Polygraph

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. With the use of polygraph, statistics have shown an increase of truthfulness, honesty, sincerity from the part of some criminals. The polygraph has allowed a change in the attitude and behaviour of criminals to take place. While various law department - police department, FBI among others, utilize the lie detector to have control over the society's proper functioning, other companies use this method for employing people...