Karl Sander’s disputed polygraph test has been declared invalid after serious examiner errors emerged at the Madlanga ...

WASHINGTON – The federal government should not rely on polygraph examinations for screening prospective or current employees to identify spies or other national-security risks because the test results ...

Although polygraphs (“lie-detector” tests) are considered too unreliable to be admissible in federal and most state courts, physicians are often being forced to submit to them in physician health ...