The Advisory Committee on Public International Law (Dutch abbreviation CAVV) is an independent body which provides the government and parliament of the Netherlands with advice, both solicited and unsolicited, on issues related to public international law.

The European Society of International Law (ESIL) awarded its 2020 Book Prize to Daniel Peat, an Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies at Leiden Law School. The ESIL Book Prize is awarded annually 'for an outstanding published work in the…

Vasiliki Kosta acted as one of two expert mentors for the working group on academic freedom in the ‘Our Rule of Law Academy’.

Is EU law still supreme? Most national high courts have formulated some limits on the absolute supremacy claimed by EU law.

On 27 November 2018, the Center for Legal and Comparative Studies of the East African Community of Leiden University (LEAC) is organizing, in close cooperation with Strathmore University Law School, the University of Nairobi Law School and the IRID, the Fourth LEAC Conference on the topic “Teaching…

Mahmood Kooria shows in his dissertation that Islam often adapts to the regional context. PhD defense 14 December.

In October, Sophie Starrenburg was elected as a member of the Coordinating Committee of the ESIL Interest Group on the International Law of Culture. She will work alongside Giovanni Carlo Bruno (Italian National Research Council), Andrzej Jakubowski (Polish Academy of Studies), and Lucas Lixinski (University…

Students attending Richard Albert’s seminar on constitutional change asked Reijer critical questions about an article he recently wrote with Maarten Stremler.

In October 2020, the Dutch Journal of Administrative Law had a special PhD issue, giving an overview of all PhD research currently being conducted in the area of administrative law in the Netherlands.

On Wednesday 22 November 2017, Professor Luuk Van Middelaar delivered the closing lecture for the EU Institutional Law and General Principles of EU Law-course of the regular LLM-programme in European Law.

We are glad to present our new research report on Exploring the Frontiers of International Law (EFIL). International Law has traditionally been one of the flagship areas of the Leiden Law School. The report provides a taste of our rich research agenda in international law.

On Friday 2 June 2023, Vincent Delhomme, Assistant professor at the Europe Institute at Leiden Law School, successfully defended his PhD thesis entitled : ‘Regulating lifestyle risks in EU law: Promoting health in a diverse market’.

On 7 April 2017 Labour Law professor Heerma van Voss spoke on reduction of working time in European countries during the economic crisis at the Hungarian Academy of Sciences in Miskolc, Hungary.

Moritz Jesse delivered a lecture titled 'Legal Risks from, to, and within EU Migration Law - An Inventory’ as part of the lunch seminar series organized by the Amsterdam Centre for European Law and Governance at the University of Amsterdam in May.

The Asser Institute organised an interdisciplinary conference on ‘Law and ethics of artificial intelligence in the public sector: From principles to practice and policy’ that took place from 10 to 11 March 2022. Melanie Fink presented a paper co-authored with Michèle Finck.

During the 55th Leiden-London meeting, held on 25 June 2016 in Leiden, the Editorial Board of the Common Market Law Review awarded the 2015 Common Market Law Review Young Academics Prize to Dr Anna Wallerman, for her article entitled “Towards an EU law doctrine on the exercise of discretion in national…

Vasiliki Kosta presented her research on ‘The EU fundamental right to freedom of the arts and sciences: exploring the limits on the commercialisation of academia' at the Maastricht Centre for European Law on 28 February 2023. The seminar was convened by Dr Annalisa Volpato, and Dr Vigjilenza Abazi acted…

The Global Summit on Constitutionalism took place from 16 to 18 March. Wim Voermans, Gert Jan Geertjes and Rowie Stolk, from the Department of Constitutional and Administrative Law, travelled to Austin where the conference was organised by the School of Law of the University of Texas at Austin.

Professor Bob Wessels has published a bibliography of International Insolvency Law as per January 2015. This document is an update of the 2011 bibliography and comprises sources of some 15 countries.

From Friday 29 till Sunday 31 March 2019, the third edition of the Ian Fletcher International Insolvency Law Moot (Moot) was held at the Singapore Management University in Singapore. For the first time, a team from Leiden University took part in this prestigious competition. With success, the team qualified…

On Wednesday 9 March, a Faculty meeting about the war in Ukraine was held for staff and students in the Lorentz Lecture Hall. By the time the meeting started at 17.00 hrs, the 220 available seats in the lecture hall had been filled mainly by large numbers of students.

