It was long thought that the early development of Japanese children's books served mainly as a propaganda tool of the state: the literature was supposed to have been written to shape children into perfect citizens. PhD student Aafke van Ewijk nuances this image. Children's book writers wanted to have…

Young researchers met this month for the fifth Science Communication Summer School. ‘This is the first time some participants get to meet other researchers who also enjoy science communication. It’s great to see’, says Julia Cramer, one of the coordinators.

Discovering effective new drugs is a long, expensive and uncertain process. Laura Heitman wants to improve this by finding out more about how drugs bind to proteins that play a role in disease. She calls it ‘drug discovery 3.0’. Inaugural lecture on 9 December.

Macrophages – the front line of our immune system – protect us from infections. But in the case of the tuberculosis bacteria, this often goes wrong. The group of Annemarie Meijer from the Leiden Institute of Biology has now discovered that macrophages in zebrafish are better able to eliminate tuberculosis…

The role of culture and diverse knowledge systems needs to be recognized when assessing nature’s contributions to people, a new policy forum paper in Science states. Alexander van Oudenhoven and thirty global experts present a new approach that will increase the effectiveness and legitimacy of policies…

Leiden researchers have found minute movements in the laccase enzyme. This discovery could lead to the development of much more efficient biofuel cells. Publication in Biophysical Journal.

How can cross-border internet purchases be accurately estimated? Researchers Quinten Meertens, Cees Diks, Jaap van den Herik and Frank Takes of the Leiden Institute of Advanced Computer Science (LIACS), Statistics Netherlands (CBS) and the University of Amsterdam (UvA) present their solution to this…

Are you a night owl or a lark? Your lifestyle can affect your health more than you might think. PhD candidate Wietse in het Panhuis is researching this with the aid of jet-lagged mice. He explains in a Science Shot podcast

Policy plans state that children should be placed in secure youth care less often and for shorter periods. But this is problematic in practice.

In his biography about Professor Rudolph Cleveringa, Kees Schuyt adds to the image we already have of this famous Leiden professor. The overriding focus is generally on Cleveringa’s protest speech against the Nazis, while his later Resistance work carried much greater risks. And we also shouldn't forget…

The opportunity to explore a new, exciting research topic. That is how Lennart Schada von Borzyskowski describes his successful application for the NWO XS grant. It comprises 50,000 euros, which the researcher from the Institute of Biology Leiden (IBL) will spend on investigating a more sustainable…

It's a no-brainer: of the candidates that you can vote for on 23 May, 14 studied at Leiden University. We asked four of them about their motivation and ambitions. In this article we interview Samira Rafaela, alumna of Public Administration, and Caspar Rutten, who is studying Law.

The scaling up of municipalities means that local authorities are too often losing sight of citizens. This warning was given by Job Cohen on 30 November on his departure from Leiden University as Thorbecke professor. ‘The Ministry of the Interior and Kingdom Relations has got some work to do.'

Urban green infrastructure has the ability to make make cities more sustainable. However, the exact implementation of green infrastructure and the choices that must be made during implementation, are still topic for discussion. In the Future Cities podcast, environmental scientist Joeri Morpurgo chats…

Leiden University has received a €50,000 grant from Open Science NL to develop a roadmap for integrating open science into the strategic priorities of various institutes and translating this into human resource (HR) policies.

This year, eleven exchange projects from Leiden University received an Erasmus+ International Credit Mobility education grant. The total award of almost €510.000 enables 98 students and staff members to go on exchange.

Professor of Fungal Genetics and Biotechnology Arthur Ram explains how fungi can help us be more sustainable.

Een mijlpaal voor de Class of 2025 van de MSc International Relations and Diplomacy: een prestigieuze en internationale opleiding gevierd in Den Haag en Leiden.

What is the best way to restore dune ecosystems? The project TERRA-Dunes researches the role of soil microbes in the development of natural dune areas. Recently, the project went into a new phase: planting 412 oak seedlings grown in different type of soils.

The future does not yet exist, but many people think about it daily. The course Designing Your Future, part of the Honours Programme at the Faculty of Governance and Global Affairs and taught by Bram Hoonhout‘Being a mentor during HOP week is something I can recommend to everyone’

Environmental economist Rutger Hoekstra is a guest researcher at Leiden University. He is studying the question of how we can measure societal progress based on a broader range of factors than only Gross Domestic Product.

In his inaugural lecture Professor of Environmental Sustainability Jan Willem Erisman calls for local solutions that give people more freedom in how they meet environmental, nature and climate goals. This would allow farmers to come up with their own solutions to the nitrogen problem. The idea ties…

He did an English-taught degree, completed a master’s abroad and now teaches on an English-taught programme at Leiden University College The Hague. Jan Meijer is the definition of an international researcher and he’s proud of it.

