Of course you are! Among the learning objectives in your training program are to identify and demonstrate appropriate non-verbal communication and to develop an awareness that people differ in how they make decisions, how they process information, and how they communicate.
According to this article [which contains a couple of interesting exercises] in CIO, accurately interpreting the meanings of nonverbal communications, especially facial expressions, is a skill that can make you more effective in your leadership role and then you can decide whether and how to act on the information you obtain just from reading faces.
Imagine that!
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