ENID, Okla. — Enid Police Department soon will gain another fully certified polygraph examiner. EPD Officer Spencer McCarter spent 10 weeks in Austin, Texas, attending the Texas Department of Public ...

The polygraph examination is a key component of the security clearance process for individuals seeking access to classified information in sensitive government positions, usually within the ...

Unfortunately, dishonesty or honesty via polygraph can be easily manipulated by the machine operator. I have experience with the machines as part of criminal interrogations training, I have witnessed ...

The owner of the website polygraph.com is being accused of training customers how to lie and conceal crimes during polygraph tests. Former law enforcement officer Douglas Williams is charged with ...