A simple act of motivation priming can significantly impact the validity of test results, which is crucial for institutional accountability. The progression of the studies discussed in this article illustrates a clear trajectory of building upon previous findings to refine and expand the understanding of motivation priming when gathering…

This study assessed the effectiveness of posting signs for reducing graffiti in three men's restrooms on a college campus. Immediately following the intervention, no marks were made, and results were maintained at three-month follow-up. A possible explanation for the results is that the signs specified an altruistic contingency. (Author/DB)