Photo: Mat Stefanic

Ass.-Prof.

Dr. Lena Hornkohl, LL.M.

Assistant Professor (Tenure Track) for European Law

Schottenbastei 10-16 (Juridicum)

1010 Wien

Stiege 1, 5. Stock, Raum 516

T: +43-1-4277-35904

E-Mail: lena.hornkohl(at)univie.ac.at

Consultations

Consultations are subject to prior registration via email: lena.hornkohl(at)univie.ac.at

Curriculum Vitae

Lena Hornkohl studied law in Heidelberg and Uppsala. After obtaining her first state exam in 2014, she completed her legal clerkship at the Higher Regional Court Karlsruhe (with stages, inter alia, at the European Commission) and completed the second state exam in 2016. After having earned a master’s degree from the College of Europe in European Law and Economic Analysis in 2019, she received a Ph.D. from the University of Heidelberg for a dissertation on the protection of confidential information in private enforcement of European Competition Law in 2020. 

During her doctoral studies, she worked as a Research Assistant at the Chair for Civil Law, Corporate and Commercial Law, European Law and Comparative Law of Professor Müller-Graff at the University of Heidelberg. In 2019, she commenced her work as a lawyer in the competition law department of a major international law form in Brussels before joining the Max Planck Institute Luxembourg for International, European and Regulatory Procedural Law as a Senior Research Fellow in the Department of European and Comparative Procedural Law in 2020. In 2022, she was appointed as Tenure Track Professor for European Law at the University of Vienna. She is currently also pursuing her postdoctoral studies (Habilitation) at the University of Heidelberg under the supervision of Prof. Dr. Dres.h.c. Burkhard Hess, Prof. Dr. Dr. h.c. Thomas Pfeiffer und Prof. Dr. Christian Heinze. Her research interests focus on European, Economic, Private, Procedural and Comparative Law.

Lena Hornkohl has taught at the National University of Kyiv-Mohyla Academy, the University of Trier, University of Heidelberg, Ghent University, the European University Institute, the Summer School of the University of Vienna, the University of Applied Sciences for the Administration of Justice of North Rhine-Westphalia and the Justice Academy of North Rhine-Westphalia. She is a member of the board of IUS Omnibus and CELIS and an editor at the Journal of European Competition Law & Practice (JECLAP), the Multimedia und Recht - Zeitschrift für IT-Recht und Recht der Digitalisierung (MMR), the EU Law Live Competition Corner, and the Kluwer Competition Law Blog.  

Current Publications

  • Private Competition Law Proceedings, in: Hess/Woo/Cadiet/Menétrey/Vallines García (Eds.), Comparative Procedural Law and Justice (Part XII Chapter 7) (126 pages), 2025, available here
  • Eine kohärente Dogmatik für Wettbewerbsbeschränkungen: Art. 101 und 102 AEUV im einheitlichen System (Anmerkung zu EuGH v. 5.12.2024 – C-606/23 (KIA Auto) in: GPR 2025, p. 88 – 92 
  • Das Sammelklage-Inkasso im Kartellschadensersatzrecht (zugleich Besprechung von EuGH v. 28.01.2025, C-253/23 – ASG 2 (Rundholz)) in: LTZ 2025, p. 120 – 128 (with Nils Imgarten)
  • Discriminatory Leveraging Plus – The Standard for Independent Self-Preferencing Abuses after Google Shopping (C-48/22 P), in: European Papers 2025, p. 25 – 44, available here (with Eva Fischer and Nils Imgarten)
  • Collective Actions and the Digital Markets Act: A Bird Without Wings, Antitrust Bull. 2025, p. 3 – 60 (with Alba Ríbera Martinez)

 A full list of publications can be found here.

Presentations

  • The Concept of ‘Distortion in the Internal Market’ in the Foreign Subsidies Regulation – From the Legacy of State Aid Law to the First Case Practice, EStALi Spring Forum, VUB, Brussels, Belgium (with Pierfrancesco Mattiolo)
  • Evaluating the screening of inbound and outbound investments based on pending proposals in light of the EU strategic goals, Global Competition Law Centre (GCLC) Annual Conference ‘The Present and Future Role of Competition Policy and the EU’s Open Strategic Autonomy’, Brussels, Belgium, 04/2025
  • State Aid Control as a Coordinating Instrument for EU Industrial Policy in the Internal Market, Research Conference on the EU Single Market, European Commission’s Directorate General for Internal Market, Industry, Entrepreneurship and SMEs, Brussels, Belgium, 04/2025 (with Dionysios Pelekis)

A full list of presentations can be found here.

Exams

Information on the written European law examinations „FÜM I – europarechtlicher Teil“ here and „MP Introduction to International Law (IREWI) - European Law“ here.

Ass.-Prof. Dr. Lena Hornkohl offers an exam preparation exercise for the written exam in summer semester 2025. 

 

General information on the oral European law examinations can be found here. Information on the oral European Law examinations with Ass-Prof. Dr. Lena Hornkohl can be found here.

Ass.-Prof. Dr. Lena Hornkohl offers an exam preparation exercises for the oral exam in summer semester 2025. 

 

Please note that Ass.-Prof. Dr. Lena Hornkohl cannot offer any individual study tips or answer questions on the content of the exams via email. Consider to attend one of the exercises or make an appointment.

Teaching