The Leiden physics institute LION has bought a painting by the American physicist Gregory Horndeski, who wrote a brilliant article about gravity in 1974. After being ignored for 35 years, Horndeski's paper became a huge hit among cosmologists, unbeknownst to Horndeski himself, who had made a career…

Tim Koopmans is one of the great minds in the history of Dutch and European legal scholarship. He taught law as a professor in Leiden and other universities, among which Ghent, Cambridge, Utrecht. He practiced it as a judge in the European Court of Justice and Advocate-General in the Dutch Supreme Court,…

When general laws and regulations no longer fit individual situations, can customisation offer a solution? In the special issue ‘Maatwerk' (customisation) of Boom Bestuurskunde, researchers have tackled the questions that customisation brings to public organisations. The symposium ‘Maatwerk onder maatschappelijke…

If you look closely, you may recognise the metal beams from the skeleton of the Circular Pavilion near Leiden Central Station: they come from the demolished Gorlaeus Highrise. The same beams have also been used for the circular construction of BioPartner 5 at the Leiden Bio Science Park, which will…

Climate change and energy transition were an important theme of the Dutch provincial elections: how should we invest in new sources of energy? Leiden University conducts multidisciplinary research into renewable energy solutions. Read more about this in the ‘Renewable Energy’ research dossier.

Ten Leiden museums and heritage institutions have curated the online exhibition ‘Carel’s Universe’. They selected objects from their collections that symbolise retiring Rector Magnificus Carel Stolker and the research in Leiden. With direct references, playful associations and the odd nod and wink.

A consortium of researchers from the Leiden Institute of Physics (LION), the Institute of Biology Leiden (IBL), and the Leiden Institute of Chemistry (LIC) received a FOM program grant to develop a novel way of studying individual proteins inside a cell using gold nanorods.

Theoretical physicists Kevin Grosvenor and Sam Young have won Marie Curie grants for research projects at LION/Lorentz Institute.

KM3NeT is a giant undersea neutrino detector, being deployed in the Mediterreanean Sea. Recently, it hit a six-fold milestone, celebrated with a fitting, double musical production.

After a succesful first lecture, the Leiden physics institute LION is launching an online series of (Dutch language) lectures about physics, intended for a broad audience, named the Tatiana Afanassjewa lectures. Upcoming speakers are science historian Dirk van Delft, neutrino physicist Dorothea Samtleben…

Only 35 years old and already a research group leader, on his way to tenure. And: numerous papers, grants and fellowships to his name. Leiden physicist Jordi Tura i Brugués receives today the Young Scientist Prize for his outstanding contributions to quantum research.

From Roma standing up for their rights in Ghent, to the comeback of African fashion in Ghana. The documentaries from Visual Ethnography students showcase the beautifully diverse world we live in. On UNESCO Audiovisual Heritage Day, they show why it's so important to document.

In his VIDI project “Turning Over a New Leaf: Manuscript Innovation in the Twelfth-Century Renaissance” (2010-2015) Erik Kwakkel and his team studied how books and reading developed under influence of the Twelfth-Century Renaissance, a period in which Europe went through a variety of cultural and intellectual…

During the congress of the Royal Dutch Association for the Advancement of Pharmacy (Koninklijke Nederlandse Maatschappij ter bevordering der Pharmacie, KNMP) Jacqueline Gerritsen, former student Bio-Pharmaceutical Sciences at Leiden University, was awarded the KNMP student prize.

The Leiden University Labour Law Department started a new cooperation with the Law School of the China University of Labor Relations in Beijing. The agreement was signed by Dean prof. Jiang Ying during the visit of her delegation on 19 September 2019 in Leiden. Also Vice-Dean prof. Li Wenpei and Lecturer…

Jordy Bouwman and future Sterrewachter Reinout van Weeren have been awarded a Vidi subsidy to set up or expand their own line of research.

The Hague has announced that 70,000 refugees are expected to come to the Netherlands this year. How can situations like at the Ter Apel asylum centre - where asylum seekers had to sleep outside due to a lack of space - be prevented.

From Thursday 14 to Sunday 17 June the Hugo Sinzheimer Moot Court Competition took place in Cassino, Italy. During this moot court, in the field of European employment and labour law, thirteen teams acted as lawyers in front of a special court composed of professors, judges and lawyers.

May 12 is Mother's Day in many countries. Becoming a mother is no mean feat: brain scientist Elseline Hoekzema has shown that a woman's brain changes drastically during pregnancy. She explained how in TV show De Kennis van Nu.

