What are the institutional dynamics of the adoption of internal market legislation?

Are you about to move to Leiden to obtain your Master’s degree at the Leiden Law School? We want to help. To facilitate your integration into the university and student life, we've set up the Leiden Law School Buddy Programme.

On 18 December 2019, Mikhail Antonov defended his thesis 'Formalism, Realism and Conservatism in Russian Law'. The doctoral research was supervised by Prof. W.B. Simons.

Organized by the Grotius Centre for International Legal Studies, this programme enables students and professionals from all over the world to engage in discussions on the prospects and challenges of international criminal justice. Application is now open!

Are you thinking about studying the Advanced LL.M. Public International Law? Learn more and watch the videos.

Law

How can party bans be justified? Which parties were banned in post-war Europe – and why? Do militant democracy instruments work? Is an international militant democracy concept in the making?

The Center studies the social, legal and normative impact of emerging digital technologies.

We encourage applications of visiting scholars whose research interests and activities are in line with our research programme 'Effective Protection of Fundamental Rights in a Pluralist World' or our Key Research Themes. Our dynamic, multidisciplinary research programme aims to bring together researchers…

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

Are you thinking about studying the Advanced LL.M. Law and Digital Technologies? Learn more and watch the videos.

Are you thinking about studying the Advanced LL.M. Civil and Commercial Law? Learn more and watch the videos.

Are you thinking about studying the Advanced LL.M. Law and Finance? Learn more and watch the videos.

Study information, Online Master’s Experience

Study information, Online Master’s Experience

Study information, Online Master’s Experience

This volume provides an authoritative, cutting-edge resource on the characteristics of both technological and social change in warfare in the twenty-first century, and the challenges such change presents to international law.

This project looks at the current practices of marriage law in Indonesia. It examines the often ambiguous views different groups hold of marriage, from local villagers in Bengkulu to women’s activists in Jakarta, and how these relate to the development of national law on the one hand and local practices…

On 19 December 2019, Reza Eftekhar defended his thesis 'The Role of the Domestic Law of the Host State in Determining the ratione materiae Jurisdiction of Investment Treaty Tribunals: The Partial Revival of the Localisation Theory'. The doctoral research was supervised by Prof. E. de Brabandere.

The individual in the EU: The application of insights from social psychology to improve the legitimacy and conflict-solving capability of the EU

Assessing the feasibility and legitimacy of the current model of global tax governance and the role of the OECD and EU in international tax law-making.

The Institute for Philosophy at Leiden University is host to the NWO programme,

The Role of Law in Libya’s National Reconciliation (RoLLNaR) was a research project that ran from 2017 to 2020. It identified and assessed the role of law – both actual and potential, enabling and constraining – with regard to major challenges of reconciliation in Libya. The project was led by Dr. Suliman…

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…

Van Es is the successor to Professor Huijgen whose retirement is approaching after nearly 27 years’ professorship. This new appointment is from October 2022, but Van Es has been working at the faculty for some time.

PhD defence

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

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

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

Starting 1 January 2023, Matthias Haentjens has been appointed as Professor of Civil Law at Leiden University. His expertise lies in the field of property law, insolvency law, and private international 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…

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).

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.

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

Law

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.

Law

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…

The department offers a variety of courses in the bachelors program and in the masters program and in Post Graduate Education.

The department carries out research in all fields of IP law. The research is a part of the faculty research programme Coherent Private Law.

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

Study information

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.

Vijf jaar na de overhandiging van ‘A History of Russian Law’, overhandigde emiritus hoogleraar Ferdinand Feldbrugge op 16 januari het tweede deel van zijn unieke overzichtswerk aan decaan van de Faculteit der Rechtsgeleerdheid Joanne van der Leun.

Study information, Online Master’s Experience