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)

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.

Cover of the book about the history of the dpa
Publikation The History of the dpa

In the Service of the News

To mark the 75th anniversary of the German Press Agency (dpa), media historian Hans-Ulrich Wagner has published the first comprehensive history of the dpa.

Auf der Couch sitzende Mutter guckt mit Baby und Kleinkind auf ein Tablett
Projekt DFG Co-operation Project

Connected Kids: Socialisation in a Changing Media Environment

Children and young people use media to establish their position within their respective social groups and contexts. The role their media repertoires and communicative practices play in this and how these change over time is being examined in a qualitative longitudinal study with colleagues from the FAU Erlangen-Nuremberg.

Cover of the journal "Rechtstheorie"
Publikation Contribution to Legal Theory

On Tendencies towards the Multiplication and Dynamization of Law

In his article with the original German title "Von Kelsen zu Castells? Zu Tendenzen der Vervielfältigung und Dynamisierung des Rechts" in the journal Rechtstheorie, Tobias Mast deals with structural changes in the legal system and the actors involved.

Cover of the article "Interdisciplinary Architecture Modeling for Regulating Digital Business Ecosystems"
Publikation Interdisciplinary Architecture Modeling

Regulating Digital Business Ecosystems

This paper explores the question of how complex socio-technical ecosystems can be modeled using architectural methods.

Cover of the journal GRUR
Publikation Published now

Platform Law as EU Law

In his article in GRUR Int., Tobias Mast describes the peculiarities of platform law, which has been developing at European level for several years.

Kleines Mädchen hält Smartphone in den Händen.
Projekt Interdisciplinary BMBF Project

Security for Children in the Digital World

This project researches the legal framework for online interaction risks for children and young people and develops ways of optimally interlinking actors and measures.

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