Available Open Access digitally under CC-BY-ND licence This book pulls back the curtain on the link between technology and activism. It explores the intricate ways activists from Italy, Spain and Greece interact with data on a day-to-day basis and shows how they navigate the impact of digital media on today’s grassroots politics. It is an invaluable contribution to our understanding of how modern politics' deep media integration reshape social movements and contemporary political landscapes.Available Open Access digitally under CC-BY-ND licence This book pulls back the curtain on the link between activism, media and technology in the quiet times of politics when people are not protesting. Introducing the novel concept of the ‘data stream', it explores the intricate ways in which activists interact daily with various types of data and how they navigate the impact of digitalization and datafication on today’s grassroots politics. Through rich, empirical data from Greece, Spain and Italy, Activists in the Data Stream makes a nuanced contribution to our understanding of activists’ daily political engagement in an ever-changing media and political landscape.