Highlights•Experiences of collective action can lead to psychological changes which are
sustained by group support and communication.•Riots can spread via shared identity among …

Social support and an emerging sense of community are common in flooding, but postflood
group dynamics have not been fully addressed. In the context of a flooded community, we …

Climate change is increasing the prevalence and impact of extreme events, which may have
severe psychosocial aftereffects for the people and communities who are affected. To …

Psychology as a discipline has historically served the interests of dominant groups in
society. By contrast, contemporary trends in psychological work have emerged as a direct …

Life in society revolves around social norms. These norms play a crucial role in regulating
and influencing individuals' behavior, both at the societal and individual levels. They offer a …

Research from crowd psychology and pedestrian dynamics can inform one another to
improve understandings and predictions of collective behaviour. In this chapter, we provide …

During the COVID-19 pandemic, organizers of crowd events must facilitate physical
distancing in environments where attendees previously enjoyed being close with ingroup …

This paper considers collective action non-participation by people sympathetic but not
committed to participating in actions for social change ('sympathisers'). We conducted a …

In this paper, I argue that the study of crowds provides important lessons for social
psychology in four key areas. First, it reveals the political influences which shaped and …

Dominant messages about the capabilities of those with dementia post-diagnosis are often
dehumanising and focused on mental declines. Additionally, carers for those with dementia …