This dissertation examines the airs sérieux contained within the Recueils d’airs serieux et a boire de differents autheurs published by the Ballard printing house in Paris between 1695 and 1699 inclusive.

Only the fittest cyclists stand a chance of taking yellow in the brutal Tour de France. Team Jumbo-Visma is working with data scientists from Leiden. They have analysed the stages and performance of Jumbo-Visma’s riders in previous Grand Tours. And they are researching how to determine the fitness level…

Tycho de Graaf has been appointed Professor of Technology and Private Law at Leiden University as of 1 June 2022.

If there’s one place at the University where it doesn’t matter where you come from, it’s De Kattekop. This, the University nursery, celebrates its 40th birthday in September. Its history reflects developments at the University. Parents are full of praise for it.

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

Can politicians say whatever they want? What is the limit and when can the Public Prosecution Service act? PhD candidate Jip Stam examined the limits of free speech in criminal law. 'Intervening too soon can threaten democracy and the rule of law,' he warns.

De maatschappelijk onvrede over het Israël-standpunt van het Schoof-kabinet neemt in de samenleving toe. Ook op lokaal niveau vinden de discussies in de raadszalen inmiddels plaats. Boogaard spreekt in de NRC van een ‘ventielfunctie. De gemeente destilleert dingen die in de samenleving spelen en beweegt…

Wat kun je als burger doen wanneer de overheid je persoonsgegevens gebruikt en daarmee besluiten neemt waar je het niet mee eens bent? Fatma Çapkurt promoveerde op een onderzoek hiernaar. Burgers moeten verwerking van hun gegevens beter kunnen beoordelen.

Je onderdompelen in de wereld van de lobby. Dat kan op donderdag 10 november tijdens de Nacht van de Lobbyist, een publiek event dat de Universiteit Leiden en de Public Affairs Academie voor de 2de keer organiseren. Vijf vragen aan initiatiefnemer Bert Fraussen, universitair docent bij het Instituut…

In het radioprogramma Spraakmakers becommentarieert Reijer Passchier, universitair docent staatsrecht en hoogleraar digitalisering en de democratische rechtsstaat (OU), de stelling: 'moet er een minister van digitale zaken komen?'

Je onderdompelen in de wereld van de lobby. Dat kan op donderdag 10 november tijdens de Nacht van de Lobbyist, een publiek event dat de Universiteit Leiden en de Public Affairs Academie voor de 2de keer organiseren. Vijf vragen aan initiatiefnemer Bert Fraussen, universitair docent bij het Instituut…

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

Professor Sarah de Rijcke will become the new Rector Magnificus on the Executive Board of Leiden University on 15 January 2026. She will succeed Professor Hester Bijl, who will become Rector Magnificus at Delft University of Technology.

With the passing of Henk Jan de Jonge on 16 April 2022, Leiden University has lost one of its most characteristic, learned and devoted professors.

The American Association of Pharmaceutical Scientists (AAPS) has been pleased to announce Dr. Elizabeth de Lange as a recipient of the 2013 AAPS Fellows Award at the 2013 AAPS Annual Meeting and Exposition in San Antonio.

In the theme of Big Cat Month, National Geographic interviewed Professor Hans de Iongh, guest researcher of the Institute of Environmental Sciences (CML) about lion conservation in Africa.

Professor Nivja de Jong has been included in the list of most influential scientists by Elsevier Data Repository. This list of scientists with the highest impact is compiled annually based on citations. De Jong appears on the annual list for the third consecutive time.

Thomas Bakkum en Tom van der Wel, two PhD candidates from the Leiden Institute of Chemistry, have both won poster prizes at the EMBL Chemical Biology Conference 2018 in Heidelberg.

We are very happy to announce that as of 1 March Marleen De Meyer is our new NVIC Director!

An international research consortium led by Bob van de Water, Professor of Toxicology at Leiden University, has been awarded a prestigious Horizon2020 grant of 30 million euros.

After eight years as professor at the Institute of Psychology, Carsten de Dreu is making the move to the University of Groningen, where he has been appointed to the chair ‘Foundations of Cooperation and Social Organisation’. On 18 June, he will bid farewell to colleagues at Leiden University.

How would you convert Egyptian hieroglyphs into Latin script? And what is actually the correct translation of dishes on a Vietnamese menu? On Saturday 28 January, high school students from all over the Netherlands will come to Leiden to ponder a series of language-related puzzles. Their goal? To win…

The Netherlands-Flemish Institute is offering an internship in Cairo from March 2018 onwards. If you are interested please apply before February 15, 2018. (See the details in Dutch only)

How do you progress from an immense gas cloud somewhere in the universe to a star with planets? Research by Astronomy PhD student Martijn van Gelder sheds more light on the earliest phases of this process. He will receive his doctorate on November 24th.

