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The focus of the Multicriteria Optimization and Decision Analysis (MODA) group is to develop foundations of methods in multi-objective optimization.

The bi-annual Children’s Rights Moot Court (CRM), organised by the Department of Child Law in partnership with Baker McKenzie, was initiated by Leiden Law School in 2014 on the occasion of the 25th Anniversary of the United Nations Convention on the Rights of the Child.

The International Air Law Moot Court Competition is a unique opportunity for students seeking to gain experience in the development of arguments in the field of international law and international air law, while also establishing contacts around the world.

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The main objective of the Telders International Law Moot Court Competition is to challenge students to excel in international law, consequently testing their creativity and powers of persuasion in a friendly competition. Students and academic staff throughout Europe consider participation to be a great…

One of the recurring points of discussion within the Criminal Justice research programme is the question of what behaviour should or should not fall within the scope of criminal law. This research theme is examined from a legal-dogmatic and social-scientific perspective.

To find out more about the conditions and criteria for participating, please read here.

In this article, Marco Cinelli, assistant professor at Leiden University College The Hague, examines proper and improper uses of Multiple Criteria Decision Analysis (MCDA) methods in energy systems analysis.

The annual Hugo Sinzheimer Moot Court competition took place in Bratislava, Slovakia, from 19 to 21 June 2025. Twelve student teams from various European countries took part in the labour law moot court competition.

From March 28 to 31 twelve student teams from different countries visited Leiden to participate in the second edition of the Children’s Rights Moot Court. They were invited to plead an interesting and challenging immigration law case.

With textnets it is possible to visualize and analyze textual data in novel ways.

The Europa Institute is proud to announce that Leiden University has won the prize for Best Written Memorials at the 2014/15 European Law Moot Court Competition (ELMC) Final in Luxembourg!

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Promotor: Prof.dr. J.N. Kok, Co-promotor: F.J. Verbeek

We explored how to morphologically classify well-resolved jetted radio-loud active galactic nuclei (RLAGN) in the LOw Frequency Array (LOFAR) Two-metre Sky Survey (LoTSS) using machine learning.

The Explainatory Data Analysis group develops algorithms and theory that enable domain experts to explain data by finding interpretable patterns and models.

In this publication, Prof. Tahir Abbas, Inés Bolaños Somoano, Joana Cook, Isabelle Frens, Graig R. Klein and Richard McNeil-Willson look into the manifesto that was linked to the Buffalo attack in order to better understand the broader context and specific factors that motivated the perpetrator.

Overlevingsanalyse is een onderzoeksgebied dat zich richt op het bestuderen van de tijd tot het optreden van een specifieke uitkomst.

M. Danhof, Co-promotor: O.E. Della Pasqua

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The research of our group is centered around dynamical systems, functional analysis and their interplay.

The research of the Applied Mathematics cluster is concerned with such diverse topics as dynamical systems, representation theory, differential equations and pattern recognition.

In science, it is of vital importance that multiple studies corroborate the same result. Researchers therefore need to know all the details of previous experiments in order to implement the procedures as exactly as possible. However, this is becoming a major problem in neuroscience, as animal studies…

Research in Leiden University’s Institute of Political Science focuses on the dynamics and the interaction of political institutions, individual decision-making, and collective behaviour.

The research of this programme is centered around dynamical systems, functional analysis, and their interplay.

How can teachers be motivated by their students’ data in making stepwise changes to their teaching practices?

This article explores the concept of issue prioritisation within the context of public administration research, focusing on decision-making processes.

Leiden’s International Institute of Air and Space Law (IIASL) was delighted to co-organise the 15th edition of the Leiden-Sarin International Air Law Moot Court Competition alongside this year’s host, the National Autonomous University of Mexico (UNAM) in Mexico City. The event brought together around…

This handbook provides a resource for those already familiar with some kinds of micro-particles who wish to learn more about others, or for those just starting out in the study of microremains who wish to have a broad understanding about microscopic archaeology.

On 15 April 2016, the All-European Final of the ELMC took place at the European Court of Justice in Luxemburg. Emma Gheorghiu, a student on the Advanced LL.M. in European and International Business Law at Leiden Law School, took home the trophy for the prestigious award for best Advocate General.

Which criteria do ED patients and therapists evaluate as most relevant for recovery? Do patients and therapists differ in their evaluations? Do eating disorder patients differ from a healthy control group in their scores on the Recovery Scale?

The Leiden University team won second place in the highly competitive Dutch National Rounds of the Philip C. Jessup International Law Moot Court Competition in Amsterdam in February 2023. The team did well in both the written and oral segments of the competition, and Marleen Onnekes was awarded the…

The volume is one-stop shopping for crisis studies and a number of closely related fields, providing a window onto the latest thinking in the field. The articles reflect cutting edge, state of the art scholarship and pose key questions for research and practical development.

How do individuals make decisions? What determines the quality of group decisions? When and why do people cooperate with others? How does intergroup competition evolve?

The main methodological aspects of the use of stepwise LCA estimators under different circumstances.

Efficiently responding to others’ emotions has great survival value, especially for social species, such as primates, who establish close, long-term bonds with group members. The closest living relatives to humans are the chimpanzee and the bonobo. Studying these species, and comparing them on the exact…

This article investigates which factors most influence individuals’ decisions to engage in conversations about risk.

Although the team from Leiden did not win, the Max Rood Moot Court Competition was a great success once again. Six teams of students (Leiden, Groningen, Maastricht, Utrecht, VU and UvA) participated and passionately argued a case involving summary dismissal.

Promotor: W.Th.F. den Hollander Co-Promotor: F.M. Spieksma

This thesis is based on five papers on several topics.

Analysis of neuroimaging data requires multiple steps where statistics play a crucial role. The MRI methods research group develops new statistical methods that are accurate, transparent and easy to use.

Systems pharmacology aims to apply techniques from systems biology to pharmacological models.

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This thesis seeks to combine two different research topics; Multi-Objective Optimization and Complex Network Analysis.