“…Tyrrell et al (2004), for example, states that designing and implementing research-based public education campaigns aimed at reducing pedestrians' overestimates of their own nighttime visibility could increase pedestrian safety. An earlier study (Mendelsohn 1973) argues that social science research can make public campaigns more effective by determining appropriate targets, themes, appeals, and media vehicles. As suggested by the study, the major task facing the communicator is to recognize, understand, and attempt to overcome public apathy.…”