On Friday 9 July 2021 the graduation of the two-year Advanced MSc International Relations and Diplomacy (MIRD) programme took place in the Academy Building in Leiden. The ceremony was opened by Professor Madeleine Hosli.

Het college van bestuur heeft Wim Voermans benoemd tot Universiteitshoogleraar. Hij gaat zich richten op duurzaam institutioneel vertrouwen.

Hydrogen can help to solve the climate problem. At least, if we start producing it in the right, clean way. Leiden researchers mapped out the global environmental impact of hydrogen production and looked ahead to 2050. They published their work in Energy & Environmental Science.

The first results of the National Student Survey (Nationale Studenten Enquête: NSE) reveal that students at Leiden University are satisfied with their study programme.

‘In the field of AI, Leiden is still a relatively unseen university,’ says Thomas Dohmen. The brand-new Director AI Collaboration Center, would like to forge a Leiden AI collaboration network, with sustainable and impactful relationships between the university and civil society organisations. The question…

A growing number of student organisations are focusing attention on the mental, social and physical well-being of their members. This year, the first Student Well-being Award was therefore presented at the annual reception for new student association board members (’omgekeerde constitutieborrel’) in…

It is sufficiently plausible that the professor from the Faculty of Archaeology exhibited the ‘inappropriate and unacceptable behaviour’ detailed in the advice of the investigating committee. That is is unless the professor provides counter-evidence. This is the conclusion of the Subdistrict Court…

On Monday 27 October, Jasper goes on safari in the Van Steenis building. And will he manage to stay dry more often than he gets soaked cycling between meetings? You’ll find out – along with the rest of Jasper’s day – in this column.

In December 2023, Louise van der Vlugt was announced as Co-Winner of the 'Best Thesis in Jewish Studies' Award. She sat down to answer some questions about her prize-winning BA Thesis.

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.

From Roman ships to the ‘Gordon’ cavalry mask. Alumnus Tom Hazenberg was involved in spectacular finds that put the Dutch frontiers of the Roman Empire on the map. His mission is to give heritage back to the people.

Anyone who has taken a walk through the centre of Leiden before might have come across him, an attentive group of tourists gathered around. After studying history, Koen van Toen, or Koen Marijt, started his own business. He now organises historical walks, among other things.

When you think of a library, you probably picture books – or students quietly studying. But for subject librarian Rutger de Jong, most of the work happens online. ‘We never throw anything away. Everything produced here in the name of science should remain findable.’

Covid-19 has had a huge impact on teaching at universities over the past two years. Through force of circumstances, lecturers have adapted much faster to a digital future. On 7 June Leiden Teachers Academy’s annual Education Festival (working language is English) will present insights on this ‘new n…

Joris Larik has been appointed Director of Education at Leiden University College The Hague (LUC). The timing is perfect: this year marks his tenth anniversary at LUC. After a decade full of experiences and challenges, he now looks ahead. ‘How do we keep innovating?’

To look for atmospheres around planets outside our solar system is to look for extraterrestrial life. Astronomist Sebastian Zieba used data from the James Webb Space Telescope to study small rocky exoplanets but found no aliens yet. However, his findings are still very interesting for future observations.…

Cognitive decline and anxiety in Parkinson’s disease are often only recognised at a late stage, in spite of their great impact. Research by Marit Ruitenberg focuses on new tests and methods to show up these symptoms earlier and make them more specific.

From choosing the right tools to locking your screen when you go to get a coffee: it’s often the little things that help you work securely. With our campaign ‘Check it: work privacy and security smart’, in the coming month we are focusing on protecting our information and data, including personal data.…

As early as 2030, batteries in electric vehicles could fully meet the need for short-term electricity storage around the world. By connecting them to the power grid they can provide their stored energy, improving energy security and enabling renewable technologies in cleaning the grid.

Paco Barona Gomez is the newest associate professor at the Institute of Biology Leiden (IBL). The Mexican researcher is fascinated by the evolution of natural products: compounds made by microbes, but also plants and animals. ‘It’s like we investigate chemical dark matter.’

What reduces the likelihood of children being taken into care? Anouk Goemans calls for data-driven systems, alongside attention to the stories behind the numbers.

A research team from the Institute of Security and Global Affairs (ISGA) has received over 3 million euros in funding from the Knowledge Centre Surveillance and Protection, a partnership between the Dutch National Coordinator for Counterterrorism and Security, the Public Prosecution Office, the police,…

Is the right to choose your healthcare provider protected in the Dutch Constitution? What are the consequences then for the Dutch healthcare system? PhD defence on 5 July 2022.

