Political games have existed throughout history, but what is the role of 'play' in the way the American political world has developed? University lecturer Sara Polak has received an ERC Starting Grant to investigate this.

You might take photos and selfies with your phone's camera, or scan a QR code. But there is much more you can do with it. Astronomer Olivier Burggraaff developed a phone attachment that allows you to take measurements of surface water with your smartphone. He will receive his PhD on 13 December.

Leiden patriot Pieter Vreede fought for greater popular influence. Historian Dirk Alkemade reveals how this pioneer used radical means to shape Dutch democracy.

These days we do not just have wars and civil wars – more of a global civil war, says Bashir Azizi, who received a PhD in April 2020 for his thesis on global citizenship. The second edition of his thesis was recently published.

The fight against insurgents, guerrillas and resistance movements is an ‘incredibly unpopular’ topic with experts and military personnel, says Professor by Special Appointment of Military History Thijs Brocades Zaalberg in his inaugural lecture. He warns that ignoring these forms of irregular warfare…

The left is gaining more and more ground on the political map of Latin America, with the elections in Colombia as the most recent example. But what’s behind this pull to the left? Professor of Modern Latin American History Patricio Silva talks about the current political situation in the region.

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?

Designing innovative algorithms, thinking outside the box, and brainstorming over coffee with his colleagues — this is what physicist Stefano Polla enjoys most. His success shines through in his nomination for the C.J. Kok Jury Award 2024 for PhD thesis of the Year.

What do you do when you get the chance to meet Nobel Prize winners in your field? You say ‘yes’, of course! Two young chemists from Leiden had the opportunity to attend the Nobel Laureate Meeting in Lindau, Germany. They share what the experience was like.

Another successful edition (the fourth!) of the Leiden Alumni in Brussels event took place on 23 February. With a fully booked registration list, it already promised to be a great success in advance. The event took place at the Baker McKenzie location right in the centre of Brussels. As the area was…

Give organisms like plants and animals the freedom to move, interact and meet their own needs, and they will thrive on their own, says Professor Geert de Snoo. Our interference often ends up doing more harm than good.

Whispp, a Leiden-based speech technology start-up, is developing an app to help people who stutter express themselves more freely. Among those working together with Joris Castermans and his team at Whispp, are researchers and students from the Leiden University Centre for Linguistics (LUCL).

You win the Leiden Teaching Prize and suddenly all eyes are on you. Three past recipients reflect on how this student-awarded prize has changed how they work and improved their teaching – and how they chose to spend the money.

Since January 2026, Alex Geurds has been the new Dean of the Faculty of Archaeology. His start was calmer than many expected, but behind that calm lies a period of exploration, listening, and strategic forward thinking.

Violence such as assault or head-butting causes pain, shock and distress. It is often seen as savage or senseless. But for those who commit it, violence has meaning, argues violence researcher Don Weenink in his inaugural lecture.

Connecting as the magic word. Seeking new collaborations, presenting ourselves to the outside world with an open attitude and showing what we do. During the opening of the academic year on Tuesday afternoon, Dean Jasper Knoester emphasised that change and connection are necessary for the university…

By day, Roeland Merks works on mathematical models that describe cells and complex systems. In the evenings, he opens the door to a different world. In his home and art space De Spelonk, contemporary art, experimentation and curiosity come together — right at the intersection with his scientific per…

Piercing through the skull with an ice pick, administering electric shocks without an anaesthetic, or applying leeches to the uterus: these may seem like medieval methods of torture, but they are in fact therapies used in medicine. Willem van der Does writes about all of them in his new book. ‘Physicians…

From academic freedom to security and medical breakthroughs: during Leiden University’s 451st Dies Natalis, the speakers reflected on the role of universities in a world of social and geopolitical tensions.

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…

At the halfway mark, how should we adjust our strategy to a rapidly changing world? Faculty administrators, academic directors, directors of expertise centres, staff from Administration and Central Services, members of the representative bodies and students assessors met on 6 June to discuss this qu…

The response of international organizations to the problems of cross-border death and gift taxation needs to be revisited, according to PhD candidate Vassilis Dafnomilis. PhD defence on 3 June 2021.

Should we cut our ties with Israel or maintain them? The event ‘A university conversation on Israel/Palestine’ on 1 July revealed the depth of feeling about the conflict, with students and staff grappling with academic values and moral dilemmas.

The university bid farewell to its Rector Magnificus, Hester Bijl, on 13 January during the ‘Hester’s Highlights’ symposium.

Within a single generation, the digital world has changed completely: from a technical niche for ‘nerds’ to a reality that affects everyone. Cyberattacks, data breaches and system failures can disrupt essential social processes. How can we ensure that our society remains digitally resilient?

