Political scientist Cynthia van Vonno’s (Leiden University) 2016 dissertation has been shortlisted for the European Consortium for Political Research (ECPR) Jean Blondel PhD Prize. Her study of party group unity in parliamentary voting was chosen from an exceptionally high number of nominations.

The Grotius Centre for International Legal Studies is proud to host the following moot court competitions in 2019:

Een internationaal consortium onder leiding van Olaf van Vliet heeft een Horizon Europe subsidie van 3,4 miljoen euro gewonnen. In het onderzoek staat centraal hoe wereldwijde sociale veranderingen zoals migratie, digitalisering en de klimaattransitie de arbeidsmarkt beïnvloeden en wat daar de gevolgen…

We already know a lot about genetics and the risk of breast cancer. But much still needs to be done in breast cancer genetics to improve the prognosis and make sure women at high risk aren’t missed. This is what Professor by Special Appointment Marjanka Schmidt will say in her inaugural lecture on 4…

Researchers at Leiden University have mapped genes that cause breast cancer cells to migrate. The Leiden toxicologists Professor Bob van de Water, Dr Wies van Roosmalen, Dr Sylvia E. Le Dévédec and colleagues studied 1500 individual genes. They found eight, including the SRPK1 gene, that regulate the…

Carlotta Rigotti and Eduard Fosch-Villaronga have published a new article that offers an insightful and critical literature review on fairness and AI in the labour market as part of the BIAS project.

Geert Wilders and his PVV party have won the 2023 elections. What was the deciding factor for this victory?

In the research theme ‘Animal Sciences and Health’, we work with various animal species to gain insights into fundamental biological processes in both animals and humans.

Subproject of

Leiden University will be recording a brand-new series of podcasts in 2019: Science Shots. Our top scientists will talk about their research in less than 15 minutes. Tip: something to enjoy on the train journey between Leiden and The Hague, our two University cities!

One way for governments to conduct foreign policy and promote national interests is through direct outreach and communication with the population of a foreign country. This is called public diplomacy. Historians such as Helmer Helmers and William T. Rossiter have shown that printed media were already…

Health is a wonderful gift, both for humans and for society. If we are able to prevent both physical and mental illnesses, we can spare a lot of suffering and fight rising health costs. Social scientists and physicians in Leiden are working closely together to conduct research on the human mental, behavioural…

Loopholes in international tax legislation contribute to the misuse of tax rules by multinationals. Leiden University legal experts investigate how the complex national and international tax rules can be made more consistent in order to create a better tax system.

It has been found that the better a prisoner is treated, the more effective the sentence. Leiden criminologists therefore research how detention can be improved in such areas as prison life and contact between prisoners and their children.

In this research group, headed by Bob Van de Water, cell signaling programs that underlie adverse drug reactions as well as cancer development and progression are unraveled. Adverse drug reactions involve cell injury in critical target organ cells which leads to the activation of cellular stress response…

How do tax treaties have to be explained and implemented, and what role does the supranational regulatory process play in this? Which objectives are meant to be used in establishing tax regulations and to what extent are such legislative practices undertaken in a goal-oriented manner?.

PhD defence

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

PhD defence

Working Group

The Ecuadorian Pachakutik party is one of the oldest indigenous political movements in Latin America. Despite not being very successful at the polls and hardly having organisational resources at its disposal, Pachakutik is still part of Ecuador’s political landscape. In her dissertation, Political Scientist…

The project Advancing The European Multilingual Experience (AThEME) studied multilingualism in Europe by incorporating and combining linguistic, cognitive and sociological perspectives.

‘What a relief,’ was psychologist Mariska Kret’s reaction to the news of her Vidi grant from the national science financier NWO. The grant makes it possible for her to carry out new research into emotions and trust in patients with a social anxiety disorder and patients with autism.

Wat gebeurt er op het schoolplein? Sensoren op kleding openbaren pijnlijke patronen

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.

Within the Chinese medicine, more than 80% of the constituents of the preparations are derived from plants. Like any other organism, plants are constantly interacting with their changing and often harsh environment during the various phases of their life cycle.

This article explores levels and patterns of legitimacy beliefs with respect to multistakeholder global governance at ICANN. From a large and systematic evidence base, Jongen & Scholte have found that ICANN has strong legitimacy underpinnings among its staff and board, as well as quite uniformly moderate-to-high…

Although science and education have top priority, exploratory projects with companies, governments and NGOs generate ample opportunities in terms of societal challenges, science strategy, valorisation and research collaboration. In the LIACS Applied Data Science Lab, our master's students and graduates…

On 25 January 2024 H.J. Pak successfully defended a doctoral thesis and graduated.

Much attention has been paid to the exchange of objects, ideas, and people in the Caribbean. Networks of interaction connected local communities across pan-regional scales, shaping indigenous socio-political integrations and their responses in colonial situations. This work examines the poorly understood…

The faculty’s scientific research is organised around a number of centres and institutes in The Hague, city of peace, security and justice.

This study is an attempt to reconstruct the muted violent past by breaking the monopoly of the Turkish state over the memory of the Armenian genocide.

Leiden Law School has established the Empirical Legal Studies Lab to support legal research and education using empirical methods.

A GIS-based study for the reconstruction and interpretation of the archaeological datasets of ancient Boeotia

On the28th of September Didi van Trijp successfully defended a doctoral thesis and graduated.

Latif Fauzi defended his thesis on 18 May 2021.

The Brazilian economy has long been defined by its enormous potential. Over the past 30 years, some of this has at last been realised. Latin America’s largest economy has rapidly risen in global importance while poverty at home has declined. Yet, despite periods of progress, Brazil remains prone to…

How did common people write in the late eighteenth century? Little is yet known on this topic, since our knowledge is mainly based on printed texts written by a small part of the (male) elite population. This dissertation – written from a sociolinguistic point of view – gives us new insights into late-…

Agriculture is among the most vulnerable sectors to climate change and poorer countries face the most severe difficulties. Coffee farmers in Central America, for instance, are facing multiple and mutually reinforcing crises, including price shocks, outbreaks of pests and diseases, migration, and farm…

The ‘Leer te Durven!’ program (Learn to Dare) is a preventive training program for children with mild anxiety symptoms (Simon & Bögels, 2014). The program has been developed for children between the ages of 8 and 12 who feel or behave anxiously, avoid situations, are afraid of doing things wrong, appear…

Imami Shiʿism was a key part of the turbulent thesis and antithesis which formed Islam, and it remains greatly influential today. The aim of the ImBod project is to write the first comprehensive social history of the Imamate.

The study by Tahir Abbas and Liselotte Welten reveals a structural and nuanced understanding of how the question of Salafism in the Netherlands has become an increasingly discussed phenomenon and the types of threats that ought to give genuine concern to security, intelligence and policing services.

De lichtheid van literatuur: Engagement in de multiculturele samenleving (The Lightness of Literature: Engagement in the Multicultural Society) is a plea for the social relevance of literature. The book delves into an age-old debate about literature and social engagement, which has recently been reinvigorated…

TruLife applies lessons from the study of long-term urban traditions, exemplified by pre-Columbian Maya tropical cities, to present-day sustainable urban design.

On 15 February 2022, Morshed Mannan defended the thesis 'The Emergence of Democratic Firms in the Platform Economy: Drivers, Obstacles, and the Path Ahead'. The doctoral research was supervised by Prof. I.S. Wuisman and Prof. J.A.A. Adriaanse.

This PhD project studies immigrant groups in ancient Babylonia and aims at investigating their identities, socioeconomic status, and integration into an ancient multicultural society.

Promotors: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon, Prof.dr.ir. H.H. de Iongh