De maatschappelijke coalitie ‘Over Informatie Gesproken’ heeft recent acht aanvragen geselecteerd om de informatierelatie tussen overheid en burger te verbeteren. De aanvraag ‘Van een reactieve naar een proactieve overheid: ruimte voor proactieve dienstverlening in de AVG en de Awb’ van dr. Fatma Çapkurt,…

From 21 August to 24 August, a Chinese delegation together with the Raoul Wallenberg Institute of Human Rights and Humanitarian Law (RWI) conducted a study visit to Leiden Law School at Leiden University. Leiden Law School’s Child Law Department organized the study trip.

An international team of astronomers has shown in a laboratory at Leiden University (the Netherlands) that methane can form on icy dust particles in space. The possibility had existed for quite some time, but because the conditions in space were difficult to simulate, it was not possible to prove this…

Environmental researcher Martina Vijver is over the moon with her ERC Consolidator Grant. This prestigious grant is recognition, she says, of the study of the behaviour and possible toxicity of new nanomaterials in ecosystems.

The Hague Space Resources Governance Working Group, hosted by the IIASL, has recently agreed on the Draft Building Blocks for the Development of an International Framework on Space Resource Activities and will present the outcome of its work during the NewSpace Europe Conference in Luxembourg. The Executive…

The Dutch cabinet formation – a process that has now been underway for five months – is at a standstill for the time being. Formation discussion leaders Elbert Dijkgraaf and Richard van Zwol are due to publish their report in mid-May. Wim Voermans, Professor of Constitutional Law, updates listeners…

On 3 November 2017 in The Hague Institute for Global Justice in The Hague, Prof. Ton Liefaard (Professor of Children's Rights at Leiden University and UNICEF Chair in Children’s Rights), will address members and non-members of the Royal Netherlands Society of International Law (KNVIR, link in Dutch)…

Ankie Broekers-Knol, President of the Dutch Senate and Leiden alumna, opened the new Alumni House at Rapenburg 68 on 5 September. The Alumni House, next door to the Old University Library, where the University's Administration and General Services are located, is the new home of the Leiden University…

The restoration of the Sterrewacht is proceeding well and is expected to be completed by the end of the year. On Thursday 11 March, the highest point was reached with the restored domes being replaced on the roof.

A one-day conference was organised by the International Institute of Air and Space Law at Leiden University on 11 May 2023, in the lead-up to the 14th Leiden-Sarin International Air Law Moot Court Competition. The topic of the conference was ‘Aviation Cybersecurity’, which was also the topic of this…

Crises like climate change and loss of biodiversity threaten our planet. That’s why sustainability is an important topic in research and education across Leiden University. On this website you read how scientists from many disciplines work together in researching sustainability.

Leiden University regularly confers honorary doctorates, and presents awards and prizes.

The map application includes information from old and new buildings archaeological projects. This makes it possible to investigate whether water facilities (wells, cisterns) and waste facilities (cesspits, sewers) were the privilege of Leiden’s wealthy elite in the late 16th and 17th centuries or whether…

The Cyber Security lecturers are scholars and lecturers of Leiden University, Delft University of Technology and The Hague University of Applied Sciences.

Knowledge that benefits society is the domain of the Faculty of Governance and Global Affairs (FGGA). FGGA provides high-quality interdisciplinary education on and research into social and governance issues such as terrorism, organisation of public administration, climate change and economic crises.

After 25 years, December will finally see the launch of the long-awaited James Webb space telescope. Leiden astronomers are watching with great excitement: not only were they involved in the construction of important instruments on board, the telescope will also reveal many new secrets of the universe,…

What should we do about litter in the countryside? Can you tell from camera images if someone is guilty? And what does your heart rate really look like? Get answers to these questions and more at the free ‘Wijsneus Festival’ on Friday 16 September at Leidse Hout Park.

An international team of scientists including Leiden's Joe Callingham has discovered nineteen red dwarf stars that unexpectedly emit radio waves. The outbursts possibly originate from interaction with exoplanets. The results of the research appear in two scientific publications.

The Leiden Observatory is starting a crowdfunding campaign to raise enough money to construct a new telescope.

On 5 September, spaceEU was launched at the Ars Electronica Festival in Linz, one of the world’s largest science, technology and media art festivals. This 1 million euro European-funded project is coordinated by Leiden Observatory. SpaceEU fosters a young, creative and inclusive European space community…

Three Leiden astronomers have shown that some asteroids that are considered harmless for now, can collide with Earth in the future. They did their research with the help of an artificial neural network. The results have been accepted for publication in the journal Astronomy & Astrophysics.

