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…

The Faculty Board and the Institute of Private Law have agreed to combine the disciplines of child law, international children’s rights and health law into one Department of Child Law and Health Law.

There were no bitcoins or artificial intelligence when our civil code was compiled. This could cause problems.

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…

Do you still have any questions about the International Civil and Commercial Law Law programme of Leiden University? Please contact us and we will help you.

PhD defence

Which laws govern the commercial use of outer space? Are States responsible for mitigating space debris? Who is liable for accidents that happen onboard an the aircraft? In our Advanced Master Air and Space Law you will learn how to deal with questions like these from both an international and a European…

Which laws govern the commercial use of outer space? Are States responsible for mitigating space debris? Who is liable for accidents that happen onboard an the aircraft? In our Advanced Master Air and Space Law you will learn how to deal with questions like these from both an international and a European…

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

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

How can legal education in Indonesia become more relevant for graduates who will work in contexts of legal pluralism, aiming for social justice and providing legal services that common citizens need?

State utilization of 'hukum adat' and its implication for the Indonesian rule of 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…

The Board of Leiden University has appointed Armin Cuyvers as a full professor of European Law, specifically EU Constitutional Law and Comparative Regional Integration, effective per 1 September 2021.

Growing public backlash against international organizations (IOs) and attacks of national political elites on the rule of law increasingly challenge governance by IOs.

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 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

The Schoof cabinet has several plans that are just not legally feasible. Yet they are often still forced through, knowing, or even hoping, that the courts will intervene. This is dangerous policy that in the long run even undermines trust in politics, the judiciary, and the law itself, argues Armin…

The International Institute of Air and Space Law (IIASL) offers PhD candidates the possibility to enroll in the IIASL PhD Track. It is designed for 'external' PhD candidates (buitenpromovendi), who seek to pursue a PhD in Air Law or Space Law while honouring their professional commitments in paralle…

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.

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

On 14 September, Erik Plas defended the thesis'Material amendments to public contracts in public procurement law'. The doctoral research was supervised by Jan Hebly and Bart Krans.

On Wednesday 22 July, Professor Maartje van der Woude will hold a webinar for Nusantara University (Indonesia). Her lecture is entitled ‘Governing Through Crises: Civil Liberties Under Pressure’.

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.

These days we do not just have wars and civil wars – more of a global civil war, says Bashir Azizi, who received a PhD in April 2020 for his thesis on global citizenship. The second edition of his thesis was recently published.

Are you thinking about studying Law and Society? Learn more and watch the videos.

Recently, Prime Minister Dirk Schoof caused quite the stir in the political arena of The Hague following the release of policy documents on the asylum debate. This came ahead of a decision that had not yet been made. The question has since arisen as to whether it’s still possible for civil servants…

What was the function of the Dutch Protestant Church in Sri Lankan society? Why did people relate to the Church and how did conversion influence their life course?

The starting point for this research project is the notion that the human brain is susceptible to all kinds of fallacies and biases that affect our perceptions and influence our reasoning outside of our conscious awareness. Indeed, most people think they are merely observing facts and that they process…

Cathalijne van der Plas will become Professor of Private International Law (0.4 fte) at Leiden University as of 1 October 2021. She succeeds Prof. Sierd Schaafsma who has become a judge at the Supreme Court as of 1 May 2021.

Are you thinking about studying European and International Human Rights Law? Learn more and watch the videos.

Are you thinking about studying European and International Business Law? Learn more and watch the videos.

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…