Cook, Cathy2019-02-132019-02-132018-10-12http://hdl.handle.net/10919/87570It has often been said that as much as 80% of communication takes place non-verbally. It is certainly true that facial expressions such as what we show with our eyebrows, our smiles (or lack thereof), and body language, which is what we show with our posture and gestures, all are essential for communicating.en-USIn CopyrightArticle