Responding to potential hazards is likely to require precaution-related recalibration, the extensive integration of complex variables related to inferred risk and fitness. By swamping working memory with goal-demoted actions and focusing recalibration on the inferred threat, ritualized behaviors may serve to increase the efficacy of precaution-related recalibration. This benefit may be an important mechanism maintaining non-pathological ritualized behavior. (Published Online February 8 2007).