To protect sensitive data, such as personal details or confidential business information, the university uses so-called sensitivity labels in Microsoft 365. On this page, you can learn what sensitivity labels are and how to use them.

As of 6 October 2025, Leiden University has incorporated three key HR processes into a new platform: the Talent and Development Platform.

When your contract with Leiden University ends, you may be entitled to unemployment benefits under the Unemployment Act (Werkloosheidswet, WW). You may also be eligible for supplementary unemployment benefits (Bovenwettelijke werkloosheidsuitkering, BWNU).

You can find information about making payments to research participants on this page.

MyTimetable is Leiden University’s timetabling publication tool.

Call for Workshop Contributions

Starting a partnership and signing an exchange agreement is just the first step in facilitating student and staff mobility. Staff and student exchange at Leiden University is administered by international coordinators at faculty and central level.

Leiden University receives funding from several external sources, although most of its funding comes from the government. This is termed the first stream of income. Together, government funds and the tuition fee form the first stream of income.

Conference

On this page you find an overview of tools many teachers use in their education at our faculty.

On this page you will read all about the Bloei funding tool.

Library, Research

Lecture, CHiLL series

The academic year officially commences on 1 September and ends on 31 August. On collective closing days the university is closed and no lectures take place. The academic calendar applies to the whole university and to all study programmes with the exception of medicine.

If you’re inspired to introduce innovations or have plans to update a course or learning pathway, the tips and starting points given here may be helpful.

Fraude en plagiaat

As an employee at Leiden University you need a LU-Card. You can request your LU-Card after receiving your contract or guest letter. Early application is not possible. Are you a temporary employment worker e.g. via Jobmotion? In that case, ask your supervisor about the status of your registration with…

If you wish to increase your academic impact and your interaction with your field, the University can support your efforts in a number of ways: from help in organising events to advice on international collaboration. We have listed the possibilities below.

Library, Research

Organisation

Library, Research

Workshops

Education, Organisation

Mini organs-on-chips allow us to study how diseases develop and how drugs work. Although the technology is not new, it is becoming increasingly advanced. PhD candidate Bart Kramer hopes it will eliminate animal testing in the future.

Alex Geurds, hoogleraar Archeologie van Midden-Amerika, wordt vanaf 1 januari decaan van de Faculteit der Archeologie.

Leiden University devotes a great deal of attention to the security of its systems. Nevertheless there may still be vulnerabilities in our systems. If you discover such a vulnerability, please let us know as soon as possible.

University Library, Witte Singel 27, 2311 BG, Leiden

Didactics, Working effectively, ICT

Bindend Studieadvies

Do you have a question about submitting an invoice? Or do you need help with procurement? Below you will find more information.

Lecture

Conferentie

The Budget report is issued every four months and gives an overview of the financial results of the University as a whole and of the individual units. This provides information about our results and helps us maintain financial control.

Leiden University frequently reviews the quality of its research. We do this by means of both internal and external assessments. Read how we monitor and assess the quality of our research.

Staff Association

FSW building, Wassenaarseweg 52, 2333 AK, Leiden

Staff Association

Together we create a healthy and safe working environment. Should an incident, dangerous situation or needle-stick injury nevertheless occur, please report it immediately. Such incidents are far more frequent than serious accidents. By reporting them we can make sure that they do not lead to serious…

Kamerlingh Onnes Building, Steenschuur 25, 2311 ES, Leiden

Lecture, CMGI Brown Bag Seminar