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Anna Sophia Tiedeke

Anna Sophia Tiedeke started working at the Leibniz Institute for Media Research │ Hans-Bredow Institute in April 2019 in the research area “Regulatory Structures and the Emergence of Rules in Online Spaces“. She studied law at the University of Hamburg and the Université Panthéon-Sorbonne I in Paris with a focus on European and International Law. During her studies she worked at the chair of Prof. Markus Kotzur at the Institute for International Affairs of the University of Hamburg and at the media law boutique Damm & Mann. After her first state examination, she worked as a research assistant in an international commercial law firm in the field of EU regulation in Brussels (Belgium).

During her judicial service training (Referendariat) which she completed between 2017 and 2019, she, inter alia, clerked for the Federal Foreign Office in Berlin, the law firm RAUE in the field of press law in Berlin. At the same time, she worked at the chair of Prof. Christian Calliess at the Freie Universität Berlin as a research assistant. Anna has also been a member of the editorial board of the „Völkerrechtsblog – International Law and International Legal Thought” since 2016.

Since 2020 she is a PhD candidate at the Humboldt Universität zu Berlin. In her PhD thesis,  Anna focuses on the development of a new concept of the understanding of the state under international law in the era of the Internet.

Anna Sophia Tiedeke | HIIG


Former Associated Researcher: The Public International Law of the Internet

Journal articles and conference proceedings

Kettemann, M. C., Kraml, G., Rachinger, F., Rauchegger, C., & Tiedeke, A. S. (2021). Weltweite Löschpflichten für rechtswidrige Inhalte auf digitalen Plattformen vor dem österreichischen OGH. Der mühsame Weg zur Entfernung von Äußerungsrechtsverstößen in Social Media. Computer und Recht, 37(3), 154-159. DOI: 10.9785/cr-2021-370306 Publication details

Kettemann, M. C., & Tiedeke, A. S. (2020). Online order in the age of many publics. Kybernetes, 50(4), 1004-1014. DOI: 10.1108/K-07-2020-0423 Publication details

Kettemann, M. C., & Tiedeke, A. S. (2020). Back up: can users sue platforms to reinstate deleted content? Internet Policy Review, 9(2). DOI: 10.14763/2020.2.1484 Publication details

Book contributions and chapters

Kettemann, M. C., & Tiedeke, A. S. (2022). Cybersecurity and extraterritorial obligations of states. In M. Gibney, G. E. Türkelli, M. Krajewski, & W. Vandenhole (Eds.), The Routledge Handbook on Extraterritorial Human Rights Obligations, 1 (pp. 404-418). London, England: Routledge. DOI: 10.4324/9781003090014 Publication details

Kettemann, M. C., & Tiedeke, A. S. (2021). Backup: podem os usuários processar as plataformas para restabelecer conteúdo removido? In R. Campos, G. Abboud, & N. Nery jr. (Eds.), Fake News e Regulação, 3 (pp. 365-384). Sao Paulo, Brazil: Thomson Reuters. Publication details

Working paper

Tiedeke, A. S. (2022). Self-statification of corporate actors: tracing modes of corporate engagements with public international law. European Society of International Law (ESIL) Papers, 2022(12). Publication details

Tiedeke, A., Kettemann, M. C., Rachinger, F., Sekwenz, M., & Wagner, B. (2020). What can be said online in Germany and Austria? A legal and terms of service taxonomy. Arbeitspapiere des Hans-Bredow-Instituts | Works in Progress # 3. Publication details

Other publications

Heldt, A. P., Kettemann, M. C., & Tiedeke, A. S. (2020). Wer sagt, was wir online sagen können? HBI Media Research Blog. Publication details

Lectures and presentations

Self-statification of private actors – A Solution to the legitimacy vacuum in cyberspace?
The 16th Annual Conference of the European Society of International Law (Session: Cyber Space and Changes in Lawmaking). European Society of International Law. Aula Magna, Stockholm, Sweden: 10.09.2021 Further information

Anna-Sophia Tiedeke

Are we taking states (too) seriously? - How the cyberage challenges the subject / object distinction of Public International Law
Digital Ideas Lunch Series: Law in the Algorithmic Society (Session: Sovereignity, International Law and the Internet). European Law School at Humboldt University. Online, Berlin, Germany: 03.03.2021 Further information

Anna-Sophia Tiedeke