Ethics is a field in which the gap between words and actions looms large. Game theory and the empirical methods it inspires look at behavior instead of the lip service people sometimes pay to norms. We believe that this special issue comprises several illustrations of the fruitful application of...

Hypocrisy is the act of claiming moral standards to which one's own behavior does not conform. Instances of hypocrisy, such as the supposedly green furnishing group IKEA's selling of furniture made from illegally felled wood, are frequently reported in the media. In a controlled and incentivized...