Think you can tell when your colleague is upset by her furrowed brow? Think again. Despite our confidence in reading facial expressions and body language, research reveals we're surprisingly bad at interpreting others' emotions—especially at work. Explore how cultural differences, professional masks, and emotional complexity create a workplace full of misunderstandings. From the myth of universal expressions to the danger of stereotyping, discover why that quiet colleague might not be disengaged, that unsmiling teammate isn't necessarily unhappy, and how emotional transparency is largely an illusion that's sabotaging workplace relationships.