In fiction, we often see a suave criminal tricking the lie detector or some low-level thug cracking under the weight of his own deception. Just how accurate are these portrayals? Can people really fool a polygraph?
To answer both those questions, it isn’t as simple as it seems. Whether your characters are innocent or guilty, they have plenty to worry about with a lie detector test. Let’s discuss what actually happens during this examination. Continue reading Writer Research: Polygraphs