Dan is an academic with an enduring interest in trace data, the adoption, utilisation and repurposing of social networking technologies in various domains of social and political activity as captured by multiple analytical perspectives including those in social movement, political behaviour, political and social psychology, science and technology studies.His empirical research has concentrated on participation in contentious politics, civic mobilisation, transnational activism, climate change politics and disruptive communication. In his recent studies, he has focused on the relation of networked communication to individual involvement in public protests; on notions of shared collective identities and social learning among networked participants; on organizational change among digitally connected activists as well as social and political aspects of disruptive communication (including dis/misinformation) online.