Gina Neff

Nudging Behavior Change: Using In-Group and Out-Group Social Comparisons to Encourage Healthier Choices

This paper revisits concepts of nudge in the context of helping consumers to make healthier food choices. We introduce a novel form of social influence nudge not yet investigated by HCI scholars, the out-group social comparison, and test whether this form of nudging works at the point of checkout rather than the more…