The PhD track involves many different aspects. As well as important administrative steps that you have to take, for example, there are also introductory activities, a training programme and opportunities for research abroad.

If you want to hire someone on a temporary basis, such as a temp agency worker, guest lecturer or independent contractor, certain rules apply. Find out more about your options and what you need to take into account. You should always consult your HRM adviser before hiring staff.

With a full auditorium at the university's Wijnhaven campus, an extensive programme, inspiring speakers and visitors from a wide range of disciplines, all the ingredients were in place for a successful second edition of the Nacht van de Digitale Veiligheid of Digital Security on 26 May 2026.

Egypt serves as a strategic gateway to Africa and the Middle East. For that reasons, Luc Sels, President of the Executive Board and a delegation visited the Netherlands-Flemish Institute in Cairo (NVIC) at the end of April. This resulted in new agreements on research and student exchanges.

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.

This month, it came out that a subdistrict court judge used ChatGPT to formulate a ruling. The judge included some text generated by the popular AI chatbot in his decision. This resulted in a lot of media commotion, raising doubts as to whether using ChatGPT in court is permissible and responsible.

Recently, Hans-Martien ten Napel was in the news on the above subject several times.

Playing a game, picking a cutting for your room or just having a cup of coffee: it is all possible in the new Humanities Living Room in the Matthias de Vrieshof. From Wednesday 17 May, staff and students will be able to meet informally and socialise here.

On 24 November 2022, Simone van der Hof delivered the annual Mulock Houwer Lecture. The title of the lecture was ‘Niet om de knikkers maar om het spel – Over de digitale versie van een vergeten kinderrecht’.

Tradition has it that at the end of each academic year, the best master’s thesis in Political Science is awarded a prize. For 2021-2022, the jury is considering six nominations. All of great quality, but on different topics. These range from political party bans to questions regarding commitment within…

On 15 May 2022, colleagues from Leiden Law School participated in the Leiden Marathon (full and half marathons, 10k and 5k runs).

Dit deel bevat de editie of heruitgave van 52 papyri en ostraca, daterend uit de periode tussen de derde eeuw voor Christus en de achtste eeuw na Christus.

Over a period of seven years, researchers from the International Brain Laboratory mapped 279 brain regions at the cellular level. Their findings are now published in Nature, with both data and software openly shared. Cognitive neuroscientist Anne Urai: 'Any researcher with a good question can make use…

A delegation from Leiden University visited various universities in Japan at the end of March. The strong ties between the Netherlands and Japan are still based on a long tradition of knowledge exchange.

Following our Leiden Brussels Alumni Event, I (external officer M. Blaauw, ed.) met our very own Leiden Law alumna Helena-Loutas Paraskeva. An Australian who works for the European Commission. Interesting, how did she get this job, what does she do and how did her Master in Leiden affect or influence…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

With its FestivOWL theme, Orientation Week Leiden (OWL) promises to be one big festival for new international students in Leiden.

During the past year online meetings and lectures have become a firm feature of university life. One of the highlights of the Leiden University Centre for Linguistics’ online activities has been the online seminar series ‘Language policy and practices in the Global North and South’ organised by guest…

Gratis te downloaden voor het onderwijs: een inspiratie- en lespakket over stervormen hun symbolische betekenis en hun rol in verschillende culturen en godsdiensten.

By day, Roeland Merks works on mathematical models that describe cells and complex systems. In the evenings, he opens the door to a different world. In his home and art space De Spelonk, contemporary art, experimentation and curiosity come together — right at the intersection with his scientific per…

PhD candidate Karen van den Akker has written a children’s book to get young girls excited about technology. The picture book ‘Met mama naar Mars’ tells the story of Luna, who wants to travel to Mars.

The Faculty of Archaeology's own home-grown journal Inter-Section has released a new volume. Inter-Section offers students and PhD candidates the unique chance to publish in a peer-reviewed journal. The new volume focuses on the materials that shape our world.

Eduard Fosch-Villaronga, PI of the ERC StG Safe and Sound hosted at Leiden University's eLaw Center for Law and Digital Technologies, recently met with Arnau Izaguerri of the United Nations Conference on Trade and Development (UNCTAD) to explore avenues for collaboration. The focus of the discussion…

Artificial intelligence systems are smart. They can recognize patterns better than humans, for example. Yet humans are still very much needed. How can you better steer those AI systems? LIACS lecturer Jan van Rijn wrote a book about this together with a number of colleagues. We asked him a few quest…

Our university recently joined the European university alliance Una Europa. Staff from the 11 affiliated universities met in Leiden last week to discuss our collaboration.

