The beginning of the European Immunization Week, which will be followed in a few days by the World Immunization Week, is a perfect chance to remind the importance of vaccination and immunization programme. Among the several initiatives to keep the attention high on such a topic, one involved even the Lego group. Lego ideas is a website developed by the famous Danish toy company where fans may share ideas and proposals for new Lego set. The website allows everyone to post an idea and to gather support.
Viruses and bacteria are not the only ones to spread during an epidemic. Rumours and misinformation can do that too, eventually leading to the constitution of a parallel information system that could undermine the efficacy of the institutional communication. Similar situations often arise in case of contested knowledge or when only few highly technical experts are left dealing with scientific information.