The role of social identity in institutional work for sociotechnical transitions: The case of transport infrastructure in Berlin

Generally, sociotechnical change requires that agency is exercised across multiple, connected levels or contexts. Yet there very little work in the sustainability transitions literature theorises these connections ways acknowledge individual-level processes involved. Here we show how identity theory can connect macro- and micro-levels of analysis, with construction being a social psychological process also involved institutional work. For empirical illustration use case emerging mobility Berlin, Germany, particular aspects for infrastructural favor cycling. The study shows common among varied actor groups has been key to citizen campaign safe cycling infrastructure. socially inclusive relating made possible by prioritizing development network comprised weak ties stakeholders, rather than closer-knit based on more exclusive group sporty cyclists. findings are discussed light both models theory. implications scaling niche practices considered.