The Netherlands-Flemish Institute is offering an internship in Cairo from January 2019 onwards. If you are interested please apply before 20 December, 2018. (See the details in Dutch only)

The Netherlands-Flemish Institute in Cairo is offering an internship from September 2019 onwards. If you are interested please apply before 15 July, 2019. (See the details in Dutch only)

For the first time, a court has ordered a company to reduce its carbon dioxide emissions. Lawyers see it as a landmark ruling that will have far-reaching consequences for Shell and possibly also other similar companies.

Since the attack of 22 may 2017 in the Manchester Arena, we have often seen the term ‘soft target’. Jeanine de Roy van Zuijdewijn, researcher at the Institute of Security and Global Affairs, took part in a Q&A about the attack in Manchester.

Russia is required to pay billions of dollars to shareholders of Russian oil company Yukos. This was decided by the appeals court in The Hague.

Jaap de Hoop Scheffer, Professor of International Relations and Diplomatic Affairs at the Institute of Security and Global Affairs, says we must block and expel Putin wherever possible.

In November, Leiden organized a book presentation to celebrate the first Dutch translation of the collected works of the twentieth-century poet W.H. Auden. A poetry translation contest added lustre to the occasion. There were no fewer than three winners.

The exhibition Leiden celebrates – 450 years of parades at Museum De Lakenhal shows how parades and society have changed through the centuries. Alumnus and historian Danielle van Goethem worked on the exhibition. She gives a preview.

Leiden chemists have developed a new technique with which they can determine the role of kinases – a group of proteins – in a living cell. This technique makes it easier to find new drug targets for diseases such as cancer and rheumatoid arthritis. The team published the findings in the journal Nature…

This dissertation presents the results of the importance of creativity for ICT-students of Dutch universities of applied sciences (in Dutch: hogescholen), and the functioning of training courses that aim to promote creative abilities is highlighted.

On 18 June, 2015, Erik Kwakkel was elected to the Comité International de Paléographie Latine (CIPL), a scholarly committee that specialises in the study of the medieval book.

What started as a student project in the Media Technology program, became a successful internationally operating company offering therapeutic virtual bike rides. Meet alumni Ella Keijzer and Job de Reus, founders and owners of Bike Labyrinth.

Leiden researchers Tazuko van Berkel (Greek and Latin Language and Culture) and Noel de Miranda (Tumour Immunology, LUMC) will join the KNAW’s Young Academy next year. They will be inducted on 22 March 2021.

Cees van den Hondel, IBL-professor and 2010 Programme director of the Fungus programme of the Kluyver Centre received the royal distinction

Nature Reviews Drug Discovery volume 18, pages 82–84 (2019). The implications of target saturation for the use of drug–target residence time Wilbert de Witte, Meindert Danhof, Piet van der Graaf, and Elizabeth de Lange

In Dutch daily Trouw, assistent professor Cyber Security Governance, Els de Busser writes about the importance of good digital safety at companies. Dutch telephone and internet provider KPN is lacking in this respect. ' In Trouw schrijft Els de Busser, universitair docent Cyber Security Governance…

On Sunday, December 10th, at 4:00 PM, the presentation of the book 'Zes eeuwen klokkencultuur in de Abdij van Averbode,' written by Jozef Van Osta, will take place in the Abbey of Averbode. More information can be found in the invitation.

Open Access means shared responsibility for research programs. An interview with Prof. Huub de Groot for the Leiden Open Access Blog in the scope of the International Open Access Week.

It is with great sadness that we announce the passing of our director, Dr. Rudolf de Jong. We extend our deepest condolences to his loved ones. The Institute will be closed the coming week in mourning. Details of a memorial in Cairo will follow soon. Rest in peace, boss. We will miss you.

During the farewell reception on 29 August, the Faculty of Science will say goodbye to Dean Geert de Snoo. On 1 November 2019, he will continue his career as Director of the Netherlands Institute of Ecology (NIOO-KNAW). Colleagues talk about his significance for ecology, about his contribution as a…

Gesloten jeugdhulp moet afgeschaft worden, zei Jason (21) onlangs in de landelijke media. Zelf zat hij ruim een jaar in meerdere instellingen voor gesloten jeugdhulp, maar hij werd er naar eigen zeggen niet beter van. Promovendus Maria de Jong-de Kruijf onderzocht het hoe en waarom van deze vorm van…

NVIC welcomes Dr. Stefanie Van de Peer of Queen Margaret University in Edinburgh as a guest researcher.

German scientists and NASA have developed a bacteria-killing coating for space toilets. With this coating they hope to protect astronauts in space stations from pathogens. Professor of Biological chemistry Nathaniel Martin sheds light on the discovery: 'You don't expect nasty bacteria up there, but…

In 2017 saxophonist Dick de Graaf obtained his PhD degree with his thesis 'Beyond borders : broadening the artistic palette of (composing) improvisers in jazz'. His own views for over forty years on jazz and related styles (amongst other qualities) have lead to the Edison Jazz Oeuvre Prize.

Jaap de Hoop Scheffer, Professor of International Relations and Diplomatic Practice at the Institute of Security and Global Affairs (ISGA), was interviewed by the NRC on 6 February about the government's warning words.