Ramón A. Feenstra is a lecturer in the Department of Philosophy and Sociology at the Universitat Jaume I of Castellón, Spain. Andreu Casero-Ripollés is head of the Department of Communication Sciences and associate professor at the Universitat Jaume I of Castelló, Spain.John Keane is Professor of Politics at the University of Sydney and at the Wissenschaftszentrum Berlin, Germany. Simon Tormey is a professor at the School of Social and Political Sciences at the University of Sydney, Australia.

• Foreword IntroductionChapter 1 The transformation of political logics. Beyond the ‘horizontal’ and the ‘vertical’? ‘Vertical’ versus ‘horizontal’Towards a differentiation of the 15M political repertoireThe 15M political repertoire and the vertical-horizontal theoretical axisActivists’ responses to the vertical-horizontal axisTowards a characterisation of 15MConclusionsChapter 2 The emergence of new political partiesFrom street protests to taking over the institutionsThe new parties and digital mediaThe impact of the new parties on party-based democracyConclusionsChapter 3 The appearance of monitoring as an emerging political dynamicMonitory democracy: political transformation in communication-saturated societiesThree main fields of monitoring: governmental, civic and sharedTypology of civic monitoringConclusionsChapter 4 Two-way street mediatisation of politics or overturn? The social media communication models of 15M and Podemos Social media and mainstream media in today’s political communicationThe 15M communication model: the relationship between online political activism and the mainstream mediaPodemos’ communication model: take on the media without abandoning the networks *Conclusions: democratic innovations and contributions from the field of political communicationConclusion: the Spanish political laboratory in actionReferences