When someone smiles, the effects are often positive: a glum mood lifts; an apology is accepted; a deal is struck; a flirtation begins. But change the circumstances or the cast of a smile, and the terms shift: a rival grins to get under your skin; a bully's smirk unsettles his mark. Marianne LaFrance, called the world's expert on smiles, investigates the familiar grin and finds that it is not quite as simple as it first appears. LaFrance shows how...
Related Subjects
Psychology