Research by Business Insider claims that when you lie you end up closing your eyes for longer than a second. The main character, Cal Lightman, is based on Professor Ekman himself. Lightman studies nonverbal behavior to solve crimes—judging emotions, reactions and micro-expressions. Nonverbal behavior is one of the key aspects of communication. Each of these emotions has its own set of facial expressions that can be observed in people. It varies from person to person, even cultures. For instance, if you have a sullen, unexcited look on your face while making a speech, the audience will find it uncomfortable.

What is body language?
1. Multiple systems of emotion recognition
Try out PMC Labs and tell us what you think. Learn More. The expressions we see in the faces of others engage a number of different cognitive processes. Emotional expressions elicit rapid responses, which often imitate the emotion in the observed face.
Why is nonverbal communication important?
Emotions can play a huge role in negotiations, and emotions are played out on our face. We can choose our words, the tone of our voice and body language. Yet apparently, the things we don't actually say can convey volumes of information. What we really think and feel is mirrored in our facial micro-expressions. Facial expressions in communication can help determine if we trust or believe what they are saying, and vice versa. The truth is always in the non-verbals — in gestures and facial expressions in communication. So you can even say that the micro-expressions are a language all of their own. Everything else is the truth.
According to Indeed data, communication skills consistently ranked among the top skills most commonly listed in new job postings by employers in Having strong communication skills is essential for building both personal and professional relationships. There are two predominant types of communication: verbal and nonverbal. While most of us are aware of and use verbal communication on a regular basis, nonverbal communication is most commonly not intentional and can offer considerable information about both people and situations. In this guide, we will discuss what nonverbal communication is, why it is important, how to read it and how you can improve your nonverbal communication skills. Nonverbal communication is the transfer of information through the use of body language including eye contact, facial expressions, gestures and more. For example, smiling when you meet someone conveys friendliness, acceptance and openness. Everyone uses nonverbal communication all the time whether they know it or not. Nonverbal communication is dependent on seeing and analyzing physical movements as opposed to verbal communication , or the use of language to transfer information through written text, speaking or sign language.