a polygraph only if the employee is taken on a post with material liability or access to classified information. But the research data say - in Russia, every tenth company offers to go through a polygraph at an interview.

We conducted a survey and found out that 15% of Russian workers passed a lie detector during an interview, 9% refused such a test.

How does a lie detector test go through an interview
If the company takes seriously the results of a polygraph test, then in addition to the applicant, the following must be present at the interview:

Polygraph Specialist
HR manager
Head of the department in which the employee will work
This will help to more accurately formulate questions and identify important points.

Sensors are connected to the subject. They start with simple questions, the answer to which is known - name, surname, age and so on. This is necessary so that the specialist sets up the polygraph.

The check itself takes about an hour. They only ask questions that can be answered with “Yes” or “No”. The questions are repeated, changing the wording. This improves the accuracy of the assessment of results.

How to fool a polygraph (no way)
Polygraph examiners claim that the minimum reliability of the results is 80%, and in practice more than 93%. But on the Internet there are many recommendations of “experienced” applicants on how to trick a lie detector.

For example, to reduce reactions, advise:

Sleep little before checking
Drink alcohol
Take sedative
Have a lot of coffee or energy drinks
Put button in shoes
We hasten to grieve - all these methods do not work and certainly will not bring health benefits.

Lawyer's comment
Lawyer GorodRabot.ru Yuri Kozhinov answered the most common questions of applicants who were asked to speak with a psychologist, and then connected to a polygraph.

How to correctly refuse a polygraph test?
You can refuse without explaining the reasons for your decision. You can refer to a state of health that affects the objectivity of the study (high blood pressure, arrhythmia, and the like).

You can say that you do not consider a polygraph as an objective way of checking the reliability of answers to questions.

If the employer refuses the candidate based on the results of the audit, how can this be challenged?
In this case, the employer argues the refusal to hire other circumstances. Officially, due to the results of the polygraph studies, they will not be refused employment, they will find other reasons.

It is almost impossible to appeal such an employer decision.

Are there any posts where polygraph screening is mandatory?
It is not possible to conduct a polygraph test without the written consent of the applicant. And the obligatory passage of the polygraph for this reason is not provided.

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