they don't have value as evidence in the sense that they are beatable, but they still have some value as a fear and compliance tool for personnel. US govt doesn't expect them to be foolproof but by regularly polygraphing agents you can raise the difficulty level for other govts to turn your people.
That's wild. They don't work. You can't use them as evidence in any US court.
they don't have value as evidence in the sense that they are beatable, but they still have some value as a fear and compliance tool for personnel. US govt doesn't expect them to be foolproof but by regularly polygraphing agents you can raise the difficulty level for other govts to turn your people.