If you are unable to come to work due to sickness, find out below how to report sick and how the University guides its employees on sick leave.

Fireside Peace Chats

CWTS and OpenAIRE are delighted to announce the next steps we have agreed to take to deepen our relationship and strengthen our collaboration.

Panic disorder is associated with changes in the brain, both in children and adolescents and in adults. This is the main outcome of the largest brain study ever conducted on panic disorder. Lead researcher and coordinator of the study, Moji Aghajani (Institute of Education and Child Studies), explains…

Ten years later, a group of veterans still struggle daily with the effects of their deployment to Afghanistan. Sanne van der Wal, a PhD candidate at the Leiden University Medical Center (LUMC), conducted research into the effects of PTSD.

Between November 2022 and December 2023, 45 one-off and 14 structural security measures were taken for academics or university staff. This is what it says in the External Intimidation, Hatred and Threats against Academics Monitor published by the Universities of the Netherlands (UNL), the Dutch Research…

Kohei Suzuki receives Kenneth J. Meier Award from the Midwest Political Science Association

As of 1 September 2021 Andrea Evers has been appointed Scientific Director and will represent the institute at faculty and university level as chair of the Board of the Institute of Psychology. Eric van Dijk will take on the personnel and finance domains and Sander Nieuwenhuis will take on the research…

Human resources

In haar boek ‘Diensten met geheimen’ vertelt Willemijn Aerdts hoe de AIVD en MIVD te werk gaan. En ontkracht ze ook een paar mythes.

How to strengthen mutual trust between agencies in the criminal justice system and youth with a migration background or weaker socio-economic position. The Netherlands Science Agenda has awarded 1.5 million euros to a consortium to find out.

Exploring logging's real impact: Insights from Anthropologist Tessa Minter in the Solomon Islands.

Rikki Holtmaat has been our faculty’s confidential counsellor for PhD candidates since 2018. In this role, she listens, offers advice and supports PhD candidates dealing with various problems. ‘My approach is to find a solution together.’

If you’re experiencing too much work pressure, talk about it to your colleagues and your manager. This is the only way we can jointly work towards a solution. How do you raise the issue of work pressure? And what can you do to prevent work pressure from getting out of hand?

Do you have questions about the Kiem grant? You can find answers to frequently asked questions on this page.

Explosions at people’s homes, gangland killings and online threats: if you follow the news, it may seem as though threat levels in the Netherlands are rising. But is that really true? Researchers from Leiden University investigated this and have presented their results in the Dreigingsmonitor (Threat…

The proportion of female professors at Dutch universities is increasing, but at a modest rate. At 34.2%, Leiden University is in the top three. These are the results of the Women Professors Monitor for 2025.

Kohei Suzuki, Assistant Professor at the Institute of Public Administration contributed to the research project ‘Reforming Public Administration in Libya’. The brainstorming meeting was organized by the Statistical, Economic and Social Research and Training Centre for Islamic Countries (SESRIC) in T…

All persons making use of Leiden University buildings and grounds must comply with the general University house rules. These are listed in the Regulations on the Use of University Buildings, Grounds and Other Facilities, and are intended to guarantee order and safety for guests and staff alike.

Practical information and tips for hosting an assessment, including registration procedures, permitted aids, fraud prevention, surveillance and facilities for students with disabilities.

From monitoring pollution to tracking rainfall, citizen science comes in different shapes and sizes. But at its heart, it’s about the relationships between citizens, policymakers and researchers.

It is becoming increasingly common to collect data from children and young people through digital means. The impact of this so-called ‘dataveillance’ on children, who are monitored from birth via smartphones and Fitbits, is great.

Many deepfake porn videos are going around appearing to feature popular Dutch presenters, actors and politicians. These videos are banned, and yet they’re still being circulated. Dirk Visser, Professor of Intellectual Property Law, explains why: ‘There are enough rules telling us that deepfakes aren’t…

Getting to know all his colleagues as fast as possible, and learning about the faculty’s strengths: these will be Jasper Knoester’s first challenges. Jasper became the new Dean of the Faculty of Science on 1 January, and he is optimistic about the corona restrictions. ‘Obviously, this isn’t the start…

‘Intelligence and security services need to adapt urgently to their constantly changing environment,’ says Professor by Special Appointment Bas Rietjens.

