Cornelius Puschmann

Professor at the University of Bremen

Cornelius Puschmann is Professor at the Centre for Media, Communication and Information Research (ZeMKI) at the University of Bremen with a focus on “Digital Communication” and Associate Researcher at the Leibniz Institute for Media Research │ Hans-Bredow-Institut (HBI). From October 2016 to September 2019, he was a senior researcher at the institute and coordinated the postdoctoral research network Algorithmed Public Spheres (APS). Until October 2016 he worked as project manager at the Alexander von Humboldt Institute for Internet and Society (HIIG) in Berlin. There, he was involved in the “Networks of Outrage” project, which the Volkswagen Foundation supported as part of the “Science and Data Journalism” program. His areas of interest include hate speech, the role of algorithms in the selection of media content, and methodological aspects of computational social science.

Cornelius Puschmann completed his PhD at the University in Düsseldorf in 2009 with a corpus-based study on US-American corporate blogs and was subsequently a member of the junior research group “Science and Internet” (2010-2012). From 2012, he was a research assistant at the Institute for Information and Library Science (IBI) at the Humboldt University in Berlin, where he was responsible for the DFG project “Vernetzung, Sichtbarkeit, Information? Nutzungsmotive informeller digitaler Kommunikationsgenres unter Wissenschaftlern [Networking, Visibility, Information? Motives for Using Informal Digital Communication Genres among Scientists].” From January to July 2013, Cornelius Puschmann was a visiting scholar at the Oxford Internet Institute at Oxford University and, from September 2013 to August 2014, a visiting assistant professor at the Department of Media Studies at Amsterdam University. At the Zeppelin University in Friedrichshafen, he represented the Chair of Digital Communication in 2015/2016. From fall 2015 to fall 2016, he was Faculty Associate at the Berkman Klein Center for Internet and Society at Harvard University.

Cornelius Puschmann is co-editor of the 2014 volume “Twitter and Society” (Peter Lang) and member of the editorial board of the Journal of Broadcasting and Electronic Media.

His personal website is available at cbpuschmann.net.

Veröffentlicht am: 05.07.2024

Works by Cornelius Puschmann

Cover of Working Paper No. 76
Publikation Project Findings Available for Download

Between Curiosity and Skepticism: Use and Perception of Generative AI for Information Search in Germany

The research project "Generative Artificial Intelligence for Information Navigation", funded by the German Federal Ministry of Education and Research (BMBF), investigated to what extent, for what purposes and for what reasons the German population uses generative artificial intelligence in applications such as ChatGPT or Google Gemini. The findings can be downloaded as a working paper.

Cover of the 6/2025 issue of the New Journal of Administrative Law.
Publikation Article in Journal for Administrative Law

Trusted Flaggers Are Not Authorized Agents!

In the current issue of the Neue Zeitschrift für Verwaltungsrecht, Tobias Mast challenges the increasingly prominent view in legal literature that trusted flaggers under Art. 22 of the Digital Services Act (DSA) are public authorities in the sense of German administrative law.

Cover of the Publication
Publikation Education Study in Media Perspektiven

The Population’s View of ZDF’s Educational Function

A study on the educational mandate of the ZDF has for the first time examined the population's educational expectations and perceptions. Jan-Hinrik Schmidt, Uwe Hasebrink and Dieter Storll were involved in an advisory capacity in the design and evaluation of the study and have presented the core findings in detail in an article.

Auf schwarz-weißem Schachbrett stehen sich weiße und schwarze Figuren gegenüber
Projekt DAAD cooperation project

Mapping Polarization in News Media Content

How are polarizing topics reported in Germany and Australia – and does this reporting contribute to the polarization of political attitudes? The project examines how news content in both countries differs in its coverage of controversial issues – and whether this reporting contains potentially polarizing elements.

Cover of the Handbook Digital Journalism
Publikation Recently Published

Handbook of Digital Journalism

The second edition of the Routledge Companion to Digital Journalism Studies offers a collection of 54 essays addressing current issues and debates in the field of digital journalism studies, including two articles by Julius Reimer / Wiebke Loosen and Lisa Merten.

Cover von Heft 1/2025 der Zeitschrift M&K
Publikation Available Open Access

Issue 1/2025 of M&K Published

Issue 1/2025 of our journal Media & Communication Studies (M&K) has been published, including articles on journalism in Germany in 2023, on the role of Google and YouTube in the dissemination of conspiracy theories, and on journalistic role expectations and ideals of social coexistence in the German population. All content can be downloaded for free from the Nomos eLibrary.

Cover of the journal Computational Communication Research
Publikation Open Access Article

Data Donations from Journalism

In their article “I Really Thought I Would Use More Than Just Google: Investigating Professional Journalistic Online Use with Browser History Donations”, Lisa Merten, Felix Victor Münch and Maren Schuster describe how the method of data donation can be used to investigate professional media use in journalism. The article was published in the open access journal Computational Communication Research.

Cover des Nomos-Handbuchs Journalismusforschung
Publikation Recently Published

Journalism Research

A new Nomos Handbook, edited by Thomas Hanitzsch, Wiebke Loosen and Annika Sehl, offers an insight into the diversity of research on journalism in its social context. It looks, among other things, at actors, organisations and institutions, as well as at news, how it is produced and how it is used. The volume reflects the thematic, theoretical and methodological diversity of research.

Portrait Jan-Ole Harfst
Publikation Blog Post on Verfassungsblog

Elections in a Fortified Platform Democracy

The integrity of the German parliamentary elections and future European elections has been and continues to be threatened by influence peddling via social networks. The Digital Services Act (DSA) is supposed to provide a remedy against election manipulation. In a blog post on the Verfassungsblog, Jan-Ole Harfst explains why Art. 34-35 of the DSA could hardly remedy the systemic risks of this federal election campaign.

Deutschlandkarte auf dunklem Hintergrund
Beitrag RISC Blog Article

Elon Musk, the AfD and the Agenda-Setting of the Radical Right in the 2025 German Federal Election

The article explains how Elon Musk's communication interventions increase the media presence of Alice Weidel and the AfD, and how these dynamics are driven by the mechanisms of the digital attention economy.

Cover der Zeitschrift "Youth and Society" Ausg. 1/2025
Publikation Article in the Journal Youth & Society

Information and Political Engagement Practices of Disadvantaged Youth

In the study “Disinterested and Disillusioned? Information and Political Engagement Practices of Young People from Disadvantaged Backgrounds”, the information and participation practices of young people with a low level of formal education are examined.

Cover of Working Paper No. 75
Publikation Working Paper Available for Download

Labeling of Edited (Influencer) Photos: Necessity, Effect, Regulatory Approaches

Do digitally edited photos in social media have to be labeled? On behalf of the Commission for the Protection of Minors in the Media (KJM), the HBI investigated the necessity of a legal labeling requirement for edited photos and videos. The expert opinion was presented to the public on 5 February 2025 and is available for download here as a working paper.

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