Prof. Dr. Matthias C. Kettemann, LL.M. (Harvard)

Senior Researcher "Regulatory Structures and the Emergence of Rules in Online Spaces"

Prof. Dr. Matthias C. Kettemann, LL.M. (Harvard) is head of the research program “Regulatory Structures and the Emergence of Rules in Online Spaces” at the Leibniz Institute for Media Research | Hans-Bredow-Institut (HBI). His team investigates the rules under which new forms and practices of social understanding and self-assurance emerge in digital communication spaces, and especially in social networks.

After studying law in Graz, Geneva and as a Fulbright and Boas scholar at Harvard School, he completed his doctorate with a thesis on the legal status of the individual in international law. In 2014, he was called to the Cluster of Excellence “The Formation of Normative Orders” at Goethe University Frankfurt as a postdoctoral researcher, where he habilitated with Prof. Kadelbach and Prof. Vesting at the Institute for Public Law at Goethe University Frankfurt am Main. His thesis was on the normative order of the internet and he was awarded the authorisation to teach international law, internet law and legal theory. After substitutions in Heidelberg and Jena, he followed the call to the professorship for innovation, theory and philosophy of law at the Institute for Theory and Future of Law at the University of Innsbruck in autumn 2021.

Other Activities

In addition to his work at the HBI, Matthias C. Kettemann is a research group leader for “Global Constitutionalism and the Internet” and head of the research project “The Public International Law of the Internet” at the Alexander von Humboldt Institute for Internet and Society, Berlin. He is also the head of section of “International Law and the Internet” at the Max Planck Institute for Comparative Public Law and International Law and a member of the board of directors and research group leader for “Platform and Content Governance” at the Sustainable Computing Lab, Vienna University of Economics and Business.

Contact information

Prof. Dr. Matthias C. Kettemann, LL.M. (Harvard)

Senior Researcher "Regulatory Structures and the Emergence of Rules in Online Spaces"

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

Last update: 04.07.2024

Works by Prof. Dr. Matthias C. Kettemann, LL.M. (Harvard)

Symbolbild von rotunde

Coding Public Value

How can we develop software that is not only oriented towards business models, but also towards the common good, user interests, and media regulation? Coding Public Value (CPV) translates questions on media law into approaches and methods for a responsible software engineering.

Auf einem weißen Schreitisch liegen Tastatur, Handy und ein Kameraobjektiv
Projekt Pilot Project Computational Social Science

Journalistic Use of Information Environments Influenced by Algorithms

The pilot project in the field of computational social science used browser data donations to investigate how relevant the offerings of individual search engines and social media are in the everyday work of journalists.

Wandbild von Menschen mit Gepäck und Schriftzug "Made in Crisis"
Projekt BMBF Project

Communication in Times of Crisis

How do communications change in a crisis like the COVID-19 pandemic? What role do actors from science, politics and the media take over? How do they deal with uncertainty from this situation? A project that reviewed existing studies and interviewed experts provided answers to this question.

Digitaler ahmmer au
Projekt Funded by Stiftung Mercator

Platform Democracy

How could "platform councils" or other institutions for integrating public interests into platform rule-making processes ensure that public interests and democratic values are taken into account? A new project is embarking on a search for global best practice models.

Mann auf Rolltreppe
Projekt BMBF Project

Media and Science Communication

How do scientific findings about journalistic media and social media get into the world? What criteria do science editors use to select topics? And what impact can scientific content have with it?

Blick vom Weltraum auf die nächtliche Erde mit Lichtspots
Projekt International Cooperation Project

Global Media and Internet Concentration

The international Global Media & Internet Concentration Project (GMICP) analyses communication, internet and media markets in nearly 40 countries. The HBI is responsible for collecting and reporting the data for Germany.

KI-generiertes Bild einer Schaufensterpuppe in sonniger Einkaufsstraße mit Passant*innen
Projekt Expert Opinion for the KJM

Labeling of Edited (Influencer) Photos

Must, should, may digitally edited photos in social media be labeled? On behalf of the Commission for the Protection of Minors in the Media (KJM), the HBI is investigating the necessity of a legal labeling requirement for edited photos and videos.

Buchcover "Sozialer Zusammenhalt vor Ort"
Publikation From the Research Institute Social Cohesion

Social Cohesion on the Ground

A new volume in the publication series of the Research Institute Social Cohesion (RISC) presents articles on the topic of "Local Social Cohesion". This includes an article by Jan-Hindrik Schmidt and Hannah Immler, both researchers at the FGZ's Hamburg site at the HBI, on Local Media Repertoires and Cohesion-Related Attitudes.

Cover of the Working Paper Trust in News Sources
Publikation Working Paper No. 71 Available for Download

Trust in Established News Sources

In Germany, trust in established news sources can best be explained by age: Older internet users tend to place more trust in the news than younger ones.

Cover of the dissertation
Publikation Dissertation Published!

Legal Protection through Decision Architectures

In his dissertation written at the HBI, Johannes Schmees deals with the state's use of algorithmic decision-making systems and its constitutional control. The entire work has now been published open access by Duncker und Humblot Verlag.

Publikationscover Übersetzung von politischen Beratungsdokumenten
Publikation Enabling Political Consulting

Theses on the Translation Performance of Advisory Documents at the Interface of Science and Policy

The thesis paper provides practical tips on how scientific consultation documents should be created and used.

Cover des Arbeitspapiers Reuters Report
Publikation Report available for download

Reuters Institute Digital News Report 2024

Surveys were conducted simultaneously in 47 countries in an international comparison to identify general trends as well as national peculiarities.

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