Tonight Fox premieres the show "Lie to Me" based on Paul Eckmann's work on lying, microexpressions. The link below shows a self test you can take for how well you can recognize a lie as well as recognizing micro-expressions, expressions that involuntarily cross our face (sadness, happiness, contempt, anger, disgust, etc.) Four part test. If you miss an answer, you can find out what "tell" gave away a liar or what the expression actually means.