In our research and education, we focus on the following topics:

Human Rights at Risk brings together social scientists, legal scholars, and humanities scholars to analyze the policy challenges of human rights protection in the twenty-first century.

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.

This research paper seeks to examine the nature of the nexus between right-wing extremism and the military by surveying five potential consequences (i.e., problem areas) arising from the presence of right-wing extremists within the armed forces of twelve Western countries.

The Faculty of Humanities in Leiden is unique in its research, education, valorisation and breadth of languages, cultures, arts and societies of the world, in their historic context, from prehistory to the present. Humanities’ research and education at Leiden are among the top 30 in the world (THE).

In contemporary India, the regional state of West Bengal has often been perceived as somewhat of an aberration in the wider context of a rather chaotic democracy, as the Left Front (spearheaded by the Communist Party of India-Marxist, CPIM) demonstrated a rare instance of political stability, decisively…

Promotor: J.N. Kok, Co-promotor: M.S. Lew

In Women and Property Rights in Indonesian Islamic Contexts, eight scholars of Indonesian Islam examine women’s access to property in law courts and in village settings.

On 14 November, Ilya Kokorin defended the thesis 'Intra-group financing and enterprise group insolvency: problems, principles and solutions'. The doctoral research was supervised by Matthias Haentjens and Reinout Vriesendorp.

The mycorrhizal symbiosis is among the most widespread species interactions on Earth⁠. This thesis focuses on orchid mycorrhiza, a unique mycorrhizal type that has caught scientists’ attention for centuries⁠.

The authors explore the decision-making processes and debates surrounding EU member states' troop contributions to CSDP military deployments.

As a contribution to the changing legislation and evolving societal attitudes concerning environmental issues, this project aims to enhance and manipulate the plants’ own natural defense mechanisms against western flower thrips (WFT).

The endocannabinoid receptors CB1R and CB2R are involved in a plethora of processes, and consequently are involved in many pathological conditions. Their wide distribution makes the CBRs both an interesting therapeutic target and hard to study.

Die Aufführungspraxis italienischer Instrumentalmusik in der Auseinandersetzung mit Vokalmusik und Text: Quellen und moderne Umsetzung

Accelerating the diagnosis and personalising the management of inherited metabolic diseases.

The long-held desire - to link structure directly to function and to explain molecular mechanisms based on basic chemical or physical principles - is finally coming closer, satisfying not only our scientific curiosity but also offering new solutions to the many challenges in the field of health, energy…

Promotor: J.M. van den Broek Co-promotor: M.C. de Vries

To what extent are individuals socialised with heteronormativity and gender norms by the national context in which they live, by Dutch schoolbooks, and within Dutch families?

The present study explores the role of water in the ancient Roman city of Ostia.In antiquity, Ostia was situated at the intersection of the Tiber River and the Mediterranean Sea, and acted as one of the harbour cities of Rome for several centuries.This study investigates how water was acquired, used,…

Part of ‘Moralising Misfortune: A comparative anthropology of commercial insurance’, an ERC Consolidator project of Erik Bähre.

In this article, Eamon Aloyo argues that university supervisors should not use student evaluations of teachers as a measure of teaching effectiveness.

Natural vanilla flavor is one of the most important in the world. However, the cost of this flavor is expensive. Production of this flavor by alternative methods, could reduce the cost.

AI Labs are collaborations of Leiden University with external parties such as industry, governmental parties and other universities on the topic of Artificial Intelligence. The Science institutes of Leiden University are unique located in the largest Bioscience Park of the Netherlands, next door to…

Een bouwhistorische studie naar kapconstructies op Leidse huizen tusen 1300 en 1800

Power and Legitimacy in Kingship, Religion, and the Arts Volume 87 in the series Religion and Society

This book investigates how the rulers of the Habsburg world empire developed and implemented a central maritime policy for the Netherlands and appointed an admiral of the sea or admiral-general for that purpose.

The NVIC offers academic courses in Arabic & Islamic studies and in the study of Ancient Egypt, in the framework of study programmes at the Dutch and Flemish universities that support the institute. NVIC also puts its teaching experience at the disposal of companies, embassies, international organisations…

The electrochemical oxygen reduction reaction (ORR) is an essential half-reaction for the utilization of hydrogen as a sustainable fuel, via the conversion of hydrogen to electrons and protons facilitated by the ORR. In the most common fuel cells, the ORR is requires high loadings of non-abundant platinum…

How have the armed forces of the United Kingdom, the Netherlands and Belgium adapted to the OMLT task in Afghanistan, and what institutional changes have materialised as a consequence of this adaptation?

Jaroslaw Kantorowicz and Rok Spruk examine the contribution of institutional reforms to economic growth.

Promotor: Prof.dr. M.K. Richardson, Co-Promotor: F. Witte

The Division of Systems Pharmacology and Pharmacy (SPP) aims to develop precision medicine approaches to characterize and predict variation in treatment response and enhance translational drug development strategies.

This thesis describes how to scale down concepts of macroscopic mechanical metamaterials to the thermal scale using a system of flexibly-linked colloids.

The PID-directed shift in PIN polarity has been broadly accepted as one of the essential mechanisms for the regulation of auxin transport polarity.

Promotor: Prof.dr. F.S. de Boer, Co-promotor: D. Clarke

Research on lethal violence related to criminal activities.

Louis Verreth and Jeroen De Keyser recently published a critical edition of Francesco Filelfo’s Latin translation of the Rhetorica ad Alexandrum (Edizioni dell'Orso).

For hundreds of years, the island of Sri Lanka was a crucial stopover for people and goods in the Indian Ocean. For the Dutch East India Company, it was also a crossroads in the Indian Ocean slave trade. Slavery was present in multiple forms in Sri Lanka—then Ceylon—when the British conquered the island…

Recent studies of Neandertal body mass and skin surface indicate raised energetic requirements in this lineage compared to anatomically modern humans.

Sorghum (Sorghum bicolor) is a major cereal crop that millions of subsistence farmers in Sub-Saharan Africa (SSA) rely on. However, the scourging impact of the root parasitic weed Striga (Striga hermonthica, a.k.a. “witch-weed”) has remained a major constraint hampering the productivity of sorghum in…

In our culture, vocal harmonics function as independent musical elements since only a few decades. Thresholds of the audible explores the changing relationship between singers, listeners and harmonics.

This thesis describes the design and development of subunit‐selective inhibitors of particular catalytically active subunits of human constitutive proteasomes and immunoproteasomes.

This dissertation focuses on the question how text and paratext contribute to the way that text in a network-like environment is clearly bordered and at the same time can easily be linked to other texts.

Leiden University research institutes based in Leiden and The Hague.

This thesis introduces a relational interaction model and a practical tool for describing, visualising and generating interactive dialogues.

On 18 November 2020, Mojan Samadi defended her thesis 'Normering en toezicht in de opsporing'. The doctoral research was supervised by Prof. J.H. Crijns.

On the 5th of September, Zhen Li successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Zhen on this achievement!

Childhood sexual abuse is a common problem, with approximately one in five girls and one in 13 boys worldwide experiencing some form of sexual abuse before the age of 18. Despite its high prevalence, many individuals remain silent about these experiences, often delaying disclosure for years, with one…

The sentencing decision of the judge might be the most important decision in the criminal proceedings, not only because of the impact the punishment has on the offender, but also because the sentencing decision is a cornerstone of the legitimacy of the entire criminal justice system.