It is a tool of truth for investigators and defense attorneys, but not prosecutors. Laws restrict the use of polygraphs on employees and bans lie detectors from court. It may be futile, but it is ...

I am a former associate director in a state physician health program (PHP). I also hold faculty appointments at Baylor College of Medicine and Harvard Medical School in medical ethics and psychiatry.

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 ...