And polygraphs, of course, don't work: https://www.smithsonianmag.com/smart-news/lie-detectors-dont-work-advertised-and-they-never-did-180961956/ https://www.sm

And polygraphs, of course, don't work: https://www.smithsonianmag.com/smart-news/lie-detectors-dont-work-advertised-and-they-never-did-180961956/ https://www.smithsonianmag.com/smart-news/lie-detectors-dont...