In a speech on Keti Koti the Dutch king, Willem-Alexander, apologised on behalf of the royal family for the Netherlands’ historical role in slavery. What is the significance of this?

Hordes of photographers, students trying to catch a glimpse and take selfies, and cheering people at the entrance to Wijnhaven. Canadian Prime Minister Justin Trudeau and Prime Minister Mark Rutte were received like true pop stars, in the late afternoon at Leiden University’s Campus The Hague.

Since April 2023 the current war in Sudan has brought larger death, destruction, and displacement than any other ongoing armed conflict on earth. And yet, international media coverage of the conflict remains limited.

An Honours Class about the ostensibly unrecognisable worlds of insular Southeast Asia teaches students a fundamental piece of wisdom: "We do not differ much from the people at the other end of the world."

Jasper Knoester is the dean of the Faculty of Science at Leiden University. 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.

In a fiery Annie Romein-Verschoor lecture, Sylvana Simons opened up about her experiences as a woman in politics. The leader of the BIJ1 party is regularly the subject of belittling comments and threats. Writer Aafke Romeijn, who reflected on the Simons’ lecture, has also been threatened frequently…

Over the course of the 20th century, politicians increasingly came to rely on experts. Their language was peppered with terms like ‘policy pathways’ and ‘evaluation frameworks’. This made debates more abstract and less ideological.

In his last week as interim cabinet minister, alumnus and outgoing Dutch Minister for Foreign Trade and Development Cooperation Geoffrey van Leeuwen set time aside to give a guest lecture at his alma mater, Leiden Law School. It was the perfect opportunity for a flash interview.

From science to startup: How do you approach it? Why should you take your research to the market in the first place? And what obstacles will you face? ‘It takes time to find a company that matches your motives.’

An ICE agent fatally shot Renee Good in Minneapolis on 7 January, igniting nationwide fury over escalating federal violence. Could such an incident occur in the Netherlands?

Last week’s sunny Lowlands festival was not just an occasion for partying and dancing. Visitors were also given a glimpse – as test volunteers – into scientific research. How do you conduct research on fear and silent communication at a festival?

No more ones, twos or threes, but focusing on development opportunities. This summer, the Faculty of Humanities will start a pilot for the new Performance and Development Interviews (PDI). HR adviser Marion Sluijs tells us more about it.

Virtual reality is increasingly being studied in therapeutic contexts. While most studies have focused on adults, children may also stand to benefit. PhD researcher Nina Krupljanin is investigating how young people experience virtual environments – and the findings are encouraging.

Didactics

Lecture, Studium Generale

Debate, Academic Roundtable

Lecture

Lecture, Panel discussion

International collaboration brings opportunities, but it also carries risks. The Knowledge Security Committee plays a crucial role in assessing such partnerships. Due diligence is essential, says Chair Joanne van der Leun. ‘If this were easy, you wouldn’t need our committee.’

Bruno Allahissem and Luca Bruls recently joined the Institute for History as PhD candidates in the NWO-funded project 'Digital warfare in the Sahel: popular networks of war and Cultural Violence', led by Mirjam de Bruijn and Jelena Prokic (LUCL). Below they introduce themselves.

From time to time, manuscripts that have remained hidden for centuries turn up in library collections and archives. In the archives of the 17th-century Bibliotheca Thysiana at the Rapenburg in Leiden, kept in the Leiden University Library, Rotterdam researcher Erik-Jan Bos discovered a hitherto unknown…

Tahir Abbas, Professor of Radicalisation Studies at the Institute of Security and Global Affairs, is organising a book launch for his new book: 'Ruminations: Framing a sense of self and coming to terms with the other'. The book launch will take place on Thursday 15 December from 16.00-17.00 hrs. at…

Even voorstellen BHV-ers van faculteit Rechtsgeleerdheid

In one in four criminal cases in the Netherlands, the court receives a report on the state of the defendant’s mental health. How is that information used exactly and what are the consequences? Scientific research has been lacking in this area. The PhD research of Roosmarijn van Es is a first step in…

On March 25, the Advanced Masters of Science in International Relations and Diplomacy (MIRD) celebrated the 20th Anniversary of the programme. The celebrations began with the Reconnect event, bringing current students and alumni together, and concluded with the MIRD Gala. Throughout the day, the tight-knit…

An extra-long procession with musical accompaniment will mark the beginning of the university’s 450th birthday celebrations on 7 February.

With the introduction of PLAN in education, the Institute of Psychology is taking an important step forward. The complex project has been carefully executed and the system fully set up. It offers teachers advantages such as ease of use and transparency. Zsuzsika Sjoerds did a pilot and tested it.