During the 57th Leiden-London meeting, held on 30 June 2018 in Leiden, the Editorial Board of the Common Market Law Review awarded the 2017 Common Market Law Review Young Academics Prize to Dr Ermioni Xanthopoulou, for her article entitled “Mutual Trust and Rights in EU Criminal and Asylum Law: Three…

On 27 February, Rodrigo Pica, Secretary of Chile’s Constitutional Court, gave a lecture to the students of the Advanced Master’s in European and International Human Rights Law at Leiden Law School.

On April 19, 2018, the University of Vienna organized an international conference on the topic of equality bodies.

On 17 February 2016 Armin Cuyvers was invited to speak at the Liverpool European Law Unit (LELU) in a seminar on ‘Legitimacy and participation in the EU’. In his presentation, entitled ‘National parliaments as training wheels of EU democracy?

Sofia Ranchordas (1985) has been appointed Chair European and Comparative Public Law and Rosalind Franklin Fellow at the University of Groningen. She will start this position on October 1st.

On 15 May the Space Law Moot Court Competition was held in the council chamber of Leiden Town Hall, organised by the International Institute of Air and Space Law (IIASL).

Vasiliki Kosta has been appointed Emile Noël Fellow at the Jean Monnet Center of New York University (NYU) School of Law after a competitive selection process.

Three professors, including Leiden Professor of Constitutional and Administrative Law Wim Voermans, sent an urgent letter to the Dutch Senate on 29 May 2023 concerning the new pension system. The criticism focuses not so much on the content of the new pension system, but on the fact that, according…

In the last week of January, Prof. Rex Arendsen and PhD candidate Maarten Manse of the Department of Tax Law at Leiden Law School, taught an ‘Intensive Course on Tax Law' at the Gadjah Mada University (UGM) in Yogyakarta. This week of lectures illustrates the fruitful cooperation between both univer…

Like many moot court competitions around the world, the Leiden-Sarin International Air Law Moot Court Competition was conducted fully online this year. The International Air Law Moot Court is an unparalleled forum for bringing together students and aviation professionals who share a passion for air…

On 10 September 2020 the European Law Institute (ELI) launched the book Rescue of Business in Europe. The volume presents the results of a study led by Prof. Em. Bob Wessels (Leiden University, The Netherlands) and Prof. Stephan Madaus (Martin-Luther University, Germany), assisted by Gert-Jan Boon (Leiden…

It researches (the possibilities for) the development of a set of principles and best practices for insolvency office holders by comparing multilateral treaties and soft law recommendations and national legislation within Europe.

From 20 to 23 June 2024, the prestigious Hugo Sinzheimer Moot Court Competition took place in Vienna. Students from Leiden Law School also participated.

Leiden’s International Institute of Air and Space Law (IIASL) was delighted to co-organise the 15th edition of the Leiden-Sarin International Air Law Moot Court Competition alongside this year’s host, the National Autonomous University of Mexico (UNAM) in Mexico City. The event brought together around…

Eva Lammers is currently studying for a master's degree in labour law at Leiden University and expects to graduate in autumn 2023. Lammers did her internship at law firm JPR in Deventer and was thrown in at the deep end from the start. 'Assignments aren’t arranged for you, you've got to arrange them…

On Tuesday 12 January 2021, the Leiden Law School thesis prizes were awarded at the New Year’s event.

Artificial Intelligence and Ethics at the Police

The United Kingdom’s relationship with the European Union was supposed to be definitively settled several times during the past decade – yet it was not. The 2016 referendum brought about a surge in interest in legal questions, especially of EU law and international economic law. This presented scholars…

The Department of Constitutional and Administrative Law of Leiden University has published a collection of research essays on the separation of powers. This collection addresses the main question of whether the historically developed combination of concepts of democratic legitimacy and the separation…

Roel Becker and Jelle But recently joined the Department of Constitutional and Administrative Law as PhD candidates.

The prestigious American Journal of Comparative Law (2016, pp. 790-4) just published a book review of Sofia Ranchordas monograph ‘Constitutional Sunsets and Experimental Legislation’ (Edward Elgar). The book is partially based on her PhD dissertation for which she was awarded a cum laude doctorate degree…

In store is now the Research Handbook on Labour, Business and Human Rights Law edited by prof. Janice Bellace of the University of Pennsylvania and ass. prof. Beryl ter Haar of Leiden University. The book is publisehd in Edward Elgars series on Human Rights.

On Thursday 30 May 2024 Corrie van Maris successfully defended a doctoral thesis and graduated.