Since September, Victor van der Horst is a member of the Faculty Council. Well, not just a member; he is the Chairman! In addition, this master's student in Mathematics also devotes himself to our Faculty in many other ways. 'I'm convinced we need input from all layers to keep improving our Faculty.'…

We often feel at ease in a salon chair, and the conversation soon starts to flow. That feeling will be recreated in the coming weeks in the [s]TATTOO pop-up studio. Students and staff can share their thoughts, feelings or worries – and will leave with an artwork based on their story.

Since September, Jelle Oonk has been the chair of the Science Faculty Council. Jelle is a third-year student, combining Physics and Astronomy studies with this responsible role. Time to get to know him better. Five questions for the new chair.

On December 3, 2024, Prof. dr. Sarah Cramsey delivered a Cleveringa Lecture in Vienna. Cramsey was the special guest of the Dutch Ambassador to Austria, Mr. Peter Potman.

The university elections are approaching. Are you going to represent student and staff interests this coming year? University Council chair Pauline Vincenten gives a peek behind the scenes at student and staff participation at Leiden University. ‘I get so much energy from collaborating with the students…

All faculties offer computer rooms for teaching and/or independent study purposes. The University Library also provides study stations with (or without) computer and a group instruction room.

Leiden Law School is pleased to announce that Professor Ursula Kilkelly, School of Law, University College Cork, Ireland, will visit Leiden in academic year 2022/2023 as Rotating Honorary Chair ‘Enforcement of Children’s Rights’.

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.

Assistant professor Max van Duijn is the new chair of The Young Academy. He aims to support young academics, bring research closer to society and make academia more resilient.

The layout of a dissertation must meet certain requirements. Special rules also apply if the dissertation was written with others or if a commercial edition will be published.

Professor Isabelle Duyvesteyn will be the new programme chair of International Studies. As of 1 September, she will be at the helm of the largest programme of the Faculty of Humanities.

Rutger Leukfeldt has been appointed endowed Professor of Governing Cybercrime at the faculties of Governance and Global Affairs (FGGA) and Leiden Law School. Leukfeldt: 'It’s great that the two faculties are joining forces at a time when we’re faced with enormous challenges in the field of cybercrim…

ASTRON en de Universiteit Leiden beginnen samen een nieuwe leerstoel over sterrenkunde en AI. Bijzonder hoogleraar Joeri van Leeuwen gaat deze positie vullen.

FSW building, Wassenaarseweg 52, 2333 AK, Leiden

Leiden University Proudly Announces Dr. Mikiko Otani as the Rotating Honorary Chair Enforcement of Children's Rights 2023/2024

Are international courts effective? Dr Fatou Bensouda, a former Lead Prosecutor of the International Criminal Court in The Hague (ICC), will discuss this issue during her lecture at the Owada Symposium 2025. The ICC’s efficacy depends on the actions of its member states, she says.

Two Cleveringa books from Theo ten Kate's law library were donated to Leiden University by grandson Sebastiaan ten Kate on 24 November. They are the dissertations of W. Hugenholtz and J.G.L Röder, both PhD students of Rudolph Cleveringa. Ten Kate: 'The University is the right place for the books. Here,…

On Sunday, November 9 2025, Prof. dr. Sarah Cramsey presented a film at the “Eastern Neighbors” Film Festival in The Hague.

PhD defence

PhD defence

PhD defence

Hoe kan het dat universele mensenrechten wereldwijd niet hetzelfde in de praktijk worden gebracht?

Leiden University has become a member of OpenAIRE, a European non-profit e-infrastructure organisation that supports open science. Leiden University Libraries (UBL) submitted the application on behalf of the university.

How can you ensure that your research hits the headlines? How can you bring your research output, such as PhD research or a publication, to the attention of the public?

Leiden University transitioned to a new, future-proof software system: BAS InSite. This system replaces SAP Self Service and handle personnel, financial, and administrative matters currently managed through the Serviceplein.

