Surveys of childhood vaccinations are often highly inaccurate, due to parental misreporting, The authors conducted 3 experiments to examine the source of the inaccuracies. In Exp 1, parents were provided with memory aids; these aids did little to improve reporting accuracy. Two further experiments asked whether parents forgot what they knew about their children's vaccinations,… Continue reading Are reporting errors due to encoding limitations or retrieval failure? Surveys of child vaccination as a case study