Leiden heritage expert Sjoerd van der Linde is carrying out research on the heritage of the Caribbean region. This research forms part of the international Nexus 1492 project on the consequences of colonisation for the Americas. ‘We first have to find out what the local population wants.'

The number of students and in the field of security has increased over the past few years, according to a new report by Statistics Netherlands (CBS). The Faculty of Governance and Global Affairs offers a number of study programmes that are a good basis for entry into professions that have security a…

No evidence found that increasing migration leads to an increase in politically and ideologically motivated criminality. Migration flows have, however resulted in increased polarisation in the Netherlands.

Jens Stoltenberg, Secretary-General of NATO, gave a guest lecture at Leiden University on 19 April. His message was clear: increased international tensions call for greater investments in defence. According to Stoltenberg, the Netherlands is not one of the big spenders in this area.

Did he dare take a gamble with his PhD research? Jeroen Methorst didn’t have to think long about it. It could fail or turn out very well. The latter is the case. Methorst developed a computer system that helps researchers find the protein they need. ‘Our whole group is now using this program.’ Methorst…

When we think of ADHD, we often think of highly creative, hyperactive boys. But does this mean that girls don’t have ADHD at all?

IBL-researcher Katharina Riebel, together with international collaborators, published a remarkable finding in Nature Communications on the prevalence of female birdsong.

Within the space of a few months, the Heritage Quest citizen science project, whereby volunteers scan elevation maps of the Veluwe area for burial mounds and other prehistoric remains, has already led to groundbreaking new insights. Hundreds of burial mounds have been found, as have a huge number of…

We need to be quicker and better at discovering side effects. In her inaugural lecture, Agnes Kant, Professor by Special Appointment of Innovation of Pharmacovigilance, calls for more research on these adverse effects.

Students at Leiden University believe that their study programmes should pay more attention to sustainability. This is evident from a representative survey of more than 550 students, conducted by Leiden University Green Office .

Behind the relatively stable income inequality in the Netherlands, big changes have been happening. Income inequality has increased over the past 40 years, but less sharply because women in lower income groups have begun working more. In contrast, men’s income has increased very little over the past…

The free AI and Ethics course (in Dutch) is available online to anyone who wants to find out more about the ethical implications of artificial intelligence. One of the eight experts featured in the course is Professor Reijer Passchier. ‘Artificial Intelligence is spreading so fast and has such an impact…

New results from the Kilo-Degree Survey (KiDS) show that the Universe is almost 10 percent more homogeneous than previously thought. The new KiDS map was created using the partly Dutch OmegaCAM on ESO's VLT Survey Telescope on Cerro Paranal in Northern Chile. An international team of astronomers from,…

Students at Leiden University believe that their degree programmes should focus more on sustainability. These are the findings of a survey of more than 550 students by Leiden University Green Office.

More CO2 in the atmosphere is making food crops more calorific, less nutritious and potentially more toxic.

Children with hearing loss often fail to pick up on nuances in other people’s emotional responses. As a result, they do not always understand what is going on. Yung-Ting Tsou, a PhD student at Leiden University, found that having more knowledge of emotions and social conventions can help them in their…

Funded by a ZonMw grant, the LUMC and the Health Campus The Hague will be working with headache patients on research into the use of an electronic headache diary. This resource can help patients gain a better understanding of their migraine attacks and, together with the physician, produce the best…

Scientists' computers are now full of complicated 3D models, but no standard has yet been developed for exchanging the data. A new database should change this. External PhD student Liselore Tissen is receiving a grant to contribute to this on behalf of Leiden University (and TU Delft). ‘It will be great…

What do people wonder about on social media? University lecturer Matthijs Westera is the recipient of an NWO grant to investigate what people are curious about online.

To generate renewable energy takes more space than one might think. New research by environmental scientist Paul Behrens and master's student John van Zalk shows how much space is needed for nine specific types of energy. Biomass, hydro and wind, while vital, take up the most space. Natural gas and…

Older children more frequently link Black Pete with a black person. Both younger and older children think positively about him. This is the conclusion of a study conducted by Judi Mesman, Professor of Diversity in Parenting and Development.

Following the news that TomTom is cutting 300 jobs due to the use of artificial intelligence (AI), FGGA researchers Friso Selten and Alex Ingrams responded with opinion pieces. They place the news in a broader context and call for a more nuanced debate on AI and job losses.

Amir Zamanipoor Najafabadi, a doctor and researcher at the LUMC’s Department of Neurosurgery, researches how meningioma treatment can have a long-term effect on a patient’s life. He recently defended his dissertation: with a patient on the examining committee, this was a unique occasion.

On Monday 30 September, Leiden University was one of the partners proud to announce the launch of the Research on Research Institute (RoRI) - an international consortium of research funders, academic institutions, and technologists working to champion the latest approaches to research on research.