The mandatory diversity quota in the Netherlands means that considerably more women are on supervisory boards of listed companies. This is evident from research conducted by the Netherlands Bureau for Economic Policy Analysis (CPB) to which Leiden University also contributed.

This page provides updates on the protest today at the Academy Building and Hortus botanicus in Leiden.

On 3 June, Annetje Ottow (chair) and Hester Bijl (rector magnificus) met the Humanities faculty. Although a physical introduction was preferred, this visit also had to be done digitally.

Who wouldn’t want their own episode of Het Klokhuis? Researchers Milica Nikolic and Chris Riddell are in the running for the Klokhuis Wetenschapsprijs, which aims to introduce a broad and young audience to scientific research in the Netherlands.

Private businesses will probably soon refuse access to non-vaccinated persons in the near future. But this is more difficult when it comes to public amenities. Aart Hendriks, Professor of Health Law at Leiden Law School, contributed to an article in Dutch newspaper NRC saying that he anticipates that…

In an interview on the website of the NWO, Sabine Luning, Marjo de Theije and Esther van de Camp talk about the gold miners they met in various African and South American countries and they come to new insights.

Research

To what extent can Parliament limit freedom with the so-called 2G policy? Associate Professor of Constitutional and Administrative Law Ingrid Leijten of Leiden University discussed this topic on NOS Nieuws en Co.

This pandemic has affected everyone and especially students who were not able to carry out their projects on the laboratories. I am an international student from Cyprus and I had the opportunity to perform my Research Project 1 completely remotely, at Rawi Ramautar’s group. Even though, this may sound…

Organisation

Leiden Law School has developed a new course for the Royal Netherlands Marechaussee, bringing together scientific research and professional practice. The course starts on 5 February 2026 at the Centre for Professional Learning in The Hague.

Het voorstel van D66 om een wetsartikel zo te veranderen dat een politieke partij kan worden verboden, is onverstandig, zegt rechtsfilosoof Bastiaan Rijpkema. Hij spreekt er uitgebreid over tijdens een interview met de Volkskrant. ‘Het is overduidelijk bedoeld om één specifieke partij aan te pakken:…

On Thursday 22 September 2022, the posthumous PhD ceremony will be held of Thijmen Nuninga who passed away February this year. His doctoral thesis had already been approved at that time.

Saniye Çelik, Professor by Special Appointment of Diversity, Inclusion, and Policing at Leiden University, has received the Woman in the Media Award at Beeld & Geluid in Hilversum. She was selected as the winner by the jury from three female experts with the most votes.

Nico Verloop, Professor Emeritus of Educational Studies at Leiden University, passed away on 5 June 2025. Nico was the founder and first professor-director (from 1995-2010) of ICLON (Leiden University Graduate School of Teaching) at Leiden University.

Over the past year, many students and staff members of Leiden Law School have been lauded for their extraordinary achievements. For instance: a grant received, an award won, or an appointment by a special committee. We have combined all these achievements in our Honours Gallery 2022:

Jessica den Oudsten won this year’s Uitgeverij Verloren/Johan de Witt thesis award for history with her master’s thesis, entitled "The descendants of Norwegian and Danish Immigrants". The prize was awarded for the eighth time in collaboration with Elsevier Weekblad. The incentive award went to Amber…

During a recent event, the Leiden Institute of Environmental Sciences presented the breadth of its research on biodiversity.

It is with great sadness that we have learned that Jan Vranken passed away on Tuesday 17 June. In 2005, he was awarded an honorary doctorate by Leiden University in recognition of his work.

The students and staff at the Faculty of Science celebrated Pi Day with… pie! More than twenty participants baked a pie for the first edition of the Leiden Science baking competition – people queued up to sample the creations.

150 years of the Fine Mechanical and Electronics Department—a milestone our instrument makers and electronics engineers can truly be proud of. For a century and a half, they have crafted unique research instruments for the Faculty of Science, making an indispensable contribution to its experimental…

The Personal Professional Skills Lab (PPSL) is an elective programme for all FSW bachelor students that enter in 2024 and on. The aim of the PPSL is to encourage students to develop personal and professional skills during the bachelor, that will give them greater resilience and direction: both in their…

On Monday, 4 July 2022, the graduation of the two-year Advanced MSc International Relations and Diplomacy (MIRD) programme was commemorated in the iconic Academy Building in Leiden. Students and guests were welcomed by the Program Director, Professor Madeleine Hosli.

The touring exhibition 'Presenting with the city' has touched down in the Lipsius Building. In the presentation, students and researchers show how their research has contributed to the city.