Rumours are an ubiquitous feature of people's social life and one of the oldest topics in social psychology. Rumours, which tend to spread during crisis situations, allow people to mitigate unpleasant feelings and construct a meaning of the surrounding world. Rumour transmission has been associated with a number of specific individual (e.g., anxiety, personal involvement) and situational (e.g., ambiguity, uncertainty) characteristics and studied with the serial reproduction paradigm (Allport & Postman, 1947) in laboratory settings. The main criticism of rumour research has been its focus on primarily individual-level analyses in an attempt to explain a social phenomenon. Furthermore, the classic serial reproduction paradigm tends to omit the essential properties of interpersonal interactions and communication processes. Despite the recent and rapidly growing trend of social network methods in social and behavioural sciences, rumour research could also include a finer analysis of individuals' social characteristics and the related complexity of real-life communication processes.Therefore, the integration of a socially situated approach to rumour transmission might be especially relevant for rumour research and promising for the study of other social phenomena by extension.Rumours are a pervasive feature of people's social life. All people have been confronted by idle conversation in their surroundings that was later revealed to be largely or even completely false. Such inexact or false hearsay can relate to daily concerns or major societal issues. Rumours about the supposed perpetrators of the September 11, 2001 terrorist attacks on the World Trade Center in New York City spread throughout the world within a few hours of the