Background: Concussion underreporting is endemic, and social norms are an established predictor of concussion reporting behavior. However, pluralistic ignorance--a situation in which most individuals in a group hold the belief that their peers' views differ from their own, despite views actually being similar--has not been studied in this context.…

The seriousness of concussions in athletics is only recently becoming fully understood and appreciated. There are significant implications for the concussed student-athlete both in returning to the playing field and the classroom. Although practices are now in place to improve identification and management of concussions in professional sports,…