This activity helps students examine key elements of truth-default theory. Specifically, by participating in a deception detection game, which secretly prompts different teams to be more or less suspicious, students learn that people's tendency to be "truth biased" leads to lower accuracy when judging actual lies and higher accuracy when…

Professional screeners frequently verify photograph IDs in such industries as professional security, bar tending, and sales of age-restricted materials. Moreover, security screening is a vital tool for law enforcement in the search for missing or wanted persons. Nevertheless, previous research demonstrates that novice participants fail to spot…