Do you need business cards, letter paper or other materials printed? Or do you need flyers, posters, roll-up banners or theses? Please contact the Graphic Centre of the University Services Department. They can also be hired to do layout or DTP work. The Graphic Centre can also produce displays, advertising…

Knowledge security requires that we carefully weigh opportunities against risks. The Knowledge Security Advice Desk was set up to support this process.

The new Japanese Ambassador, Michii Rokuichiro, visited Leiden University on 2 March.

Different groups can have different memories of the same historical event. This can lead to conflict but does not have to. How is this, and how can countries and people reconcile with the past?

Lecture

If your work allows it, you can work partly from home and partly at the University. How this combination of working from home and at the University will turn out for you depends on your own working activities and situation and those of your team. This means that tailor-made solutions are needed.

Examiners are responsible for formulating grading criteria and for ensuring that assessments are graded fairly and consistently. This page presents the guidelines for using grading models, dealing with fraud and plagiarism, recording grades, and the grading time limits you need to observe.

Leiden University offers housing facilities for international PhD's and other visiting academic staff. Read about the application process for university housing. If you need tenants for your apartment or family house in Leiden and its surrounding area, we will gladly help you rent it to our international…

On Tuesday November 25, 2025, Sarah Cramsey travelled with students from her masters seminar on 'New Approached to the Holocaust in Central and Eastern Europe' taught at the History Institute to Amsterdam for a unique opportunity. There, Lotte Sophie Groenendijk, an alumna of the History Research Masters…

On Tuesday November 25, 2025, Prof. dr. Sarah Cramsey traveled with students from her masters seminar on “New Approached to the Holocaust in Central and Eastern Europe” taught at the History Institute to Amsterdam for a unique opportunity. There, Ms. Lotte Sophie Groenendijk, an alum of the History…

Grabovski spoke in various media on the occasion of Holocaust Remembrance Day on 27 January 2022.

The availability of natural resources, the energy transition, the importance of circularity and our dependence on China. This and more is what Professor of Industrial Ecology René Kleijn's inaugural lecture is about.

By 2050, we can obtain 40 per cent of our demand for scarce earth metals from old smartphones, batteries, and wind turbines. This is crucial because otherwise, we may not have enough to accomplish the energy transition. An international team of researchers from China, the UK, and Leiden's Tomer Fishman…

The war between Ukraine and Russia is playing out not just on the battlefield but also on the geopolitical playing field of gas. Conflicts at the start of this century about this energy source were, says PhD candidate Ilia Barboutev, a precursor to today’s war.

It has already been a huge success in The Hague, and now the Lipsius building has one, too: an Acts of Kindness pillar. The official opening took place on Tuesday 20 September.

Master’s students in Industrial Ecology and Governance of Sustainability have helped answer organisations’ questions about sustainability

Almost 81 years after his famous protest speech against the German occupation, Leiden professor Rudolph Pabus Cleveringa will be remembered in his Groningen birthplace of Appingedam. A statue of him will be unveiled there on 12 November amid various other activities.

CML grants three Stans Awards each year, known as the best PhD paper, best student thesis and best outreach from the past year. The CML staff nominated students and colleagues and this year’s jury Prof.dr. Koos Biesmeijer and Prof.dr. Nicole de Voogd made the final decision.

On this page you will find information about the university buildings, a workspace at the faculty and other facilities such as a LU-card and access to the university libraries as well as on who to inform in case of illness.

To be able to activate your LU-Card online, it is necessary that you confirm your identity. We use the ReadID Ready app for this. On this page you will see what you need to confirm your identity.

From assessment periods and deadlines to invigilators and organising digital assessments. Everything you need to think about for planning, organising and communicating assessments.

Facility, Organisation

Salma Balazadeh, Víctor Carrión, and Jos Raaijmakers, biologists at the Institute of Biology Leiden (IBL), have successfully applied for an NWO grant and got awarded 730.000 euros. The board of NWO Domain Applied and Engineering Sciences awarded funding for their project within the Open Technology Programme…