It’s already in the name. Everything you tell a confidential counsellor is confidential. In fact, a confidential counsellor is even liable if they breach their duty of secrecy and confidentiality. Considering all the recent reports in Dutch media of unacceptable behaviour, more attention than ever is…

Joining forces HR HRM Finance FEZ Mariska Costeris Gertia Knorr

Leiden University has published a research report on the working of the Temporary Act on the Transparency of Fast-track Liquidation in the Netherlands. The Act aimed to facilitate faster and more transparent business termination. Has this been achieved?

During the event 'Fout?' by De Jonge Akademie, Ellen de Bruijn held a lecture about the social context of making mistakes and the psychological elements of learning from it.

Care conferences for long-term residents (15+ years) in forensic mental health care are widely appreciated by all parties involved. Research by Leiden University shows that the demand for these meetings is so great that the supply cannot be met within the desired time frame.

Research

In the new Annual Report 2022 we report on not only research and teaching at Leiden University but also ICT, real estate, personnel, finance, impact and knowledge transfer and more.

Professor Ian Lilley, the Faculty of Archaeology’s Willem Willems Chair in Archaeological Heritage, was invited by Her Excellency Mrs. Marion Derckx, Ambassador of the Kingdom of the Netherlands in Australia, to present the 2022 commemoration speech for Netherlands Memorial Day on May 4th at the Netherlands-Australia…

Organisation

Frans de Haas, professor of Ancient and Medieval Philosophy and Director of the Dutch Research School of Philosophy, will join the management team of the MI on a temporary basis, in any event until 1 January 2022, in the role of Scientific Director-Change Manager.

A team led by Dr. Yannick Veilleux-Lepage (Institute of Security and Global Affairs) and Joris Larik (Leiden University College The Hague) have secured research funding from the Canadian Department of National Defence and Canadian Armed Forces funded RWE-CAF Research Network.

Research

Rob Jetten presented his very first cabinet on Monday 23 February. Three members have ties with Leiden University.

Facility

What does European border security look like? On 14 April, Hans Leijtens, executive director of Frontex and former commander of the Royal Netherlands Marechaussee, is in The Hague for a lunch lecture. We spoke with him about border security, migration and the role of Frontex.

Migraine is a brain disease. If it were simple, we would have solved it already'. That is the title of the inaugural lecture delivered by Professor of Neurology Gisela Terwindt on Friday 3 June. In her speech she emphasises the importance of research into the differences between women and men with m…

Since the beginning of September, urban criminologist Marianne Franken has been the linchpin of a special partnership between Leiden University, the municipality of Leiden and the police. As a PhD candidate she will spend four years conducting research into how safe the people of Leiden feel.

Project TARGET is a research project aimed at the relation between the illegal arms trade and firearm violence. In a study conducted in seven countries, the researchers took a look at the differences and similarities. Katharina Krüsselmann and Marieke Liem took a closer look at the situation in the…

On 25 February 2021, the UN High Level Panel on International Financial Accountability, Transparency and Integrity for Achieving the 2030 Agenda (FACTI panel) has adopted its final report, to which Valentina Carraro (GTGC) and Hortense Jongen (VU Amsterdam) have contributed by writing a background paper…

Evaluaties en onderzoeksrapporten bieden waardevolle inzichten na crises, maar hoe zorgen we ervoor dat deze lessen daadwerkelijk leiden tot verbeteringen in crisisbeheersing en rampenbestrijding? Dit vraagstuk staat centraal tijdens de bijeenkomst Leren van crises: van onderzoek naar verandering, op…

Inviting members of the public to help monitor wildlife, photograph plants or conduct samplings. These are some of the many examples of Citizen Science. It is increasingly recognized as effective and impactful for collecting data, but also for engaging the public in scientific research. In Nature reviews…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Leiden researcher Anne-Grete Märtson brought together a large number of studies to better understand antibiotic dosing in patients with obesity. The publication in a renowned medical journal has already garnered much positive reactions, Märtson says. ‘It’s high time researchers started sharing more…