Ilja Leonard Pfeijffer delivered the Huizinga lecture on Friday 8 December in a packed Pieterskerk. The writer seized the opportunity of the 52nd edition to point out the importance of creativity, both for artists and scientists.

On Friday 29 August 2025, 370 students received their Bachelor's degree in International Studies. The diplomas were awarded in the historic setting of the Pieterskerk in Leiden. Family members, friends, and staff gathered to celebrate this joyous occasion with the graduates in a packed Pieterskerk.

Professor of Modern China Florian Schneider researches what people do with technology and what technology does with people. Social media, for example. And then mainly in China.

An event where students came together to discuss the impact of AI on healthcare. Jurren de Groot and Yuxuan Zhu, master's students in Artificial Intelligence, took up the debate. They participated in SimuVaction, an event that brings students worldwide together in Atlanta to simulate an initiative of…

‘Wonder is the beginning of insight. Don’t let that academic curiosity erode.’ This was Jan Anthonie Bruijn’s call to administrators and funding bodies in his valedictory lecture.

A day at the beach, games, a visit to an embassy and a pub crawl. The activities at HOPweek help new students get to know not just The Hague but each other too.

Climate and human rights will again become major issues on the world stage by the end of 2023. The new series of lunch seminars by the interdisciplinary research programme Global Transformations and Governance Challenges (GTGC) seamlessly tie into these events. All Leiden researchers and students are…

French newspaper Libération has interviewed university lecturer Andrew Gawthorpe about the war in Iran.

University lecturer Andrew Gawthorpe comments in the Sydney Morning Herald on the possibility the USA have fewer munitions available for other conflict zones, such as Ukraine.

University lecturer Andrew Gawthorpe comments on The Conversation on Trump’s statement that the war in Iran will end ‘very soon’.

Our university labs are bursting with cutting-edge research, but how do you commercialise these inventions and discoveries or translate them into outcomes that benefit society? Professor of biological chemistry Nathaniel Martin started a spin-off company with his team. ‘When it comes to valorisation…

Lecture, Global Questions Seminar

Sky-high energy prices and a climate that keeps getting warmer: it’s clear that we have to turn down the heat. Sustainability Day on 10 October will mark the start of our five-month Energy Campaign and we’ll be making the switch. Sustainability Coordinators Aranka Virágh (Real Estate) and Marlies Nijemeisland…

An international team of astronomers, led by Will Rocha of Leiden Observatory, using the NASA/ESA/CSA James Webb Space Telescope have discovered that the key ingredients for making potentially habitable worlds are present in early-stage protostars, where planets have not yet formed.

The ICT department ensures a safe and modern digital working environment, allowing you to focus fully on your tasks. Here you will find information about all facilities for your daily work activities, as well as answers to questions such as: How do I connect to Eduroam? Which software is available for…

Higher-education institutions must be assessed and accredited once every six years to ensure they provide a high standard of education. You may be asked to speak to the assessment panel during the institutional audit.

The purpose of Security is to make sure that everyone within the university can study, work and relax in a safe and pleasant environment. This means not only responding to incidents but also preventing them.

The LDE Centre for Global Heritage and Development has interviewed Dr Maaike de Waal about the new publication of which she is one of the editors. 'Living (World) Heritage Cities explores how World Heritage Cities are dealing with the preservation of their living heritage, with all the challenges and…

'When taking into account all finds in the Islamic world of this enigmatic vessel, it would perhaps be wise not to restrict this container to merely one function.'

PhD candidate Wouter Verschoof-van der Vaart has received the Stichting Elise Mathilde Fonds grant from the Leids Universiteits Fonds (LUF) to work on a research project focusing on the landscapes of the Second World War. ‘We will combine citizen science with deep learning to uncover traces of the c…

The FIFA World Cup will get underway in Qatar this November – an event that has attracted much discussion in recent years. This discussion is not only centred on sport. Human rights are in the spotlights in Qatar. On Friday 30 September, Leiden University organised a debate in which experts from various…

Where to study ’politics’? According to the QS World University Rankings, Leiden University is a good choice. In the 2021 edition, Leiden and The Hague retain their position in the top 25 of the most esteemed institutes worldwide. Within the Netherlands, we again claim the first position.