Participating in discussions as a student, at an administrative level? Jonatan Wirix-Speetjens has done so for the past two years as assessor of the Faculty of Humanities. Ebrar Kaya will take over the position of assessor starting this September. In this interview we look back and ahead at the asse…

This is a difficult time. Above all, for all those directly involved in this horrible case – unacceptable behaviour by a professor and his removal from the University – the case we went public about on 18 October and that has been reported in the media. This is painful and tough for the complainants…

How can we help our students build resilience and prevent unnecessary stress? And how do we break the taboo on failure? These and other questions are what study advisers, lecturers, deans and student support staff discussed at the staff symposium on student well-being at PLNT.

Caribbean literature holds a unique position in the world. Literature produced in the Caribbean region is extremely diverse, not only because of the wide variety of languages spoken, but also due to distinct colonial legacies that exist in the archipelago. Despite cultural specificities, the region…

Lecture, Studium Generale

On June 30, eLaw - Center for Law and Digital Technologies of Leiden University organised the annual Hans Franken Lecture. This year the lecture was delivered by Jan Kleijssen, former Human Rights Director at the Council of Europe.

Recently, we have witnessed an increased interest of the public and media in the hidden world of underwater archaeology sparked by the identification of a shipwreck as "Klein Hollandia". The research was a joint effort of a team of British and Dutch maritime archaeologists with one familiar face from…

Geert de Snoo is making the transition from the Netherlands Institute of Ecology to the management of KNAW. Starting 1 October, the professor of Environmental Biology will begin his role as Director of Research Policy in a new, consensus-based management team.

It increasingly seems that Elon Musk has taken it upon himself to decide what can and cannot be said on Twitter. He bought the platform with the message that there would be room to say whatever you desired, but he himself is casting doubts on that principle.

How do you explain loss, social inequality or mental health to children without losing sight of the gravity of the subject? The new Honours course From Research to Children’s Book, taught by Annelies van Bentum, challenges students to make complex academic themes accessible through the medium of children’s…

The Royal Netherlands Academy of Arts and Sciences (KNAW) announced on 25 April that it has appointed 18 new members. These include Leiden professors Andrew Webb and Jos Raaijmakers.

In the podcast EU Scream, a non-for-profit organization based in Brussels, Martijn Nouwen tells about his research into communications about European tax rulings.

In 2007, a spy from the Dutch General Intelligence and Security Service (AIVD) planted a destructive computer virus at an Iranian nuclear site, halting the Iranian nuclear weapons programme. Dutch newspaper ‘de Volkskrant’ has revealed that the AIVD kept the crucial role of the Dutch spy a secret from…

In a world beset with war, climate problems and skyrocketing energy prices, it is good to have some 'slack time' now and then. That was Dean Mark Rutgers' message at the Faculty of Humanities' New Year reception.

Tobias Müller, post-doctoral researcher in the field of Terrorism and Political Violence at ISGA, writes how together, religious groups and scientists can be a powerful force for a liveable planet.

At the end of June 2021, The Dutch Ministry of Finance made a policy document public that dates back to 2016. In it, civil servants acknowledge that the Netherlands risked providing unauthorized State aid to American multinationals by allowing them to use a controversial, but favourable, fiscal construction:…

How does astronomy benefit you? The new single-episode podcast Cosmic Perspectives explores the impact of Dutch astronomy on society: from building positive international relationships to the transfer of life-changing technology.

Dutch election signals a return to the political centre, with voters seeking practical solutions both at home and across Europe. Bernard Steunenberg, Professor of Public Administration, cautions that losses for the PVV, the party of Geert Wilders, do not mean the far right has been defeated.

Kinderen hebben wereldwijd een betere toegang gekregen tot de rechter. Hoogleraar Kinderrechten Ton Liefaard schrijft dit in het tijdschrift Sociale Vraagstukken. Hij is voorzichtig positief over de resultaten van een VN-protocol voor rechtsbescherming van kinderen, dat tien jaar bestaat.

Grabovski spoke in various media on the occasion of Holocaust Remembrance Day on 27 January 2022.

In two moving articles, Dutch newspaper Trouw has reported on the lengthy detention of Abu Zubaydah in Guantánamo Bay. Zubaydah was tortured over a period of many years. Helen Duffy, Professor of International Humanitarian Law and Human Rights, and also Zubaydah’s lawyer, recently booked a major victory…

As of 1 September Miranda van Eck will be the new Scientific Director of the Leiden Academic Centre for Drug Research. She succeeds Hubertus Irth, who led the institute since 2016. Van Eck has been appointed for a period of four years.

Before coming to Leiden, Dr. Stökl was Reader in Hebrew Bible / Old Testament at Kings College London.

The Executive Board has appointed Prof. Koen Caminada as Dean of the Faculty of Governance and Global Affairs. Caminada has served as interim dean since April of this year. His new appointment is from 1 September 2024 and is for a period of four years.