A symposium on space diplomacy for experts and the general public will take place in The Hague on Monday 12 June. Everyone has an interest in learning more about this topic, says Professor Jan Melissen. ‘The scope of international relations has expanded beyond our planet.’

111 years ago, Heike Kamerlingh Onnis liquified helium for the first time, a tour the force that netted him the Nobel prize. It took a laboratory of a size rarely seen. Now, ultracold helium has become a commodity for physics research. In Wolfgang Löffler's lab, it is ready at hand thanks to a coffee…

The European Research Council has awarded an Advanced Grant to Prof. dr. Maarten E.R.G.N. Jansen for the research project

Quick resuscitation can save lives, but under 1% of the population of Leiden is a community first responder. Student associations and various partners in Leiden want to give a resuscitation course to 500 residents and students of Leiden. This special project has won the LUF’s Snouck Hurgronje Prize.

Adrian Hamers is researching the way in which celestial bodies orbit each other, now and in the future. This often turns out to be more erratic than you might think. He will defend his PhD dissertation on 21 June.

Dwarf satellite galaxies in the Milky Way perform different dances than researchers initially expected. Marius Cautun from Durham University received a Marie Curie grant to unravel the mysteries of this orbital dance. October 1st 2018 he will start his research at the Leiden Observatory.

On 22 May, the Dutch House of Representatives invited one hundred citizens to pose critical questions regarding the Ministries’ annual reports. This followed on from the annual ‘Accountability Day’. Caspar van den Berg, Associate Professor of Public Administration, helped think about how citizens could…

On Friday 6 October 2023, Peter Rodrigues delivered his farewell lecture ‘Ongelijkheidscompensatie in het vreemdelingenrecht’ (inequality compensation in immigration law).

Seven bachelor students in Computer Science at Leiden University are participating in a research project on big data and event management. Their work should eventually result in a system that can be applied at the finish of the Volvo Ocean Race in The Hague in June next year.

Brain scans, heart attacks and credit scores: many science applications revolve around data. But how do you mine applicable insights from a mountain of data? In a Bachelor Honours Class, students discover how data science can contribute to their discipline.

Amid rising polarisation and discrimination, lawyer and human rights activist Lilian Gonçalves-Ho Kang You wants to show in her Cleveringa Lecture on 26 November how dangerous exclusion is.

The government is investing 646 million euros and has set aside a further 3.5 billion to drive economic growth in the Netherlands. Much of the National Growth Fund will be used for scientific innovations. Leiden University is involved in three of the projects.

Lawyer and human rights activist Lilian Gonçalves-Ho Kang You is the new Cleveringa professor.

Today is the general election in the Netherlands – although the polling stations have actually been open for two days already because of the coronavirus restrictions. Leiden researchers and students are involved in all manner of ways, and are analysing the campaigns and possible results.

Researchers from Leiden University, KU Leuven and Paris II compared the French legislative proposal with the Dutch Civil Code. They published their findings in the Revue internationale de droit comparé (RIDC). Some recommendations have been adopted by Jean-Jacques Urvoas, the Minister of Justice.

‘I already gave a talk about planets when I was five.’ With the theme of the 3 October celebrations being ‘Jong geleerd is oud gedaan’ (meaning something like, ‘You’re never too young to learn’), this year’s 3 October University was especially for children. Many parents came with their offspring to…

Finally we know for sure that there is a black hole at the centre of our own galaxy. Today, astronomers unveiled the first ever photo of Sagittarius A*, a super-massive object at the centre of the Milky Way. This picture could only be taken thanks to the cooperation of telescopes worldwide.

Members of our research team give different types of presentations and lectures.

How can we promote social cohesion in a society that is culturally and religiously diverse?

PhD defence

Engineering, law, and business students came together in the LDE Space & Society Honours Programme to explore how space and society can mutually benefit each other. At the final event, they looked back upon a steep learning curve. ‘We tossed them into the water and they had to swim.’

Our motto is Praesidium Libertatis, or ‘bastion of liberty’. How did it come into existence, and in what way is Leiden University staying true to its meaning? Five questions about our motto.

Universities cannot survive in this highly competitive world without collaboration. And the ultimate aim is to make the world a safer and more sustainable place. This was Rector Carel Stolker’s message during the 441st Dies Natalis.

'Find your way from the stars’, an online workshop on Nautical Astronomy, was one of the winners of The Netherlands Online Cultural Challenge 2020. The workshop was conducted in collaboration with the IAU Office for Astronomy Outreach, Leiden University’s Astronomy & Society Group, and the Department…