Barbara Thomaß

Senior Researcher

Prof. Dr Barbara Thomaß was a postdoctoral researcher at the Leibniz Institute for Media Research │ Hans-Bredow-Institut (HBI) in the project “European Media Platforms: Assessing Positive and Negative Externalities for European Culture (EuMePlat)” from 2021 to 2024. Her work focuses on international communication, the politics and economics of media and communication, and media systems in Western and Eastern Europe. She has worked on issues of European media policy, media ethics and journalistic ethics as well as on media development cooperation and media in democratization and transformation processes.

From 2003 to 2020, Prof. Dr. Barbara Thomaß held the professorship for “Media Systems in International Comparison” at the Institute for Media Studies at the Ruhr University Bochum. There she is still co-director of the research training group “MEDAS21 Media Development Assistance in the 21st Century”. Barbara Thomaß is second deputy chairwoman of the ZDF board of directors and chairwoman of the board of the Akademie für Publizistik in Hamburg. She is a member of the European Media Research Group as well as a member of the expert committee of Deutsche Welthungerhilfe.

Barbara Thomaß studied journalism, political science and economics in Berlin and Grenoble and received her doctorate from Universität Hamburg in 1998. Since 1995, she has taught at the universities of Hamburg, Lüneburg, Bremen, Göttingen and as a guest lecturer at the Nouvelle Sorbonne in Paris, the University of Vienna and Mc Gill University in Montreal. She has also worked as a lecturer in international journalism training.

Before her academic career, she completed a newspaper traineeship and worked as a journalist for several years.

Contact information

Barbara Thomaß

Senior Researcher

Leibniz Institute for Media Research | Hans-Bredow-Institut (HBI)
Rothenbaumchaussee 36
20148 Hamburg
Germany

Veröffentlicht am: 05.07.2024

Works by Barbara Thomaß

Screenshot of the website diskursmonitor, entry “Social Bots” by Gregor Wiedemann
Publikation Online Portal for Strategic Communication

Glossary Entry on “Social Bots”

Dr. Gregor Wiedemann wrote a glossary entry on “social bots” for Diskursmonitor, a collaborative online platform that aims to educate and document strategic communication. This topic is marked by major controversy in academia, some of which has played out in public.

Cover of the M&K journal, issue 3/2025
Publikation M&K 3/2025 as Special Issue

Diversity, Intersectionality, and Gender in Journalism

The third issue of M&K in 2025 is a special edition on "Diversity, Intersectionality, and Gender in Journalism," edited by Margreth Lünenborg, Ana-Nzinga Weiß, Yener Bayramoğlu, and Bernadette Uth. The nine articles are available open access on the Nomos eLibrary.

Cover of an article by Judith Möller et al. in the journal
Publikation Article in Journal of Communication

Positioning and Presentation of Articles in News Aggregators

In the study “Nudges for News Recommenders,” Dr. Nicolas Mattis, Lucien Heitz, Dr. Philipp K. Masur, Prof. Dr. Judith Möller, and Prof. Dr. Wouter van Atteveldt examine how the placement and presentation of environmental news in news aggregators can influence user behavior.

Cover of the Oxford Handbook
Publikation Digital Orders of the Future

Digital Constitutionalism Rethought

In a chapter of the Oxford Handbook of Digital Constitutionalism, Matthias C. Kettemann and Anna Sophia Tiedeke explore digital constitutionalism from the perspective of various normativities. These are the diverse rules, values, and organizing principles that shape the digital space.

Eine hübsche junge Familie aus Vater, Mutter Kind blicken strahlend in die Kamera, im Vordergrund links ein Ringlicht
Projekt Project for State Media Authorities

Babies and Toddlers as Family Influencers

The HBI is conducting a qualitative and quantitative study to examine how babies and young children under the age of five are portrayed on commercial German-language 'family influencing' profiles on Instagram, TikTok and YouTube. A team led by Dr. Claudia Lampert and Dr. Stephan Dreyer is discussing the findings in relation to the existing legal framework and media ethics considerations.

Cover des Buchs "Recht der Digitalisierung"
Publikation Available Open Access

Law of Digitalization

Can the right legal framework meet the central challenges of digitization? This volume, edited by Prof. Dr. Matthias C. Kettemann, explores important new areas of law, the regulation of AI, the role of digital services, and the characteristics of effective technology policy and sensible innovation law.

Screenshot der ersten "Seite" des Artikels auf dem Verfassungsblog
Publikation Article on Verfassungsblog

DSA Enforcement by the EU Commission

The problematic role of the European Commission in enforcing the Digital Services Act (DSA) and possible alternatives are the focus of a blog post published by Jan-Ole Harfst, Dr. Tobias Mast, and Prof. Dr. Wolfgang Schulz on 16 July 2025 on the Verfassungblog.

Cover der Zeitschrift
Publikation Recently Published

Community Data Trust for Sensitive Data

Jan Rau, Moritz Fürneisen, and Gregor Wiedemann co-developed the concept of community data stewardship to facilitate the collaborative creation and utilization of sensitive data in communication science. By using the example of research into right-wing extremist online communication, they demonstrate how community data stewardship can be structured.

Cover der Zeitschrift UFITA
Publikation Recently Published

On the Public Value of Public Service Media

"What Can Audience Research findings tell us about the public value of public service media?" This question explored by Prof. Dr. Uwe Hasebrink and PD Dr. Jan-Hinrik Schmidt, who published their insights in the issue 2/2024 of the journal UFITA.

Cover of the journal New Media & Society
Publikation Open Access Publication

Personal Preferences When Searching for Political Information

Lisa Merten and five co-authors researched how personality traits and attitudes affect the search for political information. Their article has now been published open access in the journal New Media & Society.

Cover der Broschüre zum 75. Geburtstag
Publikation Brochure Available for Download

Facets of 75 Years Hans-Bredow-Institut

With this brochure. we take a look at the institute's development since 1950. While we do not claim to provide a complete history, we aim to highlight some of the institute's unique characteristics, showcasing moments in the past when these features were particularly evident.

Altes Zeitungsfoto von Hans-Bredow,
Beitrag HBI 75: Founding History

How the Institute Got Its Name

On May 30, 1950, the Hans Bredow Institute was founded by the former Northwest German Broadcasting Corporation (the predecessor of NDR and WDR) and the University of Hamburg. This blog post describes the history of its founding and explains how the institute got its name.

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