The Leibniz Institute for Media Research | Hans Bredow Institute (HBI) examines media change and the related structural shifts in public communication.
Information on the organisation of the Institute, its financing, the bodies, the academic advisory board and its eponym Hans Bredow.
All employees: board of directors, academic and non-academic staff, guest researchers
Latest news from the Institute
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Prof. Dr. Wolfgang Schulz
Prof. Dr. Matthias C. Kettemann, LL.M. (Harvard)
Dr. Stephan Dreyer
Dr. Claudia Lampert
The academic profile of the Leibniz Institute for Media Research | Hans-Bredow-Institut (HBI) is characterised by its research programmes.
The Institute focuses on transferring its work to various target groups and various formats in the broadest way possible.
The Leibniz Institute for Media Research | Hans-Bredow-Institut (HBI) is engaged in numerous international and national research networks in research and practice.
An overview of all research projects that are carried out during the current research year.
“Medien & Kommunikationswissenschaft“ offers a forum for the discussion of media and communication-related issues and for analyses of media development from different perspectives and for all media.
Series "Working Papers of the Hans-Bredow-Institut”
The annual and activity reports document the Institute's work in the areas of research, transfer and service on a yearly basis.
Other series and publications of the Institute
Freshly Served for Lunch: Media Research
We talk about topics of scientific and social relevance
Information about the library
Overview of all available jornals
Overview on our library's classification scheme
Di. 11-19 Uhr
Mi. 10-17 Uhr
Do. 10-17 Uhr
Olga Lévay, Cindy Hesse und Christoph Graebel
Telefon: (+49 40) 45 02 17 22
Coin-operated copier available, 5 Cent/Copy.
You may scan free of charge on your own USB stick.
Junior Researcher Media Law
Leibniz-Institut für Medienforschung | Hans-Bredow-Institut (HBI)
Tel. +49 (0)40 450 21 7 31
Fax +49 (0)40 45 02 17 77
The Digital Disinformation Hub of the HBI bundles the Institute's research and cooperation activities in the field of digital disinformation.
The legal study commissioned by the State Media Authority of North Rhine-Westphalia (LfM) identifies risks for individuals and society that can arise through various forms of disinformation and discusses ways to counter them legally.
Expert opinion (PDF, in English)
Summary of the expert opinion (P...
In this article, Naomi Appelman, Dr. Stephan Dreyer, Pranav Manjesh Bidare and Keno C. Potthast discuss the conceptual challenges in the context of disinformation governance. In doing so, they show why the current focus on truth/falsehood and intention bear both ri...
This expert opinion, commissioned by the Landesanstalt für Medien NRW, provides a differentiated understanding of various forms of disinformation and their risk potential. It provides an overview of current laws against the targeted dissemination of false information and shows concrete approach...
Keno C. Potthast writes about constitutional concerns with the use of political microtargeting on the Verfassungsblog.
Read the full article here
The Digital Services Act (DSA) is currently being negotiated in Brussels. Political microtargeting (PMT), a technique by which data of pla...
In the article, Matthias K. Klatt, Keno C. Potthast and Alina Funk (University of Hamburg) give an overview of podcasts in legal communication. The article was published in the journal RuZ - Recht und Zugang as an open access publication.
Download the article here (pdf, in German)
Prof. Dr. Wolfgang Schulz and Keno C. Potthast write about science communication in between legal protection and the need for regulation in their contribution to "Wissenschaftspolitik im Dialog [Science Policy in Dialogue]", the publication series of the Berlin-Brandenburg Academy of...
In their contribution to JuWiss, media lawyers Martin Fertmann and Keno Potthast discuss whether Donald Trump's Twitter ban heralds a change in the previously privileged treatment of public officials on digital platforms.
Read the article here (in German)
The Federal Constitutional Court has ruled in favour of the AfD in its dispute with Horst Seehofer. In his article on JuWissBlog, Keno Potthast analyses this ruling with regard to the neutrality requirement.
Read the full article here
With the ruling of the Federal Constitutional Court of...
Prof. Dr. Wolfgang Schulz and Keno Potthast have written an article on media law for the Nomos textbook "Landesrecht Hamburg [Hamburg State Law]".
You can order the textbook here.
About the Textbook
Experienced university lecturers and administrative practitioners of the Free and H...
On the JuWissBlog Keno C. Potthast has written an article about political microtargeting – “addressing personalised voters based on evaluations of personal data.”
"We've made the decision to stop all political advertising on Twitter globally." This is the begin...
"Manipuliert? Wählen im digitalen Zeitalter. Sebastian Berg im Gespräch mit Keno Potthast [Manipulated? Voting in the Digital Age. Sebastian Berg in Conversation with Keno Potthast]", presentation by A. Heldt and K. Potthast at the Third Workshop Talk of the series "Qualen d...
"Microtargeting and the GDPR" -, presentation by Keno C. Potthast during the International Summer School on the topic „Governing data and information on the internet"am Centre for Communication Governance (CCG) at the National Law University on 5 March 2020 in New Delhi, India.&...
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