The orbits of 27 stars orbiting closely around the black hole at the center of our Milky Way are very chaotic. As a result, researchers cannot predict with confidence where they will be in about 462 years. ‘That is astonishingly short,’ says astronomer Simon Portegies Zwart who collaborated on the r…

On 28 October 2021 there is an online information session about the two-year Scholars Programme of Europaeum. This network brings young researchers and leaders together to discuss developments in Europe and to promote pan-European thinking. Does that sound interesting to you? Would you like to know…

An e-coaching programme helps people with chronic kidney disease, particularly in areas that patients themselves want to work on. ‘A healthy lifestyle is important for patients with kidney disease: it can slow down the loss of kidney function and there will be fewer complications,’ Katja Cardol explains…

The Dutch Research Council (NWO) has awarded Vidi grants to Leiden researchers.

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…

In July, the unions and universities reached a definitive CAO agreement (Collective Labour Agreement), with commitments on higher pay, more permanent contracts and a more inclusive leave scheme. Colleagues from the HR department and the FNV union explain how the agreement was reached, what we can expect…

Describing almost 1400 maps of Africa in three months. It’s no small task that student assistants Artemis Mantheakis and Beatriz Veiga have been working on within the joint ASCL-UBL Africa Maps Project. The project’s aim is to describe and catalogue a 20th-century map collection of the library of the…

Good, accessible and affordable healthcare is increasingly difficult to provide. Martin Schalij from the LUMC understands that this can keep people awake at night.

Holocaust scholars Barbara Engelking and Jan Grabowski will jointly hold the Cleveringa lecture on November 26. They were accused of defamation in Poland for a book they co-edited. How has this affected them? ‘This is an attempt to wear us down.’

Harriet Zurndorfer passed away on 18 March 2026 in Leiden.

On February 10, 2026, emeritus Professor Dr. Takamitsu Muraoka (1938–2026) passed away, one day after celebrating his 88th birthday. From 1991 until his retirement in 2003, he held the chair of Hebrew Language and Culture, Israelite Antiquities, and Ugaritic at Leiden University.

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.

Alumna Jolien Schukking has been working as a judge at the European Court of Human Rights in Strasbourg since 2017. In this special role, she provides legal protection at an international level in major cases and concerning various topics. What is her job like and what motivates her?

Op dinsdag 10 januari 2022 zijn tijdens de facultaire nieuwjaarsreceptie de jaarlijkse Meijersprijzen en de scriptieprijzen uitgereikt.

The announcement was made shortly before the summer break: from 1 September the annual Performance & Development (P&D) interview will have a new format and also a new name. The P&D interview will be changing to GROW (Gesprekken over Resultaat, Ontwikkeling en Welzijn): Conversations on Performance,…

From towering mechanical heroes to city-destroying battles, giant robots have become one of the most iconic images in Japanese animation. On 28 April 2026, Leiden University will host "Giant Robots, Big Ideas", an afternoon event exploring how these spectacular machines reflect deeper questions about…

After 27 years, Bernard Steunenberg, professor and former academic director, is saying goodbye to the Institute of Public Administration. Although as far as he is concerned, it is not really a goodbye: he will simply continue teaching. ‘It is wonderful to hear students talk about European politics and…

The maths level of Dutch primary school children? Nothing to write home about—at least, that’s the common perception. But according to researchers Marian Hickendorff and Emilie Prast from the Institute of Education and Child Studies, that idea is simply not correct.

Researchers at the Faculty of Science work at the frontiers of knowledge every day, tackling today’s major societal challenges. Their work is recognised through grants, prizes and other awards. We highlight some of these achievements below.

Researchers in Leiden have, for the first time, observed how a specialised enzyme helps bacteria stay alinve when oxygen levels are low, and how that process can be blocked. The discovery opens up new possibilities for targeted antibiotics.

On Wednesday April 8, 2026, the Austria Centre Leiden and the Special Chair for Central European Studies hosted the Seventh Annual Lecture in Austrian Studies.

The former Valkenburg airfield is steeped in history: the Romans defended their empire here, German forces landed here in 1940 and even the Cold War left its mark. Now thousands of homes are planned for the site. Students from Leiden and Delft are exploring how to make this past visible.

What are the main trends in family life today? Three stand out: young adults living with their parents for longer, people delaying parenthood and widening inequality between families. How did these trends emerge, and what are their consequences? Leiden experts explain.

The Chola Plates, currently in the possession of Leiden University, will be returned to India. This has been decided by the Executive Board. The restitution of this heritage follows the advice of the (national) Colonial Collections Committee.

Since May 2026, Roy de Ruiter has been strengthening the Institute of Political Science as professor of Maritime Strategy by special appointment. This chair is a collaboration between the Dutch Royal Association of Naval Officers (KVMO) and Leiden University. A conversation about change versus continuity…

Because she lives the values she stands for in her work, open and trustworthy leadership are central to Jannemieke Ouwerkerk’s approach. ‘It’s important in academia to want good things for each other.’

