Media Use and Its Societal Effects

How do people obtain information in digital media environments—and what are the consequences for individuals, society, and democracy?

The Media Use and Societal Effects (MUSE) research group investigates how people use news and other information-related content, how these practices are changing in the wake of technological and societal shifts, and what impact this has on individuals, the public, and democratic societies.

Digital Information Environments

Our research focuses on digital information environments. These include traditional news outlets such as news websites and journalism apps, as well as social media, search engines, messaging services, generative AI, and other digital information sources. We examine not only news in the narrow sense, but also a broader spectrum of political and social information that people encounter in their daily lives. We are particularly interested in how the boundaries between journalistic, algorithmic, social, and AI-based information sources are shifting, and what role these different actors play in shaping citizens’ understanding of society.

Information-Use Practices

A key focus of our research is on information-use practices. We examine how people assemble their personal repertoire of information across various platforms, evaluate information, verify its credibility, and deal with conflicting information. This includes, for example, the use of social media for political information, the evaluation and validation of information from generative AI systems, and participatory forms of information engagement. We explore how people search for, select, share, comment on, and integrate information into their daily lives.

Furthermore, we are interested in how new information sources become established. We examine the adoption and use of new technologies, the role of digital media in the socialization of adolescents and young adults, and the conscious or unconscious non-use of news and other information sources.

We also examine the mechanisms of information evaluation and trust-building, as well as how people assess the quality and reliability of information in complex digital information environments.

Societal and Individual Impacts

The research group examines not only how information is used but also its consequences. We are particularly interested in issues of civic engagement, political participation, opinion formation, and democratic agency.

We analyze how digital information environments influence political attitudes and behaviors and what role they play in political polarization, political self-efficacy, trust in institutions, and social cohesion. In doing so, we investigate both the consequences of (a lack of) information and those of misinformation and disinformation.

At the same time, we examine the individual consequences of media use. These include issues of social and societal connectedness, information overload, a sense of social orientation, and the ability to navigate complex information environments.

Research Profile

Methodologically, we combine surveys, digital behavioral data, content analysis, qualitative studies, and computer-assisted methods to capture media use and its consequences as comprehensively and realistically as possible. A particular focus is on combining survey data with digital trace data to better understand actual media behavior and its effects.

Our research is conducted in close collaboration with national and international partners, including GESIS – Leibniz Institute for the Social Sciences, the University of Amsterdam, the University of Bremen, the University of Hamburg, Aalto University, the Reuters Institute for the Study of Journalism at the University of Oxford, Ludwig Maximilian University of Munich, Queensland University of Technology in Brisbane, and Friedrich Schiller University Jena.

Since 2013, we have been responsible for the German section of the Reuters Institute Digital News Report, one of the world’s most important comparative long-term studies on digital news and information use. Through this work, we provide key benchmarks on the development of news and information use in Germany and regularly contribute to the academic and public debate on the transformation of digital information environments.

The research group also maintains close ties with stakeholders from the media industry, politics, education, and civil society. We regularly share our research findings through lectures, workshops, and consulting and collaboration projects with journalists and media organizations, including the German Press Agency (dpa), ARD and its regional broadcasters, ZDF, and Deutsche Welle. In addition, we engage in dialogue with policymakers and educational institutions. These collaborations not only facilitate the transfer of scientific findings into practice but also provide important impetus for identifying socially relevant research questions and further developing our research.

The work of the research group’s members has been published in leading international journals, including the *Journal of Communication*, *Communication Theory*, *Communication Research*, *Public Opinion Quarterly*, *The International Journal of Press/Politics*, *Digital Journalism*, *New Media & Society*, *Information, Communication & Society*, *Journalism*, *Journalism Studies*, *Journal of Computer-Mediated Communication*, *International Journal of Communication*, *European Journal of Communication*, *Journal of Broadcasting & Electronic Media*, *Social Science Computer Review*, and *Computational Communication Research*. Our research has been funded by the DFG, NWO, BMFTR, DAAD, the state media authorities, and ARD and ZDF.

Overview

Leaders

Last update: 24.09.2026

Blog Articles, News, Projects, Publications, Podcast Episodes

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Article in Grimme Prize Publication

Basic Principles of Algorithmic Recommendation Systems for Public Service Media Offerings

In the 56th edition of the publication "Grimme-Preis", Jan-Hinrik Schmidt writes about algorithmic recommendation systems in public media and the issues involved.

Cover der Zeitschrift "Journalism"
Article in Journalism

‘X Journalism’: Exploring journalism’s diverse meanings through the names we give it

In their article, Wiebke Loosen, Julius Reimer, and Paul-Philip Solbach, together with their co-authors Laura Ahva, Mark Deuze, and Lorenz Matzat, introduce the concept of “X Journalism”: a tool for observing the evolution of journalism through the analysis of the ever-changing definitions of journalism.

Portrait Matthias C. Kettemann
Blog Article

The Tracking Dilemma

In their blog article, Matthias C. Kettemann and Florian Wittner, together with Juliana Abrusio and Ricardo Campos, take a close look at a draft law which is primarily aimed at combating "fake news", but which also has similarities to the NetzDG.

Recently released!

Governance of Information Intermediaries – Challenges and Solutions

Wolfgang Schulz and Stephan Dreyer have written a report on information intermediaries for the Swiss Federal Office of Communications (OFCOM), in which they identify challenges and possible solutions in the area of governance.

Portrait Matthias Kettemann
Normative Order

The Normative Order of the Internet

In the journal Revista Culturas Jurídícas, Dr. Matthias Kettemann presents in the Portuguese version of an article his approaches to the emergence of a normative order on the Internet.

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Open Access

The Normative Order of the Internet

In his new book, Matthias C. Kettemann writes in detail about the emergence and nature of the normative order of the Internet.

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New Book

Navigating Normative Orders

Matthias C. Kettemann has published the book Navigating Normative Orders: Interdisciplinary Perspectives within the series Normative Orders. It will be published by Campus Verlag in July 2020.

Cover der Fachzeitschrift "Journalism Studies"
Artikel Journalism Studies

What Journalists Want and What They Ought to Do

In their article in the academic journal *Journalism Studies*, Wiebke Loosen, Julius Reimer, and Sascha Hölig analyze how journalists view themselves. Their analysis focuses not only on journalists’ own perceptions of their roles, but also on their audience’s expectations—that is, on what journalists want and are expected to do.

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Editorial in Medienkorrespondenz

From the Jury of the War Blinded Audio Play Prize

In his article in Medienkorrespondenz, Hans-Ulrich Wagner, as a member of the jury of the 69th Hörspielpreis der Kriegsblinden [War Blinded Audio Play Prize], describes the challenges the jury faced in making its decision and how they ultimately determined the winners.

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Article in the textbook

Media Law in Hamburg

Wolfgang Schulz and Keno Potthast have written a chapter on media law for the Nomos book "Landesrecht Hamburg".

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Presidency of the European Council

Mapping the Media-Relevant European Legislative Acts and Identification of Dependencies, Interface Areas and Conflicts

In advance of Germany’s presidency of the European Council in the second half of 2020, the HBI prepared a number of reports and investigative studies intended to serve as a basis for discussions for the EU Media Conference in July 2020 and the subsequent Focus Sessions. The aim of the HBI investigations was to identify opportunities for medium- and long-term improvement regarding the coherence of the European legislation regulating information and communication.

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Contribution to Anthology

Internet Governance

In his article for the anthology "IT-Recht [IT Law]", Matthias C. Kettemann describes the instruments and actors of Internet Governance.

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