Innovation in nest building: bird nests made from anti-bird spikes. Researchers from Naturalis Biodiversity Center and the Natural History Museum Rotterdam describe this behaviour in a publication.

Violence such as assault or head-butting causes pain, shock and distress. It is often seen as savage or senseless. But for those who commit it, violence has meaning, argues violence researcher Don Weenink in his inaugural lecture.

Lodewijk Petram, author of the book 'The World's First Stock Exchange', discussed the rise of the Amsterdam stock exchange in the 17th century in the ninth Hazelhoff Guest Lecture.

Bacteria in the teeth tell us a lot about nutrition and disease in our ancestors. It also tells us more about the immune system. This provides clues for treating modern diseases and allergies. For a long time archaeologists were irritated by tartar on the teeth of excavated skulls. They thought that…

When you walk into the Gorlaeus Building, you will notice it immediately; the artwork 'The Cloud' hangs prominently in the hall and cannot be missed. Artist Jos Agasi designed it especially for this location. ‘Intuition, imagination and creativity. Scientists and artists have more in common than they…

Leiden archaeologists investigate how people in the past impacted their environment. Together with scientists, environmental scientists, and humanities experts, they use this information to draw conclusions about the present – and show what we can learn from it for the future.

Being a supervisor is a demanding job. With these golden rules in mind, you'll do just fine. You can keep reading below, or download the PDF on the right for a visual representation.

Find out more about the career opportunities after finishing the programme International Children's Rights. The programme prepares you for a successful career..

The elderly accept may minor discomforts like stiffer muscles and getting tired more quickly, but they do want to go to their children's birthdays independently. Preventive elderly care helps people with that. The goal is to let people grow old while maintaining their self-reliance and independence…

Psychological processes have a major effect on the course of a disease and the effects of medical treatment. Researchers in the field of Psychoneurobiology examine the interactions between body and mind. They investigate the effects of stress as well as the effect of placebos and nocebos, which can…

The project aims at contributing to the safeguarding of Palestinian cultural heritage and the enhancement of economic situation through tourism development, by presenting and managing one of the most important archaeological resources, the archaeological site of Tell Balata.

To safeguard the quality of research within Leiden University, a committee of external experts evaluates the University’s institutes once every six years according to the Standard Evaluation Protocol which is drawn up by the Association of Universities in the Netherlands (VSNU), the Royal Netherlands…

A computer can look at, and learn from, many more images than a human specialist. AI systems are rapidly becoming indispensable for medical and biological applications. But they still have to learn how to explain their decisions.

This project will construct an inventory of possible conceptions of the resistance of the world to scientists’ claims and theories.

BASCE brings together those in the Benelux who are committed to exploring the changing relations between culture and the environment.

Being a supervisor is a demanding job. With these golden rules in mind, you'll do just fine. You can keep reading below, or you can download the PDF in which you find a visual representation on the rules.

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

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?

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?

This is an Erasmus+ International Credit Mobility project of Leiden University Medical Center with Boston Children’s Hospital in the USA.

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…

Access to information is a human right (United Nations, 1948). Information technology, such as search engines and recommender systems, has become the key mediator and facilitator to connect people to information (White, 2016). Conversational artificial intelligence (AI) technology is increasingly being…

Since the 16th century, religious concerns have motivated the study of Old English and its speakers. In the 19th century, scholars turned to the study of Old English literature in particular to find traces of pre-Christian, ‘Germanic’ religion, as discussed in Eric G. Stanley’s seminal work The Search…

The nanoscale structure of a catalyst under reaction conditions determines its activity, selectivity, and stability. For the production of sustainable energy and materials, new catalysts are needed. By understanding the structure-activity relationships of catalysts under reaction conditions, insight…

An Investigation into the role of copper-alloy craft production in the early medieval economy of northwest Europe.

European product safety law is one of the focal points of internal market legislation.

What impact does ethnic profiling and accusations of ethnic profiling have on organisations and the border police officers working at the operational level, and what structural factors on the societal and organisational level contribute to the process of ethnic profiling? Over a period of three years…

Leiden has much to celebrate: first, 450 years of the Relief of Leiden and then 450 years of Leiden University. And that is no coincidence.

Find out more about the career opportunities after finishing the European and International Business Law Programme. We prepare you for a successful career.

How can we understand the material instability of photographic (mixed media) artworks (1960s - present) from an integrated approach of Art History, Conservation Science and Chemistry in order to preserve these works for the future?

What was the relationship between women and modern media in different parts of Asia in the 20th century? Under what historical and social conditions did women achieve prominence in popular music in Asia?

The Hague is a fast-growing student city in the Netherlands, offering great study and career opportunities to students from all over the world.

From passports to policy: take a moment to look up in City Hall

In this project we think about the relationship between territory and contagion. Tracing the historical, political, and conceptual linkages between territorial bordering and migration on the one hand and disease related phenomena like contagion, immunity, and inoculation on the other, we ask how the…

Evidence-informed policy-making is crucial for good governance. Yet, despite the abundance of evidence from research and evaluation available to decision-makers, we know little about the actual influence of evidence on government policies. The ‘Power of Evidence’ (PoE) research programme, directed by…

On this page you find all the ways through which the Institute of Psychology aims to foster Open Science.

With knowledge of heritage we understand identity and appreciate diversity.

In the master’s specialisation in Economic and Consumer Psychology, students study the psychological mechanisms that underlie many of our choices and decisions concerning consumption and other economic behaviours.

POPcorner The Hague has become a familiar and trusted space at Leiden University in The Hague. It’s where students meet, find support and work together to build an open and approachable student community.

‘It was the biggest bunch of flowers I’d ever seen,’ says Emily Strange about the moment she won the Leiden Teaching Prize 2022. The judge praised the conservation biologist for her passion, engaging personality, and the way she motivates her students. On the Dutch Day of the Teacher, we get to know…

Leiden University needs to become the sustainability frontrunner of the Dutch universities, the co-participation and the Leiden University Green Office (LUGO) call for. This means that sustainability needs to be further integrated into education and research, as well as the university’s business ope…

Japanese animated films are often fantastic to watch. What's less known is that anime often has a political message. Mari Nakamura researched this phenomenon. PhD defence 14 March.