Public Administration has been around for 40 years, and that deserves to be celebrated. Before the festivities begin, four figures from the Institute of Public Administration reflect on the past years, with one even looking back over the last 25 years. Speaking are: Bernard Steunenberg, Caelesta Braun,…

An extra-long cortège, three honorary doctorates, a quiz about 450 years of university history, a Dies Natalis rap and a call to defend academic freedom: these all featured in Leiden University’s 450th Dies Natalis celebration and the official start of its jubilee year.

...What does seem clear, though, is that there is a great deal of room for improvement in the process of out-of-home placement. The FSW's social and behavioural scientists give their views.

The Leiden Leadership Centre (LLC) aims to connect science with practice when it comes to public leadership. The Centre, founded by, among others, Dr. Ben Kuipers and Prof. dr. Sandra Groeneveld, is collaborating with a number of organisations. A recent result was a research assignment for a new vision…

Eiko Fried has been appointed professor of Mental Health & Data Science. This combined chair neatly fits the view that understanding complex mental health issues require the integration of statistical methods. ‘The idea that mental health problems are monocausal entities with simple etiologies is no…

So much has happened this year! 2023 was an eventful year in which several wars raged about which our experts could offer interpretation. It was also the year in which the government made apologies for the slavery past. Leiden humanities scholars were at the forefront of this with their research on…

Should Leiden University cut its ties with the fossil fuel industry forthwith? This was the main question in a debate between students and staff. The answer was clearer for some than for others.

Twenty-five passionate lecturers earned their Senior Teaching Qualification (SKO) on Monday 12 January. Five of these lecturers talk about how the SKO has benefitted them and what they think ‘good teaching’ is.

Over a century ago, Alexandra van Elroy's great-grandfather left for Japan, where her grandmother was born. Together with her mother, Maaike van der Loon, she reminisces about her family history, through which a key thread is the study of Japanese and Chinese.

Talking about suicide is important, but anything but comfortable. To make this difficult subject easier for students and staff to discuss, the university is organising a campaign week in line with the national campaign ‘1K Z1E J3’ (I see you) being run by Stichting 113 Zelfmoordpreventie (113 is the…

In this flash interview we get a flash introduction of our President and alumna Annetje Ottow.

The quality of academic education depends on good teaching. A taskforce of lecturers, education specialists and HRM experts is therefore calling for Leiden lecturers to be given more opportunities and scope to develop their talents. The group hopes that, with a new lecturer development model and concrete…

For the first time, a group of international and interdisciplinary researchers led by Karline Janmaat and her former MSc Student Chirag Chittar, have tested the several hypotheses on music simultaneously in a modern foraging society during their daily search for tubers – their staple food.

Rector Magnificus Carel Stolker will retire on 8 February. If there’s one theme running through his career, it’s the links between the University and society. In this series of pre-retirement discussions, Stolker will talk one last time to people from within and without the University. In this edition…

Are we going vegetarian this year? Shall we keep the dessert the same? Where do I find inspiration for a festive meal during the holidays? For readers who like to postpone these questions, for those who like to tell a good story with their culinary contribution, or for those who simply want to know…

The Executive Board proposes to take the decision to suspend the existing institutional student exchange programmes with two Israeli universities, and until further notice not to engage in any new exchange programmes with Israeli universities that have comparable links with the Israeli military (the…

Three years on, and interest in Ukraine certainly hasn't waned. The auditorium at the Wijnhaven location was fully booked on Monday. Hundreds of people, including top military brass, listened to Defence Minister Brekelmans' speech. He pointed out to them: 'Here in the Netherlands, we're now living in…

They dreamed of Brussels, worked hard and finally succeeded: working for Europe. The list of Leiden University alumni in Brussels is long. A few days before the European elections, Julia Gencheva and Vincent Miča talk about how they ended up in Brussels and what their jobs entail.

Discover insights and advice from Leiden scientists on bullying, how to stop and prevent it. Learn why people bully, how bullied children can get help and what it takes to create a safe environment. Find out how anti-bullying programmes work in schools and why bullying is a serious problem that needs…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Four students who completed the Bachelor's in Security Studies share their experiences. What did they learn? Where did they end up after graduating? And do they still use the skills they acquired during their studies?

Graphic Novels and Comics have developed from pulp status to an entirely self-contained medium. This form of storytelling is not limited to stories of superheroes but has been used, molded and reshaped to display historical events, classic stories and autobiographical memoirs. But where should you begin…

After a turbulent Covid year, the well-being of our students and staff has the highest priority. How can we prevent physical and mental health problems? This was the key question at the Opening of the Academic Year in Pieterskerk in Leiden on 6 September.