At the 24-th session of the Assembly of States Parties to the Rome Statute, held in The Hague 1-6 December, the Grotius Centre for International Legal Studies played a prominent role, contributing cutting-edge research and expert insights to key debates on international law.

Should criminal law have a greater role in protecting this democracy? In his inaugural lecture, Professor Jeroen ten Voorde urges caution.

Ten years, it is so hard to believe that it is already ten years ago that Leiden University College was officially opened on a sunny Wednesday in 2010 in The Hague. A day of achievement, joy, and dreams for the future. It seems so much shorter and yet so much has been developed and built, so many happy…

The Klokhuis dedicates a special episode to Leiden alumnus and famous scientist Christiaan Huygens. Part of the episode was recorded at the Leiden Observatory. Leiden researchers also helped shape the episode, which debuts on Tuesday 2 November.

On Tuesday, the 16th of May, the Faculty of Archaeology put a festive end to the 25th year celebrations. The programme included a dedication of our largest meeting room, the sealing and burying of a time capsule, and a BBQ.

A Dutch collaboration, including the SURF Open Innovation Lab and Leiden Observatory, has won Hyperion Research's HPC Innovation Excellence Award. This is the first time that a Dutch team has won the award. The team received the award for improving large-scale numerical simulations with deep learnin…

Yvonne ten Cate (supervisor: Peter Rodrigues, and Marije Meijer (supervisor: Mark Klaassen) were both nominated for the Jaap Doek Scriptieprijs – an award for the best master thesis in the field of children’s rights – and the Hanneke Steenbergen Scriptieprijs – an award for the best master thesis in…

The Salt Farm Texel, supported by a number of professors from various Dutch universities, offered a report on saline agriculture to the Minister for Agriculture van Dam on Wednesday 22nd of February. The researchers report that a number of important crops are much more tolerant to salt than assumed…

The E2CB programme has been launched to bring CO2 emissions to zero by 2050. The goal: to produce all raw materials for the chemical industry from sustainable sources. Professor of Electrochemistry Marc Koper is involved in the project.

Colleagues from three departments were treated to cake by Vice Dean Jan Crijns. This was to celebrate the ratings, excellent and above-average, awarded in the Keuzegids, the master’s programmes guide for 2025.

In the programme NWO Open Competition Domain Science - GROOT, twenty new consortia will start a large research project. This boost of more than 47 million euros will make new research possible in the science domain. Among the winners is the Nanoscale Regulators of Photosynthesis consortium in which…

Pakistani archaeologist Abdul Ghani Khan (MPhil) and Dr Marike van Aerde (Leiden University) have been awarded the Prince Claus Heritage Emergency Grant for the rescue and preservation of ancient rock art in the Karakorum mountain range of the Pakistani Himalayas. The project will run for a year, from…

Houses, warehouses, wells, a mooring and even a stable. All of this can be seen on the oldest known map of the island of Dejima acquired by Leiden University Libraries (UBL). The map provides a highly detailed picture of a tiny living environment on the isolated island.

A controversial video in which PowNed asks Taylor Swift fans how far they would go for a meet-and-greet with the singer violates portrait rights according to Jeroen ten Voorde in Dutch newspaper ‘NRC’.

A new app is able to calculate personalised survival probabilities for patients suffering from soft tissue sarcoma. Doctors and patients can use the app to calculate personalised survival probabilities together. Mathematician Anja Rüten-Budde received her doctorate for her research into survival probability…

The Dutch chemical industry is regularly in breach of safety legislation. These are the findings of longitudinal research by the Department of Criminology at Leiden University, in collaboration with the Department of Criminology at VU Amsterdam. Over the past ten years, the roughly 400 companies to…

What do the election results say about the Netherlands today? Students and experts discussed this at an Election Breakfast organised by study association Diqit. Analysts, including Hans-Martien ten Napel, Associate Professor of Constitutional and Administrative Law, notice a new dividing line in Dutch…

If male budgerigars can successfully open a puzzle box with food, they become more attractive to females. Biologist Carel ten Cate and Chinese colleagues publish experimental evidence for this in a paper in Science on 11 January .

Geert Wilders’ PVV Party believes that Islam is a totalitarian ideology and not a religion, and thus Muslims are not equally entitled to the same freedom of religion or belief as other believers. This view is incompatible with liberal democracy, according to Hans-Martien ten Napel.

Last Friday, we celebrated ten years of the master’s specialisation in Labour Law at Leiden Law School!

Leiden astronomer Anthony Brown is part of Nature’s 10: the ten people who mattered in science in 2018, according to the leading science journal. Working behind the scenes, Brown is the astronomer who coordinated the release of Gaia’s long-awaited bounty of Milky Way data.

Een 24-jarige man uit Leuven werd vorige week veroordeeld voor verkrachting, maar kreeg geen straf. Hoogleraar straf- en strafprocesrecht Jeroen ten Voorde gaf tegenover NOS een verklaring voor de onrust naar aanleiding van de uitspraak van de rechter.