On 23 March 2023 Weidong Zhang defended his thesis in Leiden on achieving decent work in China. This research analyses to what extent China is achieving decent work based on a case study of decent working time. The word ‘achieving’ underlines that China is still in the process of securing this aim.…

In the research project, Leiden University, Utrecht University and Radboud University will together analyse the issues facing the judicial system in the Netherlands during the coronavirus crisis, the measures taken and their impact.

Erkens and Boot were participants at the 21st Conference of the European Association of Labour Court Judges that took place from 8 to 10 June 2017 in Prague.

‘Take science communication more seriously.’ This is the message that Ivo van Vulpen, professor by special appointment in Science Communication in Physics, wants to convey during his inaugural lecture. At the moment, a lot of researchers look down their noses at this while it is extremely important…

Leiden University is participating in a project to reassemble Roman vessels from between 80 - 200 AD. The 'Zwammerdam ships' are already world famous in the world of archaeology, and guest researcher Tom Hazenberg hopes to extend this fame beyond its academic boundaries.

Dutch newspaper NRC contacted four Dutch universities regarding the brain drain in the field of Artificial Intelligence (AI) that is going on in the Netherlands.

On November 22nd 2017 eLaw co-organized with partners of the e-SIDES project a workshop on the ethical, legal and socio-economic implications of big data.

There are currently two projects in Coptic Studies that are supported by the NVIC. Both are directed by Dr. Karel Innemee and both take place in the Wadi Natrun.

Overview of the CML reports

Other COI publications can be found on Leiden Law Blog, the Leiden Law Methods Portal, and in the drop-down tabs below.

Join-in courses zijn MA-cursussen over middeleeuwse onderwerpen gegeven binnen vastgestelde MA-programma's van de zes deelnemende universiteiten van de Onderzoekschool. Op aanvraag zijn deze vakken toegankelijk voor studenten van andere (Nederlandse) universiteiten. De cursusbelasting en het aantal…

In 2023, many of our students and staff won great prizes and secured important research grants.

Kiem project: How can metaphors be used to enhance societal engagement with quantum science and technology, and what factors influence their acceptance or resistance among experts and laypeople?

In 2021 many of our students and staff won fantastic prizes and were awarded important research grants. This is our traditional review of these successes as the end of one year marks the beginning of another.

For many years, he was active in various management positions at the LION and even after his retirement he is still very involved. Professor Jan Aarts leads the Leiden hub of the Quantum Delta NL growth fund and is now temporarily responsible for national educational activities. In this way, he is helping…

Vedran Dunjko appointed to full professor of quantum computing at Leiden University, the Netherlands.

The symposium “Human-Wildlife conflicst in Africa” was held on the 27th October in the Academie gebouw of Leiden University in honor of the retirement of Prof.dr.ir. Hans H. de Iongh

PhD defence

On 26 April Professor of Experimental Physics Jan van Ruitenbeek was made a Knight in the Order of the Lion of the Netherlands. He received the decoration from mayor Emile Jaensch in Oegstgeest, where he lives. Van Ruitenbeek received the honour for his services to physics.

Carlo Beenakker has been appointed a Fellow of the American Association for the Advancement of Science (AAAS), the organisation behind the journal Science. Among the Fellows, he is the third Dutch person and first Leiden researcher.

In June and July 2012 a Leiden Fieldschool was conducted at the late pre-Columbian site of Anse Trabaud in southeastern Martinique. High levels of preservation and waterlogged contexts revealed spectacular finds.

Theoretical physicist and cosmologist Alexey Boiarskyi has been appointed full professor per 1 October.

Hans de Iongh, associate professor at the Institute of Environmental Sciences (CML), was named 'Officier in de Orde van Oranje Nassau' on Thursday 27 October. His work on the prevention of lion extinction in Africa was one of the reasons for this award.

The 2020 Physica Award has been awarded to physicist Martin van Hecke, a researcher at the Leiden Institute of Physics (LION) and the Amsterdam AMOLF. Van Hecke is one of the Netherlands most innovative researchers into the surprisingly complex behavior of systems that look simple at first sight.

On April 20, sixty participants will take part in LION’s triannual meeting for high school physics teachers, to deepen their knowledge of physics and astronomy and to explore new teaching methods. This edition marks a special occasion, as it is the last meeting organized by Bert van der Hoorn, who will…

Royal honour for Prof. Barend Mons. He was made a Knight in the Order of the Dutch Lion. He received this award from the mayor of the municipality of Waddinxveen, Evert Jan Nieuwenhuis.

The EFT lecture scheduled on Tuesday 31 October from 09:00-10:00 hrs is cancelled.

Research in the POD-group addresses all features of random phenomena – modelling, structuring, analysis, control, optimisation – and covers both fundamental and applied aspects.

Dirk Huyge (Director) & Wouter Claes (Vice-Director)