What if you could increase your salary by 15 percent and kick problems and worries to the curb simply by learning how to detect a lie the moment it starts? What if you had an easy-to-use test that tipped you off the instant someone held something back from you? No machine built to date has proven more effective than a well-trained human lie detector, says world-renowned body language expert Janine Driver, a former federal law enforcement investigator who has trained agents at the ATF...