The new Students for Leiden party pulled off a stunning victory in the municipal elections. From nowhere, the party won two seats on Leiden Municipal Council. How are brand-new student councillors Mitchell Wiegand Bruss and Elianne Wijnands doing? ‘We’ve already asked questions about the quality of…

2,240 plant extracts from 1,299 different plant species of Dutch origin. That’s the collection of the Dutch Extract Library, which has recently been transferred to the Institute of Biology Leiden. To plant biologist and contact person for this library Pingtao Ding this is a true treasury. ‘To bring…

The moment has finally arrived: after months of hard work, the strategic plan is finished. It was an interesting period, thinks core group member Sylvestre Bonnet. 'How we finally arrived at this strategic plan was very different from what I had thought beforehand.'

Researchers at LIACS have found a vulnerability in open-source code that’s been used around the world for over 15 years. They’ve also developed an AI-based tool to fix the problem automatically. ‘You really can’t afford to lean back.’

Explanation of improvements and additions to templates and blocks.

De Universiteit Leiden zet in op de versterking van de ondersteuning voor onderzoekers en onderzoeksgroepen bij extern gefinancierde onderzoeksprojecten.

Harde knip

If you have lost something in or around the University, look on iLost to see if it’s been found. You can collect your lost property from a reception.

Bachelor, Master

As you are a new Leiden University staff member, a number of things must happen before we can draw up your contract and activate your ULCN account. This is also the case if you are affiliated with the university as external staff, for example if you were hired as a freelancer.

When the PhD research has been completed and the dissertation is (nearly) finished, there are several more steps to take before you can defend it. For example, you must submit your manuscript and make preparations for the PhD defence ceremony.

This page provides more information about the mentor-tutor system at Leiden University. What is it? What are its objectives? Where can mentors, tutors, and coordinators find more information and teaching materials?

In case of short-term or long-term illness, we will together do our best to ensure you can return to work shortly. You will be guided through this process by your immediate supervisor, the P&O department and the University doctor. In some cases, however, reintegration in your own or another position…

Organisation

We can help you to bring the results of your research to the attention of the media. Ideally, you should do this before your article or book is actually published.

During a reorganisation, the University does its utmost to avoid redundancies, regardless of whether these relate to the University as a whole, to an institute or to a department of a faculty or service.

Further development

Images are an increasingly important part of communication, but how do you choose suitable ones for the website and where can you find them? This page offers tips on finding the right image and what to watch out for.

Did you forget your password? Want to change your password, or your password has expired? In most cases you can reset your password yourself via the Account Services. If you are not able to access Account Services, please contact an ISSC helpdesk.

If you are no longer able to do your current job, we investigate whether we can redeploy you. This involves examining within a reasonable term whether there is another suitable job for you within the organisation.

Astronomer Joseph Callingham and his team have observed for the first time a clear signal from a giant burst from a star outside our solar system. This would have a devastating impact on any unfortunate planet orbiting the star.

Leiden University uses TimeEdit Curriculum (TEC) for curriculum development and management.

The Leiden University Fund (LUF) has been active since 1890 as an independent support foundation for Leiden University. It supports education and research through grants, endowed chairs, scholarships, and awards. In addition, LUF organizes alumni events to strengthen the connection with former stude…

Are you a teacher? And do you want to check whether papers, essays or theses have been plagiarised from others? If so, you can use Turnitin. Turnitin compares the content of papers and theses with texts submitted previously and with public Internet sources.

If you come to work by car, you can apply for a parking subscription for one of Leiden University’s parking areas. The subscription is simply added to your LU Card. You can then use your LU Card to access the parking area.

The JUL board 2025/2026 consists of five colleagues:

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.

Have you been ill for a long time? The procedure for illness and reintegration describes what to expect in case of long-term illness and work disability. The procedure also lists potential financial consequences.

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?

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.

Facility, Organisation

As the end of the year approaches, the new University Sports Centre (USC) building is nearing completion. Vice-President of the Executive Board Timo Kos visited the USC, which celebrates its 55th anniversary this year, to see how work is progressing.

The University Teaching Qualification (UTQ) is proof of the competence for University teaching staff. If you are a lecturer, assistant professor, associate professor and professor with an appointment of 0.5 FTE or more and have been working at the University for a year or more, you must earn the UTQ.…