Legal protection. What do those involved in youth care and child protection understand by this concept? And what needs to change to improve legal protection? This question was explored by researchers from Leiden University’s Department of Child Law. Their research fits with the government’s ambition…

What will happen if the lights in a large part of the city are switched off? How many stars can you see without all that light pollution? This is what researchers, artists and the residents of Leiden are going to investigate during Seeing Stars Leiden on 25 September. ‘Leiden is the ideal place for…

A group of astronomers led by Leiden PhD student Sebastian Zieba has discovered using the James Webb Space Telescope (JWST) that the rocky exoplanet TRAPPIST-1 c has a thin atmosphere. Although the planet is nearly identical to Venus in size and temperature, and was expected to have a thick atmosphere,…

A new LUMC study has changed our understanding of how cells work. Researchers have discovered that the CFAP20 protein acts as a kind of ‘traffic controller’ on DNA. Without this protein, chaos ensues, potentially causing cancer. Their findings have been published in the prestigious journal Nature.

Minority governments only become an option when attempts to form a government collapse. PhD candidate Corné Smit explored why such governments have become rare in the Netherlands and what advantages they might offer. ‘Broad majority coalitions often fail to make substantial progress on key issues.’

Jeroen Zwemmer’s student days in Leiden ended in 2023, after completing two bachelor’s degrees, a master’s, a student board year, and an exchange semester. Now, he’s a legal policy advisor at a Dutch government ministry.

During the New Year’s reception of the Faculty of Social and Behavioural Sciences (FSW) on 12 January 2026, Sarah de Rijcke said farewell as our dean. She will become the new Rector Magnificus of Leiden University. It was not the only change of leadership announced that afternoon.

Rosalien van der Poel has worked in every nook and cranny of the university over the past thirty years. Now she is stepping down as institute manager of the Academy of Creative and Performing Arts (ACPA) to enjoy her retirement. Last year, we spoke with Rosalien about her career.

What is the significance of the history of slavery for our present-day society? A special exhibition in the inner courtyard of the Academy Building features eleven insightful portraits of students and staff, and their answer to this question. The aim of the exhibition’s initiators is to make the subject…

Leiden University co-hosts Council of Europe expert exchange on accountability for crimes against children in Ukraine

On Tuesday November 25, 2025, Sarah Cramsey travelled with students from her masters seminar on 'New Approached to the Holocaust in Central and Eastern Europe' taught at the History Institute to Amsterdam for a unique opportunity. There, Lotte Sophie Groenendijk, an alumna of the History Research Masters…

Working together in times of change. With enthusiasm, passion and connection as our keywords. That was the message emphasised by administrators Jasper Knoester and Luc Sels at the start of this new year for our Science faculty. ‘Hope for a better world means working together actively towards progres…

It was while wearing clogs at a Dutch theme park in Japan that Cindy Heijdra really got to know Japan. Over 20 years later, she is studying again: to be a primary school teacher.

Who can pitch a book so well that everyone wants to read it? These are the winners of the 2025 Alternative Reading List Awards.

How can we as a society prevent suicide? According to Professor of Suicide Prevention Renske Gilissen, a better understanding and targeted action could help save lives.

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?

The theme of the Heritage Open Days Leiden on 10 and 11 September is sustainability. At four University locations guides will talk about the history of the buildings and how they have been renovated. And there is a first: tours in sign language.

Dutch universities have responded positively to the new coalition plans. Investments in education, research and innovation will be prioritised, and the stringent cutbacks proposed by the previous cabinet will be reversed. Optimism is the order of the day in Leiden, though caution is advised.

Tuberculosis bacteria survive by hiding in our immune cells. In her PhD research, biologist Salomé Muñoz Sánchez explores how boosting the body’s own defenses might outsmart this deadly pathogen. Her work reveals two key proteins that help immune cells destroy the bacteria.

Leiden Law School alumnus Dave Wesselink began his career as a lawyer in 2022. He’s also a professional bobsledder. ‘When you’re tearing round a bend at 130km/hour, you need to be able to stay calm and focused on what you’re doing.’

Tuesday 27 January - A crisp winter morning and a busy Tuesday. Board matters, research safety, leadership and faculty profiling alternate throughout the day, with a focus on collaboration both inside and outside the faculty. A full day that ends with a game of darts.

What are the often invisible cognitive consequences of multiple sclerosis? Maureen van Dam mapped these out during her doctoral research. 'People usually notice the physical symptoms, but the cognitive symptoms deserve at least as much attention.'

This February, Leiden University honors two scholars who have responded to the challenges of modern society in important, innovative and exemplary ways. Catherine Malabou and Safiya Umoja Noble will receive honorary doctorates for their ground breaking research in philosophy and internet/media studies…

Inaugural lecture Marc Bruijnzeels

With lab tours, presentations and an information fair, Leiden University’s Master’s Open Day gave students a good impression of our master’s programmes and the career prospects that come with them.

Quantum software is essential to make quantum technology work. Research centers QuSoft and aQa work together at the forefront of the Netherlands’ quantum software efforts. With the launch of the Quantum Software Alliance (QSA), this collaboration now scales globally.

Education, Research