The second reason the authors underlying message of polygraphs being unreliable is effective is because, he states that they are not technologically sound. Polygraphs only provide certain information that has to be interpreted which can become difficult when dealing with important things such as murders as interpretation are not needed, straight facts are. Polygraphs are seen as devices that can give direct insight into whether a person is telling the truth or not but, this article shows that polygraphs only the ability to interpret information as it states that polygraphs, at the end of the day, do not say whether a person is being truthful or dishonest. Some feel as if polygraph tests present nothing but the truth and factual information;
