As far back as 1575, Leiden University researchers have been leaving their mark on the world.

What was the social function of the colonial civil law courts in eighteenth-century coastal Sri Lanka? Why did people choose to have their disputes settled by Dutch law courts?

We are doing all we can to save energy at the university. Find out how you as a member of staff or student can do about energy and help reduce CO2 emissions.

How can theories about modern disinformation help to understand how Roman documentary fictions functioned?

What is the neurocognitive structure of human navigation ability? What different types of navigation impairment can be distinguished? How can navigation impairment best be diagnosed and treated? How can tools like serious gaming and virtual reality be used to diagnose and treat navigation impairment…

Crossing borders and connecting people in archaeological heritage management. Essays in honour of prof. Willem J.H. Willems

Studies on the Disappearance of the Amphora Phenomenon

The ability to create objects and structures with our hands has been essential to human development. This ability is something modern society is at risk of losing. Leiden archaeologists gather knowledge about ancient processes of ‘making and creating’ over the centuries, knowledge that helps our current…

The center studies the many ways in which issues of law and justice are dealt with in art and literature with a focus on liminal issues and cases. These are issues and cases where law comes to the limits of what it is capable of dealing with and art and literature explore the implications of what is…

Primary Objective: The primary aim of the proposed RCT is to evaluate whether LF-TLP in blended form as an indicated prevention for anxiety complaints is more (cost-) effective than TAU according to the NHG guideline Anxiety. We hypothesize that in comparison to TAU, LF-TLP will result in a significantly…

Subproject of

Allosteric modulation has long been recognized as a general and widespread mechanism for the control of protein function. Modulators bind to regulatory sites distinct from the active site on the protein, resulting in conformational changes that may profoundly influence protein function. This concept…

Situated on the west coast of modern Turkey, the site of Ephesus is one of the largest excavations in Turkey and one of the most visited tourist attractions. Only one tenth of the city has been exposed until now although the Austrian Archaeological Institute in Vienna (ÖAI) has been excavating here…

Between 1798 and 1813 successive regimes attempted to enforce a fundamental geographical and administrative redivision of the Netherlands. The provinces that had been sovereign states within the Republic of the United Netherlands for over two centuries were dissolved and replaced by ‘departments’, subordinate…

A punishment that fits the crime is the cornerstone of the rechtsstaat or constitutional state. But opinions differ greatly on what constitutes a just and effective punishment. Research by Leiden University provides politicians, legislators, law enforcers and the public with new information and insights…

This project’s aim is to critically assess current homicide data sources in order to develop a proposal for long-term EU-level monitoring of DRH.

How to make educational innovations practical for teachers

Leiden University has been promoting studies on Latin America and the Caribbean for a long time.

This project aims to identify which aspects of exploring a novel environment produce beneficial effects on memory. The effects of novelty will be investigated across the lifespan, including children, adolescents and older adults.

An exploratory study on the role of family members of those who joined jihadist groups

This research focuses on the (Quantum) Dynamics (QD) of the reactive scattering of H2 from metal surfaces.

Knowledge and culture subproject 3:

This collaborative project aims to explore the history of the concept “barbarism” in Europe from the 18th century to the present, with a particular emphasis on the role of literature and art in the concept’s shifting functions.

How can legal education in Indonesia become more relevant for graduates who will work in contexts of legal pluralism, aiming for social justice and providing legal services that common citizens need?

What Accounts for the Variety of National Policy Responses to the COVID-19 Pandemic in Europe?

Under what circumstances is politicization more likely to occur than others, and what impact does politicization have on government legitimacy and performance?

Ending the United Kingdom’s (UK) forty-seven year European Union (EU) membership has fundamentally transformed its relationship with the EU. After years of tumultuous negotiations, international law now once again governs the UK’s relationship with the EU. This has resulted in a sophisticated body of…

In the research project ‘Furthering public leadership’ the Leiden Leadership Centre collaborates with several public organisations in order to obtain academic insights on public leadership and to develop leadership in practice. This allows for evidence-based development of public leadership and direct…

Dutch archaeologists are making three-dimensional virtual reconstructions of archaeological objects lost in the Syrian civil war.

On 10 November Guanmian Xu successfully defended a doctoral thesis and graduated.

For present purposes, it is important to distinguish between an early period of settlement, about 6800-6200 BC, and a late period, about 6200-5800 BC, at Tell Sabi Abyad.

Considering Mesoamerican Precolonial books as material objects

There are around 300,000 people in the Netherlands who donate blood on a regular basis. Women can give blood up to three times a year and men up to five times, resulting in approximately one million blood donations each year. Patients that receive this donated blood are already in a vulnerable condition,…

Have you ever stood in front of an abstract artwork and thought: “a monkey could have done that!”. As it turns out, you are wrong.

This project has two main aims: I. Determine when novelty promotes fear extinction. II. Discover the neurobiological mechanisms underlying these effects.

How did local lifeways and crafting practices persist and develop in the diverse environments of the increasingly interconnected Gulf of Fonseca (AD 400-1521)?

What is the size and composition of the Dutch urban mine? How will the urban mine develop over time, and how can it be used as a source of materials as part of a circular economy?

Mashaghi lab conducts research at the interface of physics, engineering and biomedicine. We develop and use theoretical and experimental approaches to address basic and applied research problems.

A History of Dutch Corruption and Morality showcases 300 years of change, continuity, and diversity in the history of Dutch political corruption and public morality. It analyses a series of corruption scandals and shows how the following debates were connected to the big changes of that time: from the…

Discover the NWA-funded project 'Crafting Resilience' and its long-term research into building a resilient societies through social interventions in eight Dutch cities.

How did free agents oppose the monopolies held by the VOC and WIC in court?

Research on the morality of life insurance. What issues are raised when insurance companies define responsibility and solidarity? Has insurance changed since the crisis of 2007?

Diplomatica: A Journal of Diplomacy and Society addresses the broad range of work being done across the social sciences and the humanities that takes diplomacy as its focus of investigation.

Do citizens care for interest representation? A study on citizens’ perceptions and feelings towards the representative potential of civil society

To what extent are there differences between countries in and outside the European Union and the Schengen area in the level of crimmigration, the merger between migration control and crime control, and to what extent can these differences be explained by the way in which state and non-state actors in…

CompaRe aims to conduct and stimulate research on comparative regional integration in Europa, Asia, Africa and Latin-America. To this end, CompaRe organizes conferences and workshops, and CompaRe members contribute to conferences, research papers, publications and reports on comparative regional…

Is it possible to formulate a new conceptual foundation for attributing an evaluative role to historiography of science, without relinquishing the historiographic sensitivity of recent work in the discipline?

What makes a truth true? Throughout the history of philosophy, numerous theories have been proposed to define what it means for something to be ‘true’. Despite their wide variety, most accounts presuppose that a truth is expressed through linguistic assertations or propositional statements. But can…

How can we develop new chemical biology tools and approaches to understand and interfere with glucosylceramide metabolism in relation to Gaucher disease?

The aim of the research project is to get insight in the biostratigraphical age and the palaeoecological setting of the Schöningen sites and hominin behavior and subsistence during the late Lower Palaeolithic.