Volume 9, Issue 4

• Explanations of news personalisation across countries and media types

  Mariella Bastian, University of Amsterdam
  Mykola Makhortykh, University of Bern
  Jaron Harambam, Leuven University
  Max van Drunen, University of Amsterdam
  

• Platform power in the video advertising ecosystem

  Sally Broughton Micova, University of East Anglia
  Sabine Jacques, University of East Anglia
  

• Cryptoparties: empowerment in internet security?

  Linda Monsees, École normale supérieure
  

• There’s a place for us? The Digital Agenda Committee and internet policy in the German Bundestag

  Julia Schwanholz, Georg-August University
  Tobias Jakobi, Georg-August University
  

• SPECIAL ISSUE

  Trust in the system

  • EDITORIAL: From trust in the system to trust in the content

    Péter Mezei, University of Szeged
    Andreea Verteș-Olteanu, West University of Timișoara
    
  Expanding the debate about content moderation: scholarly research agendas for the coming policy debatesVPNs as boundary objects of the internet: (mis)trust in the translation(s)Combating misinformation online: re-imagining social media for policy-makingPlatformisation in game developmentReddit quarantined: can changing platform affordances reduce hateful material online?Trusted commons: why ‘old’ social media matter

• Digital commons

  Mélanie Dulong de Rosnay, French National Centre for Scientific Research (CNRS)
  Felix Stalder, Zurich University of the Arts
  

• Smart technologies

  Mireille Hildebrandt, Vrije Universiteit Brussel
  

• Digital sovereignty

  Julia Pohle, Berlin Social Science Center (WZB)
  Thorsten Thiel, Weizenbaum Institute
  

• Cybersecurity

  Michael Veale, University College London
  Ian Brown, Fundação Getulio Vargas
  

• Algorithmic bias and the Value Sensitive Design approach

  Judith Simon, Universität Hamburg
  Pak-Hang Wong, Universität Hamburg
  Gernot Rieder, Universität Hamburg
  

• Towards platform observability

  Bernhard Rieder, University of Amsterdam
  Jeanette Hofmann, Berlin Social Science Center (WZB)
  

• Personal information management systems: a user-centric privacy utopia?

  Heleen Janssen, University of Cambridge
  Jennifer Cobbe, University of Cambridge
  Jatinder Singh, University of Cambridge
  

• Privacy self-management and the issue of privacy externalities: of thwarted expectations, and harmful exploitation

  Simeon de Brouwer, Independent
  

• Platform developmentalism: leveraging platform innovation for national development in Latin America

  Katherine Reilly, Simon Fraser University
  

• A non-discrimination principle for rankings in app stores

  Dennis Brouwer, University of Helsinki