The Business, Technology & Public Policy research group of the Department of Business Sciences at Leiden University focuses on investigating the dynamic interaction between 'new' technologies and various stakeholders, including consumers, employees, and businesses. Our research delves into perceptions,…

The Royal Netherlands Academy of Arts and Sciences has elected five Leiden professors from different disciplines as new members. Two of the new members are women.

An overview of awards and prizes granted to our staff and students in 2021, as well as special appointments at Leiden University and other institutions.

The new book, ‘Njord in de Oorlog’ (Njord during the War), describes how the Leiden student rowing club was affected by the Second World War in a detailed series of personal stories. On Monday 16 November, Njord president Rosalie ten Wolde presented the first copy to Rector Magnificus Carel Stolker.

In order to be able to handle the pressure of modern life better, Koreans practise GiCheon: intensive exercises for body and spirit. This movement theory is based on the tradition of mountain ascetics, but GiCheon is primarily a modern urban phenomenon. This is the conclusion of PhD candidate Victoria…

A study in the Behavioral Biology group of Carel ten Cate at the IBL showed that experience-dependent and -independent preferences influence song learning in zebra finches.

The Dutch Student Orchestra (NSO) brings together more than a hundred of the best student musicians in the Netherlands. On 16 February the NSO will be performing in Leiden. Two Leiden members of the orchestra give a foretaste of the concert.

A lot has happened within our faculty over the past ten years.

Every year in February, ninety students who love making music come together in Someren, a town in the Dutch province of North Brabant. Through rehearsals and festivities over ten days, they transform into the latest version of the Dutch Student Orchestra (NSO), which then performs concerts in the Netherlands…

It is the third year in a row that the Faculty of Archaeology is ranked the highest in continental Europe. Aside from this the faculty features, as it did last year, in the top ten worldwide.

It is the second year in a row that the Faculty of Archaeology is ranked the highest in continental Europe. Aside from this the faculty features, as it did last year, in the top ten worldwide.

On 30 November 2023, Florian Theissen successfully defended his PhD thesis, 'Sincerely Believing in Freedom'.

The 2014 Village Law will likely cause a considerable change in the character of village governance and leadership in the coming years.

Leiden is the city of archeology par excellence. The very first Professor in Archaeology, Caspar Reuvens, was from Leiden! And now, 200 years later, Leiden is home to both the internationally leading Faculty of Archeology and the renowned National Museum of Antiquities. Following the success of the…

How do societies move forward with sustainable, effective and efficient management of Earth's water resources?

Deze onderzoeksgroep richt zich op het thema ondermijning en financieel-economische criminaliteit, in het bijzonder de aanpak ervan op een aantal deelterreinen.

How do animals choose their partners? The answer is simple: it’s all about quality. While humans tend to wear clothes that happen to be in fashion, animals do nothing without a reason. Behind beautiful plumage or a deafening roar is only one message: I am in great shape. The evolutionary courtship displays…

The topic of conversation at The Great Continental Breakfast the morning after the EU elections in the Netherlands was the election campaign, the – lacking? – constitutional basis of the EU and the Timmermans effect. ‘These were the most normal EU elections ever!’

It recently became clear that the Dutch Ministry of Health would rather pay a penalty than share information about the controversial face mask deal with former CDA party activist Sywert van Lienden. Dutch news site Nieuwsuur reports that this is no exception. In recent years newspaper De Volkskrant…

'Een nieuw commentaar op de Grondwet' is the title of a book published this week. The book uses 35 essays to describe the importance of the Constitution to the Dutch democratic rule of law.

How do perpetrators of notorious crimes integrate in society after their imprisonment? Marieke Liem and Daan Weggemans investigated this in in-depth interviews with ten Dutch convicts for murder, paedophilia and terrorism.

The recently published book ‘Avian Cognition’ is the first multi-author book to provide a comprehensive treatment of the cognitive abilities of birds and how they compare to those of other animals. Carel ten Cate, professor of animal behavior at the Institute of Biology, and Susan D. Healy (StAndrews…

On 20 June 2024, the Europa Institute held its annual PhD Day at the Gravensteen Building. This event brought together PhD candidates in European law to present their research projects, share input from preliminary findings and engage in discussions with their peers and supervisors. The day was filled…

2021 saw many prizes awarded to staff and students of Leiden Law School. Grants for new research projects were also awarded and our staff were invited to particpate on committees or recognised in other ways too. An overview of this year’s achievements is given below.

In zijn oratie bepleit Joachim Koops dat de toekomst van Security and Global Affairs ligt in onderzoek, onderwijs en academisch bestuur.

On November 22 in Arusha, Tanzania, the Council of Ministers of the East African Community (EASC) endorsed the Democratic Republic of Congo (DRC) as its seventh Partner State. This meeting, chaired by Kenya’s EAC Affairs and Regional Development Cabinet Secretary Adan Mohamed, represents one of the…

On Thursday, December 12, 2024, historian and terrorism expert Beatrice de Graaf will deliver the 53rd Huizinga Lecture at the Stadsgehoorzaal in Leiden. Under the title