Federal agencies have stepped up their efforts over the past few weeks to find potential leakers, and some — like the FBI, the Department of Homeland Security and the Department of Defense — are ...

Can you handle the truth? Regardless, it’s Tommy Platt’s job to find it out. Platt, an investigator with the Aiken County Sheriff’s Office, is also the agency’s polygraph examiner. Also known as a ...

Derrick T. Dortch, president of the Diversa Group, is a career counselor who specializes in government job searches and military transition. This is adapted from a recent chat at washingtonpost.com.

Can a lie detector be made more honest? Yes, according to tech company Converus, if the human element is removed from the test administration process. It’s been 100 years since the invention of the ...

The Drug Enforcement Administration has for years violated its own policy of ruling out for employment candidates who fail or cheat on a polygraph examination, according to a watchdog review, which ...

Polygraph test results are also generally inadmissible in federal courts and in most state courts because of doubts about their reliability. Statements or admissions made by test subjects during a ...