Jannika Jahn

Dr. iur. (LL.B. London), Senior Research Fellow

jahn@mpil.de
Tel. +49 (6221) 482-265

Main Fields of Research:

European and international human rights law; comparative constitutional law and theory; interdisciplinary analysis of law; climate protection law; transnational regulation of multinational companies

Academic Career:

2021-2022: Advising expert for the Consultative Council of European Judges (CCJE) of the Council of Europe regarding Opinion No. 25 (2022) on the topic of "Freedom of Expression of Judges and the Duty of Judicial Independence"

2021-present: Associate Fellow at Maastricht University (Globalization and Law Network https://www.maastrichtuniversity.nl/about-um/faculties/faculty-law/research/research-groups/globalization-law-network/glaw-net-community)

2020-present: Senior Research Fellow at the Max Planck Institute for Comparative Law and Public International Law

2019-present: Associate editor at the Verfassungsblog for International Law and Human Rights Protection https://verfassungsblog.de/author/jannika-jahn/

2019-2020: Lawyer at Freshfields Bruckhaus Deringer in Berlin in public commercial law (with Prof. Dr. Kaufmann)

2016-2018: Legal clerkship (Kammergericht Berlin), with stations at the Federal Ministry for Economic Affairs and Energy (unit: Legal representation of Germany before the European Courts) and the European Court of Justice (cabinet: Judge Prof. Dr. von Danwitz)

2011-2016: Research Fellow at the Max Planck Institute for Comparative Law and Public International Law with Prof. Anja Seibert-Fohr in the Research Group of "Judicial Independence in Multi-Level Governance" (June 2011 - June 2013), subsequently with Prof. Anne Peters, with a dissertation project on "The media publicity of the judiciary and its limits" (summa cum laude).

2008 - 2011: Student Research Fellow at the Institute of Comparative Public Law and Public International Law at the University of Cologne

2008 - 2011: Law studies at the University of Cologne (completed with first state's exam)

2004 - 2008: LL.B. English and German Law at University College London (UCL) and University of Cologne (Bachelor thesis: A comparative analysis of specific counter-terrorism measures in England and Germany)

Recent Publications

• Domestic courts as guarantors of international cooperation for global climate protection - Insights from the German Constitutional Court's recent decision. ICON (accepted/to be published), 2022.
  
• Rafforzare la tutela dell’ambiente grazie alle corti costituzionali nazionali? Commento alla sentenza sul clima del BVerfG. In: Corti supreme e salute 1, 47-68 (2022).
  
• Internationaler Klimaschutz mithilfe nationaler Verfassungsgerichte? Erkenntnisse aus dem Klimabeschluss des BVerfG. In: Heidelberg Journal of International Law 82/1, 47-72 (2022).
  
• Rechtsschutz in der GASP - Urteilsanmerkung zu EuGH, C-134/19 P (Rs. Refah Kargaran). In: Europarecht (EUR) Heft 4, 511-519 (2021).
  
• Die Medienöffentlichkeit der Rechtsprechung und ihre Grenzen. Nomos, Baden-Baden, 2021, 481 p.
  

[more]

Social Media Communication by Judges: Assessing Guidelines and New Challenges for Free Speech and Judicial Duties in the Light of the Convention. In: Rule of Law in Europe - Recent Challenges and Judicial Responses. Springer International, Berlin 2021, 137-153.


Die OECD-Leitsätze als Instrument für den Klimaschutz. In: Zeitschrift für Umweltrecht (ZUR) Heft 10, 526-535 (2020).


The Use of Social Media by Judges in Germany, Impartiality of Judges and Social Media Cadenabbia, Italien. Konrad Adenauer Stiftung, Berlin, 2020, 40-49 p.


Anmerkung zu BGH, Urteil vom 19.09.2019, I ZR 91/18. In: Zeitschrift für das gesamte Lebensmittelrecht (ZLR) 1, 52-57 (2020).


Die Gemeinsame Außen- und Sicherheitspolitik der EU unter der Kontrolle des EuGH. In: EuZW 13, 506-511 (2017).


Die Dritte Gewalt in der Medienöffentlichkeit. In: Richterliche Abhängigkeit – Rechtsfindung im Öffentlichen Recht, 58. Assistententagung Öffentliches Recht. Nomos, Baden-Baden, 2018, 267-296 p.


Normative Guidance from Strasbourg Through Advisory Opinions. In: Heidelberg Journal of International Law 4, 821-846 (2014).


El potencial des Protocolo 16 al Convenio Europeo de Derechos Humanos. Hacia un diálogo institucionalizado que conduzca a la justicia constitucional. In: La garantía jurisdiccional de los Derechos Humanos. In: European Inklings 1, 122-155 (2015).


Ruling (In)directly through Individual Measures? Effect and Legitimacy of the ECtHR’s New Remedial Power. In: Heidelberg Journal of International Law 74, 1-40 (2014). http://www.zaoerv.de/74_2014/vol74.cfm...


Freedom of Assembly in the UK - Part of a Venice Commission Study (prepared by Anne Peters/Isabelle Ley), 2014.

Blogposts

• The Council of Europe Excludes Russia: A Setback for Human Rights. EJIL:Talk!, 23 March 2022. https://www.ejiltalk.org/the-council-of-...
  
• Verfassungsrichter in der Defensive. Verfassungsblog, 2020. https://verfassungsblog.de/verfassungsri...
  
• Das deutsche Lieferkettengesetz - Ein zweischneidiges Schwert für die wirksame Bewältigung eines globalen Problems. Verfassungsblog, 2021. https://verfassungsblog.de/das-deutsche-...
  
• Die schwierige Aufgabe der Humanisierung des humanitären Völkerrechts: von der harmonisierenden Auslegung zur Billigung einer „nachträglichen Derogation“ am Beispiel von Hassan gg. Das Vereinigte Königreich. voelkerrechtsblog, 2015. https://intr2dok.vifa-recht.de/servlets/...
  
• The UK's potential withdrawal from the ECHR. Voelkerrechtsblog / Verfassungsblog, 2014. https://verfassungsblog.de/uks-potential...
  
• Tarantino and Others v. Italy - The Right to Education under the European Convention on Human Rights, 2013, Editorial of the Newsletter of the Association of Young Researchers in Public International Law.
  

Working Papers

• Commentary on Common Foreign and Security Policy of the EU (Art. 18, 23-29, 41 EUV). Grabitz/Hilf/Nettesheim, Das Recht der Europäischen Union, Publication in 2023.
  
• Commentary on German Supply Chain Law (Lieferkettensorgfaltspflichtengesetz). Beck'scher Online-Kommentar, Publication in 2023.
  
• Commentary on Art. 2 ECHR. European Convention on Human Rights in International context: Judicial Perspectives, Publication in 2022.
  

Media

• Unternehmen in die Pflicht nehmen. In: EMMA, 27.05.2021, p. 86. https://www.emma.de/artikel/unternehmen-...
  

Further Publications

• Legal Opinion. Concerning the inclusion of an environmental duty of diligence for multinational companies in a German supply chain law, Online-Publication, 2020. https://www.business-humanrights.org/de/...
  

Presentations

Teaching

Participation in Conferences at Home and Abroad

Honours

Memberships

Miscellaneous