In the Changemakers Lab course, psychology students Diana Shalkivska (left in the picture) and Anna Rytirova discover what happens when academic knowledge meets real-world complexity.

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…

UNESCO has recognized an international set of fifteen manuscripts about Ferdinand Magellan's first circumnavigation of the globe and the three Hikayat Aceh manuscripts as World Heritage. The manuscripts are inscribed in the global UNESCO Memory of the World Register. This list contains documentary heritage…

Always taking the same route to work, going for that one dish in restaurants and going on the same holiday each summer: this may ring a bell for those who don’t like uncertainty. Researchers are now discovering that this aversion affects how we understand the world.

Whether finding signals of dark matter or discovering hydrogen in the vicinity of exoplanets, Leiden astronomers are world players in their field, and they are part of a long tradition: Leiden was the first university in the world to have its own observatory.

How do digital technologies affect adolescent mental health and resilience? How do we foster a secure online environment? How should we deal with increasing rates of online crimes among adolescents? During the mini-symposium ‘The effect of the online world on adolescents’, presented by the interdisciplinary…

Conference

The 10th edition of the World Congress of African Linguists (WOCAL), hosted by Leiden University, will be held online from 7 – 12 June. Leiden University Centre for Linguistics (LUCL) researchers give us an insight into how important and special this event actually is.

Over 20,000 students, lecturers, administrators, support staff and many others protested on 25 November against the plans to make billions of cuts to higher education. Students and staff from Leiden University also travelled to The Hague to voice their objections to the disastrous plans.

In Bronze Age Europe many bronze objects such as axes, swords and jewels were deliberately left at specific spots in the landscape. PhD research by Leiden archaeologist Marieke Visser shows that these practices were expressions of people’s relationship with the world around them. ‘It was a completely…

Earlier this week, a working group of the United Nations, comprising all 193 of its member states, adopted a consensus report on norms for responsible state behaviour in cyberspace. Dennis Broeders, full professor of Global Security and Technology at the Institute of Security and Global Affairs, Leiden…

‘Qasr Bshir is magnificent even in decline. It sits majestically in the landscape, master of all it surveys. On approaching the site, however, it is clear that the structure is damaged’, states the latest issue of the journal Current World Archaeology.

With a well-attended award ceremony at the entrance of the Johan Huizinga Building on Tuesday 20 December, we concluded the World Cup prediction competition of the Institute for History in which 57 colleagues of 17 different nationalities competed for glory.

Global science research serves the needs of the Global North, and is driven by the values and interests of a small number of companies, governments and funding bodies, finds a major new international study published today. As such, the authors find, science, technology and innovation research is not…

For the International Day of Women and Girls in Science, women students and researchers from physics talk about what inspires them about their work. From quantum to cosmology and biophysics, their curiosity about how nature works is what connects these women. What do these 5 scientists want to share…

UNESCO has recognized a large collection of handwritten letters and the archive of Raden Ajeng Kartini (1879-1904) as documentary world heritage. Kartini opposed gender inequality in feudal Javanese society, including forced marriages, polygamy and lack of education for women.

September 2022 marks the tenth anniversary of International Studies bachelor's programme. Some (former) staff members tell us what they think makes the Faculty of Humanities' largest programme so special.

What are the origins of the Islamic Empire? And what was daily life like there? Two new Ted Ed animations answer these questions in simple language. Arabists Petra Sijpesteijn and Birte Kristiansen explain what the process of developing the videos was like.

Examining cybercrime from criminological, legal, administrative, and technical perspectives. The new Bachelor's programme in Cybersecurity & Cybercrime addresses the growing demand for versatile cyber professionals..

The Leiden archaeologist Harold Berghuis was closely involved in archaeological discoveries off the coast of Java. Skull fragments and other fossil remains provide new insights into the world of Homo erectus. The discovery was the subject of numerous news reports.