As a professor, Natasha Appelman-Dijkstra understands better than anyone how important it is to recognise bone and mineral conditions at an early stage. She emphasises the importance of flexibility and collaboration for better care, groundbreaking research and strong education.

From street harassment to coercive control: gender-based violence has many faces. University Lecturer Mischa Dekker has studied street harassment in the Netherlands and France, and supports institutions and organisations in embedding structural change.

Is aggression always bad? PhD research by psychologist Simone Dobbelaar shows that it is not. In fact, children who occasionally fiercely defend themselves and stand up for their peers often feel better mentally.

She studied biology in Leiden and never left. Now, as Professor of Immunobiology, Annemarie Meijer has taken on the role of the new confidential counsell for for PhD candidates. It's a role that suits her perfectly: she has extensive experience in the research world and has guided dozens of PhD candidates.…

The Master of Laws: Advanced Studies in International Children’s Rights (LL.M.) was launched in 2015 to equip a generation of professionals to protect the rights of children worldwide. As the programme celebrates its 10th anniversary, we reflect on its impact.

Leiden students working to solve a sustainability problem at the request of an external party: that is the Sustainability Challenge. During a recent symposium, 28 groups of four to five students unveiled their solutions. The commisioners expressed great enthusiasm.

The new Executive Board of the Institute of Psychology became effective on 1 February 2022. Scientific director Andrea Evers tells us where she gets her energy from.

Leiden University has had a turbulent week. There have been protests inside and outside our buildings that have evoked reactions, and students and staff have felt unsafe. We want with this message to look back at the past week and look forward to the future. What happened and how do we now want to move…

How do parents communicate anxiety to their child via body language and words? Psychologist Cosima Nimphy studied this question for her PhD research. Experiments show that children of anxious parents are not more sensitive to their parents’ signs of anxiety.

Photographing fluorescent flowers, searching for frogs and shooting tropical cucumbers out of trees: this is only a small part of the course Tropical Biodiversity and Field Methods. For this class, master’s students biology traveled to Malaysian Borneo for two weeks to gain experience in fieldwork.…

At the Faculty of Science, forty per cent of the employees are of a non-Dutch nationality. Amongst PhDs that is even sixty per cent. How are they doing in a time of working at home in a different culture, when travelling is not possible? Clinical pharmacologist Lu Chen is the third in this series to…

Most people talk about truck drivers rather than to them. That’s an error of judgement, says PhD candidate Anke van der Hoeven, who explains why we should be making their lives easier. ‘People just don’t realise it, but they’re an invisible group that keeps the European economy running.’

From the workload to sustainability: the University Council helps decide on important topics. In the University elections – from 9 to 13 May – you can vote for who will represent you on the Council. Three questions to the three lead candidates of the staff parties: PhDoc, Universitair Belang and Leidse…

ESA’s space telescope Gaia, which maps the Milky Way, completes its active phase of scanning the sky on 15 January. Over the past decade, Gaia has made more than three trillion observations of about two billion stars and other cosmic objects. ‘Gaia is already the discovery machine of the decade,’ Leiden…

The Honours Academy celebrates its tenth anniversary. How did the institute develop over time, and what are aspirations for the future? We speak with the current Dean and a predecessor who was there at the Academy's founding. A conversation about identity, inspiration, and impact ensues. ‘It is about…

Permission was recently given for all members of the examining committee and co-supervisors at PhD ceremonies to wear academic dress, even if they’re not full professors. How historic is this change?

Access to education for people from the lower socio-economic class has improved immensely in Europe from the 1950s onwards. Yet the Roma and Sinti were unable to reap benefits from this. PhD candidate Anita van der Hulst researched why so few Roma and Sinti went on to higher education. PhD defence on…

On Tuesday 30 September 2025, PhD candidate Kathleen Brown will defend her dissertation 'Deception, Risk, and Evasion: The Politics of Sovereign Debt in Emerging Markets' in Leiden’s Academy Building. Her research sheds light on the hidden world of sovereign debt politics, revealing how governments…

On 21 January, the Institute of Environmental Sciences (CML) has released two reports on circular economy and urban mining in the Netherlands. In them, together with Statistics Netherlands, they take stock of part of the Dutch ‘urban mine’: how much raw material can we reuse from the electricity grid,…

The University Council meeting on 2 June was largely dominated by the demonstration, occupation and policing in The Hague last month.

Three new minors at the intersection of security and resilience will launch in September 2026 at the Faculty of Governance and Global Affairs. A distinctive feature is that all three combine academic coursework with a practical placement in the field, within defence, the police, or emergency service…

Harriet Zurndorfer passed away on 18 March 2026 in Leiden.

Alumnus Jelte Liemburg, aged 29, aims to visit every single one of the 500 museums in the Netherlands that take part in the national museum pass scheme.