Vyvance Medication

Vyvance Medication

A medication that may affect polygraph test data In the past, several people have asked me if the medication they have been prescribed will interfere with their polygraph test.  I tell them that most medications generally do not have a great impact on polygraph testing. However, there are some medications that do. Lafayette Instrument Company […]

EPPA Exemptions for Employers

EPPA Exemptions for Employers

ELECTRONIC CODE OF FEDERAL REGULATIONS   Title 29: Labor  PART 801—APPLICATION OF THE EMPLOYEE POLYGRAPH PROTECTION ACT OF 1988 Subpart B—Exemptions §801.12   Exemption for employers conducting investigations of economic loss or injury. (a) Section 7(d) of the Act provides a limited exemption from the general prohibition on lie detector use in private employment settings for employers […]

Does Polygraph Really Work?

Does Polygraph Really Work?

Polygraph for the most part does work reliably. There are many good scientific studies that indicate that polygraph testing is much higher than the probability of chance. These studies indicate that polygraph is somewhere between 85 to 95% reliable. I have been doing polygraph tests for over 32 years and can only think of a […]

Employee Theft

Employee Theft

Workplace Thefts Workplace polygraph testing has declined since the passage of the American polygraph Protection Act.  The Employee Polygraph Protection Act of 1988 (EPPA) generally prevents employers from using lie detector tests, either for pre-employment screening or during the course of employment, with certain exemptions. Employers generally may not require or request any employee or […]

Another Immigration Case

Another Immigration Case

This post deals with an immigration case that is currently under litigation. I have omitted the names of the principles and some of the factual information in order to protect the identities of the parties. Please take no reference from this article that I am referring to any particular parties. This post is about a […]

Use of Polygraph in Immigration Cases

Use of Polygraph in Immigration Cases

The Immigration Case  Based on a true polygraph case   An ever increasing number of immigration cases are utilizing polygraph tests to determine the immigrant’s truthfulness about deportation issues.   This article is based on a resent polygraph examination.  I have not included and identifying information about the immigrant.  No one should infer or claim that […]

Lie Detector Test in Maryland

Lie Detector Test in Maryland

If you want to use or take a lie detector test in Maryland you should know what laws apply.  There are no laws, regulations or licensing regulating polygraph examiners. However, Maryland has a very old law mostly dealing with employment.  Under Maryland law, an employer may not require or demand a polygraph test as a condition […]