How To: Spot a liar by learning to recognize facial signs and vocal cues

Determining whether someone is lying or whether they lie consistently is one of the most important skills that you can have. This video features two experts on lying: a Hastings University law professor and Scam School host Brian Bushwood, explaining all sorts of signs you can look for to determine whether someone is lying or experiencing a strong emotional response to what you're saying. These include facial expressions, tone of voice, and hand gestures.