On 29 June 2017, Carl Mair defended his PhD dissertation “Taking Technological Infrastructure Seriously”. The supervisors are Professor A. Schmidt and Professor G.J. Zwenne.

This new study by professor Peter Hoppenbrouwers focuses on conflict in village communities of late medieval Drenthe in order to depict a typical peasant society in late medieval Europe.

What kinds of vocal music were not typically transmitted in written musical notation? Can specific ‘lost’ song forms - siciliane, giustiniane, le Grechesche, gli stili “regionali“ nel canto del quattrocento - be more precisely identified than they have been until now, both in musicological research…

How, when and why the EU legislates to facilitate the private enforcement of EU law before national courts.

The aim of this research is to investigate the informative potential of drawings and decorations in Italian secular cantata manuscripts from the seventeenth century.

Recently Cambridge University Press published dr. Jan Osters monograph “Media Freedom as a Fundamental Right”.

Prince, Pen, and Sword offers a synoptic interpretation of rulers and elites in Eurasia from the fourteenth to the eighteenth century. Four core chapters zoom in on the tensions and connections at court, on the nexus between rulers and religious authority, on the status, function, and self-perceptions…

Asim Zubcevic defended his thesis on 11 November 2015

Consumer complaints, the war against drugs, family issues, matters of state: Rechtsgeleerdheid (Law) is socially relevant and topical.

View the program structure of the Advanced Master Air and Space Law on this webpage. The program gives you a thorough understanding of aviation and space law.

This book explores the intellectual history of the Dutch empire from the sixteenth century to the postcolonial era, going beyond systemic thinkers to understand how empire was perceived in day-to-day life. It takes a transnational and transimperial approach to the Dutch empire, connecting European,…

To what extent is the legislation and use of pre-trial detention of juveniles in the Netherlands in compliance with international children’s rights standards?

On Wednesday 20 November 2024 Sara Mirahmadi successfully defended a doctoral thesis and graduated.

On 23 June 2020, Santy Kouwagam defended her PhD-thesis 'How lawyers win land conflicts for corporations: Legal Strategy and its influence on the Rule of Law in Indonesia'. The doctoral research was supervised by Prof. A.W. Bedner and Prof. C.E. von Benda-Beckmann.

This book examines the impact of the UN Convention on the Rights of the Child (CRC) on national and international jurisprudence, since its adoption in 1989.

On 18 May 2022, Annelien Bouland defended her thesis 'Please give me my divorce: an ethnography of Muslim women and the law in Senegal'. The doctoral research was supervised by Prof.dr. J.M. Otto, Prof.dr. M.M.A. Kaag and Dr.ir. C.I.M. Jacobs.

What are the foundations of the regulation of blasphemy, and in which manner, in legal as well as in extra-legal terms, has blasphemy developed over the last decades?

The secretariat of the Clinical Psychology unit is located in room 2B35.

Benjamin Marius Telders, professor of international law, died of typhus in Bergen-Belsen on 6 April 1945. He was an example of civil courage before and during the occupation. He spoke up against inequity and injustice.

On 3 September 2019, Ilektra Antonaki defended her thesis 'Privatisations and golden shares: Bridging the gap between the State and the market in the area of free movement of capital in the EU'. The doctoral research was supervised by Prof. S.C.G. Van den Bogaert.

On 7 March 2019, Maria de Jong-de Kruijf defended her thesis 'Legitimiteit en rechtswaarborgen bij gesloten plaatsing van kinderen'. The doctoral research was supervised by Prof. mr. M.R. Bruning en Prof. mr. T. Liefaard.

The aim of the competition is to prolong the legacy of Professor Benjamin Marius Telders, who became a professor of international law at Leiden University in 1937.

On 9 September 2020, Ruben de Graaff defended his thesis 'Concurrence in European Private Law'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. S.C.G. Van den Bogaert.

On 27 January 2022 Tjahjono Prasodjo successfully defended a doctoral thesis and graduated.

It is integral to many cluster members’ research to use Medieval and Early Modern Arts as a lens for studying the medieval and early modern periods at large:

Prof. B.M. Telders

On the occasion of prof Paul van der Heijden’s stepping down as Rector Magnificus and President of the Executive Board of Leiden University in 2013 the Chair bearing his name on Social Justice was established. It was a “farewell present” of the Leiden University to it’s Rector.

Article 10 (2) opening words and (b) of the Trade Mark Directive entitles a trade mark owner to object to infringements of his trade mark by a mark that is 'identical with or similar to the trade mark and used in relation to goods or services which are identical with or similar to those for which the…

This book is part of a series which sets out a restatement of labour law in Europe. Its second volume looks at atypical employment relationships in Europe.

An investigation into how racial stereotypes were created and used in the European Middle Ages.

On 29 april 2020, Beth Van Schaack defended her thesis 'Imagining Justice for Syria: Water Always Finds Its Way'. The doctoral research was supervised by Prof. C. Stahn.

Leiden is a real student city and has everything you’ll need to turn your time as a student into the time of your life. And as a growing and internationally oriented student city, The Hague offers a great mix for a fabulous student experience.

The impact of the coronavirus crisis on the judicial system.

Being a Slave brings together scholars and writers who try to come to terms with the histories and legacies of European slavery in the Indian Ocean.

The focus of the research at the Department of Civil Law is the coherency of private law in national, European and global perspective.

Painstaking research in Dutch and Portuguese archive materials, so far poorly assessed on the topic of social relations, reveals intense and intricate associations between different European individuals both in terms of ethnicity and social strata.

The master’s programme 'Jeugdrecht' considers topics like child abuse, child refugees, bullying via social media, adoption and divorce and aims to make a difference in the lives of the youngest members of our society.

When we read a text, we think we know who wrote it, but in the early modern period, manuscript production was often a collaborative or ‘socialised’ enterprise involving secretaries and scribes who physically wrote what the author dictated.

The Leiden Advocacy Project on Plastic (LAPP) is a pro bono initiative concerning legal questions on plastics and is founded to address and research the legal issues related to plastic pollution.

The master programme International dispute settlement and arbitration consists of 8 courses and a thesis. Read more information about the programme structure.

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.

This research project addresses the ethical challenges and legal gaps regarding the operations of MNCs in conflict zones.

Half a century ago, Martin Shapiro discovered that European constitutional scholarship was stuck at a stage of ‘constitutional law without politics’, presenting the EU ‘as a juristic idea; the written constitution as a sacred text; the professional commentary as a legal truth; the case law as the inevitable…

Joe Finnerty has co-edited the 2026 Symposium in the Human Rights Law Review entitled Legitimate Aims and Ulterior Purposes in International Human Rights Law: Comparative Perspectives.

On Human Rights Day 2024, the International Court of Justice is charged by the General Assembly with delivering an Advisory Opinion asking, in effect, what does the climate crisis imply for the rights of vulnerable states and people? Researcher Jens Iverson shares his thoughts on this event.

Rather than finger-wagging, the Netherlands has opted for pragmatism when it comes to human rights. That is what Minister of Foreign Affairs Stef Blok said in a lecture in the Academy Building on Human Rights Day on 10 December 2019.

The central aim is to systematically study differences in crime patterns and social control between migrants and non-migrants in early modern Frankfurt am Main.

Stam defended his dissertation ‘Freedom of speech and the suppression of discrimination in the Netherlands: a constitutional-developmental approach’ on 12 November 2025. The doctoral research was supervised by Afshan Ellian and Bastiaan Rijpkema