The Institute for Philosophy at Leiden University is host to the NWO programme, "Between Deliberation and Agonism: Rethinking Conflict and its Relation to Law in Political Philosophy".

The debate on tax evasion by multinationals is in full swing in many Member States. Last week it was announced that the European Commission has started an investigation into possible illegal State aid from the Netherlands to Nike. It is likely that dozens of other companies are getting away with it.

"Brought under the Law of the land" : the history, demography and geography of crossculturalism in early modern Izmir, and the Köprülü Project of 1678

On Tuesday 17 October 2017 Alexandre Genest defended his PhD dissertation ‘Performance Requirement Prohibitions in International Investment Law’ as part of a double PhD programme at the Universities of Leiden and Ottawa. The Supervisors are Professors M.E. Koppenol-Laforce. F. Baetens (Universities…

Most of the vast Tibetan literature was authored by monks. They were Buddhists par excellence, educated in a system in which Indic- and Indian-inspired texts played a pivotal role. What they wrote was primarily religious or philosophical in nature, but also extended to ‘secular’ topics. Through the…

Most people know what law is. But what it should be or where it comes from is what interests the researchers from the Institute for the Interdisciplinary Study of the Law. Key to their approach are topics that go right to the heart of philosophy of law. What is a state? What are the limitations of…

In our European and International Business Law Advanced Master programme, you learn to decipher the hierarchy of European & international business law

The Duke-Leiden Institute in Global and Transnational Law is a one-month programme providing a strong foundation for those interested in international and comparative law as well as for those planning to study law in the United States. The programme will focus on subjects such as trade agreements, human…

Law and peace in the work of Hans Kelsen. A re-evaluation of Kelsen’s legal philosophy: legal pacifism as tacit meaning of his Pure Theory of Law

The Grotius Centre, in collaboration with Duke Law School, will be hosting the Duke-Leiden Institute in Global and Transnational Law from 16 June to 17 July 2019 in The Hague, the International City of Peace and Justice. Applications for the second edition are now open!

Lezing

On Wednesday 13 December 2017 Jaap Wieland defended his doctoral thesis entitled ‘De bescherming van concurrentiebelangen in het bestuursrecht’ (the Protection of Competition Interests in Administrative Law).

Our Master Law in European and International Human Rights Law (LL.M.) looks at the various human rights protection mechanisms from a comparative perspective

On Friday 24 March, Prof. Amanda Perry-Kessaris (Kent Law School) will deliver the monthly Leiden Socio-Legal Lecture.

We give you 10 reasons why you should choose for Leiden University and should study the advanced master programme Law and Digital Technologies.

Leiden University’s Master of International Civil and Commercial Law (L.L.M.) examines the interrelated layers of hard law, soft law, and relevant case law.

The International Institute of Air and Space Law offers PhD candidates the possibility to enroll in the IIASL PhD Track. It is particularly attractive to and designed for 'external' PhD candidates (buitenpromovendi), who work parttime or fulltime and who seek to pursue in parallel a PhD in Air Law or…

On Thursday 11 May 2017, Qiang Yu defended his doctoral thesis ‘Market Power and Competition Law in the Software Industry’. The supervisors of the research are Professor T.R. Ottervanger and Professor S.C.G. Van den Bogaert. A brief summary of his thesis is provided below.

Our Leiden Law Vlogger Daniëlle shows us what life is like at the KOG while keeping to all the coronavirus measures.

International organisations that represent collaborations between States are becoming increasingly more powerful, and they have an increasing impact on our daily lives. For example, the European Court of Human Rights in Strasburg established that minors have a right to legal aid immediately following…

On 9 April 2019, Yudan Tan defended her thesis 'The Rome Statute as Evidence of Customary International Law'. The doctoral research was supervised by Prof. dr. W.A. Schabas.

How can we assist Universitas Indonesia's department of International law to improve their educational and applied research programs on Transnational Law, Asset Recovery and International Investment Arbitration, with an eye on Indonesia’s security and rule of law reform agenda and the needs of the…

What are the rights of migrants in Morocco and how does this receiving state and migrants deal with them in practice?

