Edited by Marco Bastos, Ad Astra Fellow, School of Information and Communication Studies, University College Dublin, Ireland and Senior Lecturer, Department of Media, Culture and Creative Industries, City St George’s, University of London, UK and Luca Rossi, Associate Professor, Data Science Section, IT University of Copenhagen, Denmark

• ContentsList of contributors vii1 Introduction to the Handbook of Social and Communication Networks 1Marco Bastos and Luca Rossi2 Network media effects 8Marco BastosPART I  THEORETICAL FRAMEWORKSSECTION A PUBLIC OPINION3 Networked news publics: how platform actions can affect collectivegatewatching and news-sharing practices 21Axel Bruns4 News consumption: methodological innovation in the study of online newsuse 33Cornelius Puschmann and Patrick Zerrer5 Hybrid media systems 43Laura Iannelli6 Networks in context: positive propaganda and the case of farmers’ protestsin India 55Anand Badola and Ehsan DehghanSECTION B POLARIZATION7 Online incivility: uncivil discourse on social media and its effects 74Martina Novotná and Patrícia Rossini8 Using social network analysis to study asymmetric polarisation onFacebook 86Felipe Bonow Soares9 Filter bubbles: a critical review of definitions, methodological approaches,and empirical findings in the literature 98Jonas Kaiser10 Social capital 112Raquel RecueroPART II  METHODOLOGICAL FRAMEWORKSSECTION C PLATFORMS11 Semantic network analysis of web infrastructure 124Andrew Iliadis12 AI and communication networks 137Jan Elfes13 Issue networks 148Annie Waldherr, Petro Tolochko, and Nicola Righetti14 Amplifying extremes: the interplay of social media and traditional mediain shaping political polarization 163Fabio GigliettoSECTION D NETWORKS15 Transnational networks: a case study of climate activism and counteractivism on Facebook 177Luca Rossi and Nicola Righetti16 Network science for social communication studies 191Diletta Goglia, Davide Vega, and Matteo Magnani17 Computational methods: tools and techniques for studying communicationnetworks 215Nicola Righetti18 Visualization and network topologies: intersubjective reading of networkmaps 234Mathieu Jacomy

Edited by Marco Bastos, Ad Astra Fellow, School of Information and Communication Studies, University College Dublin, Ireland and Senior Lecturer, Department of Media, Culture and Creative Industries, City St George’s, University of London, UK and Luca Rossi, Associate Professor, Data Science Section, IT University of Copenhagen, Denmark

• ContentsList of contributors vii1 Introduction to the Handbook of Social and Communication Networks 1Marco Bastos and Luca Rossi2 Network media effects 8Marco BastosPART I  THEORETICAL FRAMEWORKSSECTION A PUBLIC OPINION3 Networked news publics: how platform actions can affect collectivegatewatching and news-sharing practices 21Axel Bruns4 News consumption: methodological innovation in the study of online newsuse 33Cornelius Puschmann and Patrick Zerrer5 Hybrid media systems 43Laura Iannelli6 Networks in context: positive propaganda and the case of farmers’ protestsin India 55Anand Badola and Ehsan DehghanSECTION B POLARIZATION7 Online incivility: uncivil discourse on social media and its effects 74Martina Novotná and Patrícia Rossini8 Using social network analysis to study asymmetric polarisation onFacebook 86Felipe Bonow Soares9 Filter bubbles: a critical review of definitions, methodological approaches,and empirical findings in the literature 98Jonas Kaiser10 Social capital 112Raquel RecueroPART II  METHODOLOGICAL FRAMEWORKSSECTION C PLATFORMS11 Semantic network analysis of web infrastructure 124Andrew Iliadis12 AI and communication networks 137Jan Elfes13 Issue networks 148Annie Waldherr, Petro Tolochko, and Nicola Righetti14 Amplifying extremes: the interplay of social media and traditional mediain shaping political polarization 163Fabio GigliettoSECTION D NETWORKS15 Transnational networks: a case study of climate activism and counteractivism on Facebook 177Luca Rossi and Nicola Righetti16 Network science for social communication studies 191Diletta Goglia, Davide Vega, and Matteo Magnani17 Computational methods: tools and techniques for studying communicationnetworks 215Nicola Righetti18 Visualization and network topologies: intersubjective reading of networkmaps 234Mathieu Jacomy