Has a deal ever smelled fishy to you? I mean really fishy. It turns out that may not be the terms of the deal, but rather your impressions thereof—thanks to, well, the smell.
Research by Adam Galinsky, professor of management and organizations, and his colleagues draws a surprising link between altruistic and trusting behavior and clean smells. Participants in the study were more likely to return a kind deed if their surroundings smelled fresh and clean.