Ruling Overseas: Connected Practices of Governance of Law

‘Visibility and secrecy are both valuable tactics and should not be antagonized in LGBT movements, ’ says Jingshu Zhu. Zhu defended her dissertation on Wednesday 21 February.

Jens Iverson, Assistant Professor of International Law and a Researcher in the Jus Post Bellum Project, defended his Ph.D. dissertation on 21 September 2017.

This research studies the future perspectives for Malaysian space law. It aims at demonstrating the development of Malaysian outer space activities inclusive of her status with respect to United Nations space conventions and her membership of international and regional space-related organizations.

On 21 February 2019, Ruben Zandvliet defended his thesis 'Trade, Investment and Labour: Interactions in International Law'. The doctoral research was supervised by Prof. dr. N.J. Schrijver.

Multidisciplinary research has established that VAT-results are in practice six times lower than what it should have been. The new estimates rely on machine learning techniques.

On 31 January 2018 Vestert Borger defended his dissertation entitled ‘The Transformation of the Euro: Law, Contract, Solidarity’. The dissertation has been written under the supervision of Professor Stefaan Van den Bogaert (supervisor) and Dr Jorrit Rijpma (co-supervisor).

Politics, governance and law form a triangle of themes defining power and the production of power. The themes constitute a crucial domain in African societies and economies, reinvigorated by contemporary new forms of youth politics across the continent.

On 8 July 2020, Andres Sarmiento Lamus defended his thesis 'The Proliferation of Dissenting Opinions in International Law'. The doctoral research was supervised by Prof. L.J. van den Herik and Prof. Y.A.A.S. Radi (UCLouvain).

The central question is whether the current regime of international humanitarian law governing the conduct of hostilities in armed conflict is still adequate to deal with modern conflict scenarios, or whether it needs revision or amendment.

Research at Leiden Law School means research at the highest level. Leiden Law School has eight broad research programmes and one specific ‘profile area’: Interaction between legal systems - which aims to understand the complex interaction between the various levels of jurisdiction and to solve the resulting…

On 22 November 2018, Teico Sikkema defended his thesis 'Beginsel en begrip van verdeling'. The doctoral research was supervised by Prof. mr. W.G. Huijgen and Prof. dr. F. Sonneveldt.

Leiden University has 29 research institutes based in Leiden and The Hague.

Moot Court: An academic skills training course

Virtual currency is a new phenomenon. There is still uncertainty regarding its operation, status and legal consequences.

Recently three Public Administration students of Leiden University gave a sturdy advice to the Tax Authorities about the effects of the reorganization, at the invitation of the Ministry of Finance.

Dr. Kosta held a presentation on her research ‘The EU Fundamental Right to ‘Freedom of the Arts and Sciences’: Exploring the Limits on the Commercialisation of Academia’ at the Max Planck Institute for Tax Law and Public Finance in Munich on 25 May 2020.

Leiden University is involved with various grants and prizes stimulating initiatives in the field of diversity and inclusion.

Labour is back as a significant social and political force in Indonesia, as was shown in the recent 1 May trade union demonstrations in Jakarta. Over the past years major changes have taken place in Indonesian labour law, leading to new forms of judicial and political resolution of labour disputes.

Is the legitimacy of law and governance of multilevel jurisdictions diminishing?” “What is the significance of (diminishing) legitimacy for the effectiveness of law?” These kinds of questions about the legitimacy of the supranational formation of law, its application, and the policy and governance based…

Bachelor, Master

Although official law generally conceives of personal injury victims as individual rights holders, the actual experience of physical injury and its consequences is relational. Indeed, many researchers in the global North as well as the global South have contended that the very concept of the Self should…

This summer school focuses on the emergence of Sexual Orientation and Gender Identity (SOGI) and intersex issues in different areas of international law, such as human rights law, refugee law and international criminal law. The fifth edition will take place in 2022 (provisional dates: 27 July to 5 A…

From 28 February to 4 March 2018, the Leiden WTO Moot Court team participated in the European Regional Round of the 16th ELSA Moot Court Competition on WTO law which was held in Naples, Italy.

Anthropology of Law in Muslim Sudan analyses the hybridity of law systems and the plurality of legal practices in rural and urban contexts of contemporary Sudan, shedding light on the complex relation between Islam and society.