>Spencer Coffman, a certified expert in micro-expressions and well-versed in human behavior, will give you a great understanding of the little hidden signs displayed by every person on Earth. These unconscious behaviors are exactly that, unconscious. Because of this, they are often unrecognized. However, with training, they can be seen and lies can be detected. Of course, there are many books on the market about body language. However, this is the first one that takes the form of a study guide or lesson plan and is focused exclusively on deception.