The Institute of Private Law is part of the Leiden Law School.

On 29 January 2019, Robbert van Eijk defended his thesis 'Web Privacy Measurement in Real-Time Bidding Systems, A Graph- Based Approach to RTB system classification'. The doctoral research was supervised by Prof. dr. H.J. van den Herik.

At ACPA, the collaboration between Leiden University and the University of the Arts The Hague, artistry and academia meet at the highest level.

The following editorial comments were recently published in the Common Market Law Review.

Promotor: Prof.dr. H.P. Spaink, Co-promotor: Prof. dr. A.H. Meijer

The Cyber Security Governance research group contributes significantly to the educational programmes at Leiden University. By integrating cutting-edge research into the classroom, we ensure that students engage with the latest developments in the field of cyber security, governance, and ethics.

Most employed and contract PhD candidates at the Faculty of Archaeology follow a 4-year PhD track in a full-time position.

Ludo Block wrote the eleventh chapter of the book 'Post-Crimea Shift in EU-Russia Relations: From Fostering Interdependence to Managing Vulnerabilities'. His chapter 'Business as Usual? Police Cooperation under a Cloud of Political Animosity' can be found on page 204 of the book.

Constitutional and administrative law covers a broad area of law. It provides the rules with which issues in society can be solved by government authorities.

Explore philosophical research and education at the Leiden Institute for Philosophy. Our scholars study knowledge, ethics and existence, connecting classical and contemporary thought.

These three repors are part of a research project that assesses how military interventions can best prepare the ground for an effective long-term counter-terrorism policy. Three different cases have been studied, and they have each provided the input for the policy relevant recommendations that are…

On 7 February 2019, Helena Ursic-Vrabec defended her thesis 'Uncontrollable: Data subject rights and the data- driven economy'. The doctoral research was supervised by Prof. dr. S. van der Hof.

On 9 January 2019, Willem van der Muur defended his thesis 'Land rights and the forces of adat in democratizing Indonesia'. The doctoral research was supervised by Prof. dr. A.W. Bedner and Prof. dr. J.M. Otto.

The Graduate School of Governance and Global Affairs offers PhD programmes that address the pressing societal challenges of our time.

The International Institute of Air and Space Law is one of the leading international academic research and teaching institutes in the world, specialising in legal and policy issues regarding aviation and space activities in the broadest sense of the word.

Practical applications for the reconstruction of the past

Negotiation can only really be an alternative to warfare, if the parties agree on a framework of rules and procedures. And if the confidence of the partners may increase in another. But negotiations continue to wage war by peaceful means.

On 21 March 2019, James Welch defended his thesis 'The Grotius Sanction: Deus Ex Machina. The legal, ethical, and strategic use of drones in transnational armed conflict and counterterrorism'. The doctoral research was supervised by Prof. dr. P.B Cliteur.

The CMCB brings together microbial cell biology expertise in Leiden. It aims at optimal resonance between the groups and maximal exploitation of the available infrastructure and to develop innovative cross-boundary technology platforms.

Since 2022, a higher proportion of people in the Netherlands have been victims of cybercrime than of 'traditional' crime. The Bachelor in Cybersecurity & Cybercrime trains you to become an all-round cyber expert, equipping you to take on the fight against cybercrime.

A source of inspiration for readers who are curious to understand how people move and convince each other

Reconstructing language history and prehistory in the context of the Indo-European language family.

In his dissertation Gabriel Paiuk explores the variable ways in which what is heard is formed. To address this, he postulates a novel concept of sound image in a post-anthropocentric context in which both mind and material artefacts are instances across which the image occurs, rather than hosts on which…

Polarisation in our society is on the rise. What makes people increasingly radical? How do we protect ourselves from extremist, terrorist or criminal threats, be they physical or in the cyber world? And what role do intelligence services play in this?

Institute of Biology Leiden (IBL) is an internationally oriented institute for research and education in biology. We are part of the Faculty of Science at Leiden University.

The Advanced Master's specialization International Criminal Law at Leiden University examines international criminal law and international criminal procedure.

On 20 March 2019, Tim Dekkers defended his thesis 'Mobility, Control and Technology in Border Areas: Discretion and Decision-making in the Information Age'. The doctoral research was supervised by Prof. dr. J.P. van der Leun en Prof. dr. M.A.H. van der Woude.

Leiden University has a long and outstanding tradition in the field of public international law.

In some cases, PhD candidates are permitted to follow a PhD track that involves conducting research and receiving supervision at two institutions: Leiden University and another university. There are two arrangements of joint supervision.

Correctly interpreting the patterns of fire evidence in the archaeological record will illuminate the origin of human fire use.

Between 1600 and 1800 countless manuals appeared on the subject: the improvised bass part on the harpsichord, pianoforte or organ. Musician and researcher Kathryn Cok unravels the secrets of the Dutch basso continuo accompaniment for modern-day musicians.

Twelve researchers of our Law School have been awarded an ILS seed money grant. This grant enables researchers to create space for preparing a grant proposal for NWO, ERC or otherwise.

The Mathematical Institute is responsible for the research and education in mathematics and statistics at Leiden University.

The central question of this Vici proposal is to investigate if, and how actinobacteria exploit life without a cell wall.

Research at Leiden Law School means research at the highest level.

The Hague Program for Cyber Norms, a research program at the Institute of Security and Global Affairs, published its second policy brief, in which Dennis Broeders, Liisi Adamson and Rogier Creemers explore aspects of the relationship between China and Russia in cyberspace.

Labour market surveys show an increasing demand for students in the field of Urban Studies, particularly those who have been trained in a broad programme including social and cultural perspectives on cities and urbanisation processes.

The specialization Peace, Justice and Development at Leiden University examines the legislation that governs international relations in a global society.

Interested in the programme overview of European and International Human Rights Law? Please take a look at this page. The programme information is listed.

In one year, you’ll complete five months of coursework, conduct an Embedded Research Project, and write your thesis.

The Summer School on International Humanitarian Law is designed by the Grotius Centre Kalshoven-Gieskes Forum on International Humanitarian Law. The announcement for the next edition is set for December 2025, with registration beginning in January 2026.

As a supervisor, you play a vital role in guiding and supporting your PhD candidate throughout their academic journey. Here are some important responsibilities and steps you need to consider.

When it comes to languages and cultures, Leiden University is the university. The global expertise present places our university at the top. In Leiden and The Hague, we study languages and cultures from all regions of the world and from prehistory to the present day. In this way we create a broad view…

The Institute of Security and Global Affairs (ISGA) of Leiden University contributed to the design and teaching of modules of this year’s edition of the Ministry of Defence’s ‘International Military Cooperation Course Africa’.

Interested in an internship at the Dutch Ministry of Defence? Good news! Leiden University and the Royal Netherlands Air Force have formalized their cooperation to offer students an unique opportunity to conduct an internship at an active military base in Woensdrecht, the Netherlands.

The International Criminal Law programme prepares you for a successful career within a multidimensional field, in Europe or around the world.