Professor Renata Kallosh (Stanford University), one of the world’s leading theoretical physicists, will be this summer’s Lorentz Professor at the Leiden institute for theoretical physics. Her main areas of interest are cosmology and string theory. She studied physics in Moscow, where she also obtained…

Alumni event

Are you a new or returning International Business Law student to the 2016-17 academic year at Leiden Law School?

On a wintry Wednesday evening, big issues were the topic of conversation at Grand Café de Burcht. Young Academy Leiden (YAL) was holding a round table: Next444. Now the 444th anniversary of Leiden University is over, it’s time to look once again to the future. What issues will we be facing over the…

Too expensive groceries, diseases suddenly breaking out: from the sixteenth to the nineteenth century, hundreds of people documented the world around them in chronicles. A significant number of these texts have been digitised in recent years. Professor of Early Modern Dutch History and project leader…

On 12 January 2018 Jorrit Rijpma, associate professor of the Europa Institute and Jean Monnet Professor, held the yearly Meijers lecture. In the well-attended lecture he spoke on the topics of his Jean Monnet Chair on Mobility and Security: the aftermath of the refugee crisis and the effects on free…

Every person on earth can read another person’s mind. Not in the way psychics or witches do, but by putting themselves in the shoes of others and considering how they perceive the world. This kind of empathy greatly facilitates communication and interaction. Max van Duijn studies this phenomenon to…

As part of the events to mark the 100th anniversary of the International Labour Organization, the Department of Labour Law of Leiden University has organized a film evening together with Kijkhuis cinema in Leiden.

A decade-long court case between US bank Morgan Stanley and the Dutch tax authorities has been settled, ‘Follow the Money’ has discovered. Jan van de Streek, Professor of Tax Law, spoke to the news medium: ‘I'm surprised Morgan Stanley paid everything.’

For the first time in over half a century, one of oldest telescopes at the Leiden Observatory is getting a major improvement.

Last week, to commemorate the thirtieth anniversary of the United Nations Convention on the Rights of the Child, Prof. Dr. Ton Liefaard shone a fresh light on children’s rights, in Italy.

In the student-made documentary, our Field School manager, Dr Arjan Louwen, gives a brief introduction on the importance of the excavation in Oss. Watch the documentary below.

The Van Vollenhoven Institute for Law, Governance and Society (VVI), in collaboration with the Royal Netherlands Institute of Southeast Asian and Caribbean Studies (KITLV), will organize a two day conference on the continued importance of adat law in present day Indonesia on 22 and 23 May 2017.

The UN International Law Commission was established soon after the Second World War with the mandate to promote the progressive development of international law and its codification. It is a subsidiary organ of the UN General Assembly.

Last January, the education assessors of the different study associations chose Fouzia Lghoul-Oulad Saïd of the Leiden Academic Centre for Drug Research (LACDR) as teacher of the year. Her passion for teaching extends beyond her classes, according to the students who nominated her: ‘ She is always ready…

In the second year of the implementation of the Matra Rule of Law Training Programme, Leiden University hosted a group of 30 civil servants from pre-accession countries in its campuses in Leiden and the Hague as participants in a training on the Administration of Justice that took place from 20-31 January…

In the course ‘Research Design CSM’ Dr. Elke Devroe and Moniek Akerboom organized this year a competitive research conference where students of the Master Crisis and Security Management (CSM) presented their research design in order to gain some (fictive) funding on their proposal.

175 years ago, the Netherlands took great strides towards parliamentary democracy with a revamped Constitution. Where does the Constitution stand today?

It is 30 years ago this month that the UN Convention on the Rights of the Child was ratified. UNICEF is celebrating this on 20 November in collaboration with Leiden University and the Municipality of Leiden at the (Y)our Rights Festival in Leiden. Children, youths and adults will discuss children’s…

The Hortus botanicus Leiden has one of Europe’s largest collections of living plants from the Asian region. This rich resource is no longer the sole domain of botanists. Multidisciplinary research, teaching and the general public are equally at home in the Hortus. This is the view of Paul Kessler, professor…

On 3 October, Leiden University joined in big style with the annual celebration of The Relief of Leiden. Over 130 professors, staff members, students and children took part in the traditional Grand Parade through the centre of Leiden.

The bachelor's programme in International Studies is celebrating its tenth anniversary. Ko Voskuilen was among the very first batch of students to follow the study, and Sophia Healy graduated this summer. How do they look back on their time at the university?

Leiden University is celebrating its 450th anniversary in 2025 with a feast for the eyes, ears and spirit. The anniversary year opens with an extra special Dies Natalis on 7 February. Highlights includes an alumni festival, three exhibitions and a canal concert.

Researchers at LIACS have found a vulnerability in open-source code that’s been used around the world for over 15 years. They’ve also developed an AI-based tool to fix the problem automatically. ‘You really can’t afford to lean back.’

After the summer break, the ILS Lunch Seminar series is back for its fourth and final year. These monthly seminars present the perfect opportunity to unite the different institutes situated within Leiden Law School and have steadily developed into somewhat of a tradition. On Thursday 19 September 2019,…

The greatest threat to the North Korean regime is not the outside world but its own developing private market and the growing frictions at the top. This was the argument put forward by North Korean exile Jang Jin-sung in his lecture in Leiden on 18 September 2014.

Five years after the Arab Spring it seems as if the only sign of success is in Tunisia. But is that really the case? The Leiden University Centre for the Study of Islam and Society (LUCIS) is organising a panel discussion on this topic on Friday 12 February.

On 29 August 2025, the Advanced Studies in International Children’s Rights programme celebrated its 10th anniversary with alumni, partners, and friends, marking the milestone with reflection, dialogue, and the launch of a new Education Fund.

Rembrandt lived long before audio and video recordings were invented. But a group of researchers has managed to reconstruct his voice. How? Lecturer in Dutch language, culture and literature, Olga van Marion, explains in the latest Science Shot.

In November 2010, the LEAD Programme organised a public lecture by Dr. Jane Goodall on Leiden University Revisited: Celebration Fifty Years of Gombe Field Research in Tanzania at the Gorlaeus Laboratory of the Faculty of Science, attracting more than 1.100 students and staff.

If you're in Leiden this week, you can't miss the large groups of international students exploring the city. The Orientation Week Leiden (OWL) - the twice-yearly introduction week for international students - started on Tuesday 24 January, this time with more than 400 new students. ‘Every second building…

Naar aanleiding van de aanhoudende oorlog tussen Rusland en Oekraïne willen verschillende Europese landen een inreisverbod invoeren tegen Russische staatsburgers. Maar mogen zij dit zomaar doen?

On Saturday 9 February 2019 we celebrated the International Day of Women and Girls in Science 2019 in Leiden! View the photos of this festive day, with contributions from Robbert Dijkgraaf and Ewine van Dishoeck, and numerous fascinating workshops and exciting experiments.

On the eve of Leiden University’s 450th anniversary, the 1574th and 1575th Honours College students received their honours certificates. In a crowded Scheltema, people celebrated ‘that so many students have had the opportunity to broaden their horizons.’

Music lovers are welcome at this free open-air concert celebrating 450 years of Leiden University, on Sunday 6 July. This special jubilee edition of the Rapenburg Canal Concert will feature a unique orchestra made up of our students, staff and alumni, performing on a floating stage.

The 50th Top 450 entry has now been published. In the run-up to the university’s 450th anniversary, we are compiling our Top 450. What is your favourite?

When politicians claim they can make major differences with their migration policies, they’re raising false expectations. The opportunities for the government to restrict migration are in fact very limited. And what about the little room they do have? Mark Klaassen’s advice is to make use of those opportunities…