An expert in nonverbal communication tackles the science of smiles and their extraordinary social impact. When someone smiles, the effects are often positive: a

“A charming, thoughtful book, one that makes a powerful case for smiles as ‘social acts with consequences.’ ”—Boston Sunday Globe When someone smiles,

Required reading at Harvard Business School and Columbia Business School. Everyone wants to be more appealing and effective, but few believe we can manage the p

Wharton professor Richard Shell created the Success Course to help his world-class MBA students answer two questions that aren’t as obvious as they seem: “W

In this book, the authors discuss the recent developments in computational techniques for automated non-invasive facial emotion detection and analysis with part