Its language hand has gained new urgency. When the most expressive part of the face is hidden, the rest of the body has to compensate. We can track eye movements, notice how tense their shoulders are or the direction their feet are pointing, but the most essential communication device of all is the hand. When in-person teaching returned, associate professor Richard Hughes Gibson observed that most effective communicators, whose faces were hidden, were also the most dramatic. Discover the art of chirology and Hughes Gibson's journey to understand the world of communication without words better.