I think it's pretty widely accepted that they don't work as a "is this person telling the truth about _____"
They're fine if you don't mind false positives (true statements flagged as dishonesty). This is largely why they're still in use e.g. for hiring with the CIA. It's much better to filter out many otherwise fine candidates than it is to let someone in who would lie at that point in the interview.
They're fine if you don't mind false positives (true statements flagged as dishonesty). This is largely why they're still in use e.g. for hiring with the CIA. It's much better to filter out many otherwise fine candidates than it is to let someone in who would lie at that point in the interview.