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

Portrait Siegried Lenz vor Hafenkulisse
Congratulations!

On the 100th Birthday of Siegfried Lenz

March 17, 2026 would have been the 100th birthday of Siegfried Lenz (1926–2014), one of the most significant postwar German authors. Dr. Hans-Ulrich Wagner offers his congratulations and points out that Lenz was extremely productive and successful in the media industry as well, working as a writer, journalist, editor, and radio playwright.

Portrait Stephan Dreyer vor Bauzaun
Podcast "Tonspur Wissen"

Would a Social Meda Ban Make Sense?

Following Australia's decision to ban social media for children under 14, Germany has also begun discussing whether teenagers should be granted access to platforms such as TikTok and Instagram at a later age. In the podcast 'Tonspur Wissen', media researcher Stephan Dreyer discusses what the scientific community knows about the risks, benefits and potential regulations.

Review of a Dissertation

Government Public Relations in New Media

For years, the democratic legitimacy of government public relations has been a topic of discussion in academic literature and constitutional jurisprudence. Tobias Mast reviews a recently published dissertation on the subject, exploring the untapped potential of interdisciplinary legal scholarship in relation to commonly accepted empirical assumptions.

Article for Friedrich-Ebert-Stiftung

Platform Badges for Civic Communication

Digital platforms have become central infrastructures for political communication and social negotiation processes. In his article, Jan Rau examines platform badges, which are tools that platforms use to fulfill their obligation to mitigate risk by creating positive incentives for users to adhere to certain communicative norms.

Cover des Arbeitspapiers
Working Paper for Download

Responsibility in the Platform Quadrangle

This working paper by Tobias Mast comments on the European Court of Justice's recent Russmedia ruling and sets out the premises for a relationship between EU legal acts in the digital single market that respects fundamental rights.

Matthias C. Kettemann
Honorable New Role

Matthias C. Kettemann New Chairman of the First Senate of the Austrian Press Council

Matthias C. Kettemann, a Professor of Innovation, Theory, and Philosophy of Law at the University of Innsbruck, and the Head of Program Area 2, "Communication Structures and Their Governance," at the HBI, was unanimously elected as the Chair of the First Senate of the Austrian Press Council.

ein Kabel führt in ein Smartphone
Project with Helmut Schmidt University

Data Collection and Analysis on TikTok and YouTube

In order to develop the best practices for collecting and analyzing data on short video platforms, Gregor Wiedemann's Media Research Methods Lab at the HBI is participating in a Helmut Schmidt University project examining the German Armed Forces' representation on TikTok and YouTube.

Eine Fernbedienung zeigt auf einen Bildschirm mit unscharfen bunten Bildern
International Cooperation Project

Euromedia Ownership Monitor

The Euromedia Ownership Monitor provides policymakers and the general public with in-depth insights into the extent of media ownership transparency in the EU. It was updated in 2025.

Cover of the special issue on datafication, 1/2026, M&K
M&K Issue 1/2026 Published Open Access

On the Datafication of Communication

The special issue of M&K titled "The Datafication of Communication: New Methodological Approaches and Challenges" has been published as Issue 1/2026. The guest editors are Julia Niemann-Lenz, Tim Schatto-Eckrodt, Emese Domahidi, and Merja Mahrt.

Portrait Judith Möller
Statement for the Science Media Center

Does the X-Feed Influence Political Opinions?

The posts that people see on platform X could influence their attitudes toward certain political issues. This was the conclusion reached by a European research team. In her statement for the Science Media Center (SMC), Judith Möller explains that, while the study confirms that media content impacts how issues are assessed, it cannot demonstrate that it fundamentally alters political attitudes.

Cover of the book
Article Published in Handbook

Growing Up in Data-Intensive and Automated (Media) Environments

Dr. Claudia Lampert examines changing usage practices and possible implications for socialization research in the chapter “Growing Up in Data-Intensive and Automated (Media) Environments” of the handbook “Media Socialization in ‘Smart’ Environments. Self- and Social Development in the Context of Datafication and Automation,” edited by Laura Sūna and Wolfgang Reißmann.

Anna von Garmissen
“Läuft” – Podcast by epd medien and Grimme Institute

Journalism between Burnout and Vocation

Media researcher and journalist Anna von Garmissen talks to host Alexander Matzkeit about the state of journalism in Germany in the podcast “Läuft” produced by epd medien and the Grimme Institute. The discussion is based on the results of three studies, which she considers alarming, and which she summarized in a guest article for epd medien.

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