Violence such as assault or head-butting causes pain, shock and distress. It is often seen as savage or senseless. But for those who commit it, violence has meaning, argues violence researcher Don Weenink in his inaugural lecture.

Microsoft Teams lets you work remotely. You can chat, meet, call and collaborate with your colleagues. Check out tips on how to get started with Teams quickly and easily.

With Microsoft Teams you can work online from home. You can chat with colleagues, have meetings, call and collaborate remotely. The following suggestions should help you to quickly get started with Teams.

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.

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?

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.

The Leiden interdisciplinary research programme Global Transformations and Governance Challenges and the Embassy of Ireland are co-hosting a special meeting in The Hague. On Tuesday 30 January, John Concannon (Director of the Global Ireland Unit), ambassador Brendan Rogers and dr. Alanna O’Malley will…

Leiden University wishes to attract and retain talented researchers, both male and female. This is not something that happens by itself, which is why we prioritise the theme of diversity.

The objective of the Timetabling project is to simplify the timetabling process make it more logical, and to improve the timetable information for students and staff.

Plagiarism is considered fraud. There can be serious repercussions for students that commit plagiarism. The university provides tools and support to check whether students have committed plagiarism in assignments and papers.

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.

Two Leiden projects have been awarded Open Science NL funding to make science more accessible to academia and the world outside. The projects will strengthen the open science infrastructure.

During the Summer School Science Communication, you will learn everything about science communication.

Library, Organisation, Research

An international team of astronomers led by Matus Rybak (Leiden University) has proven, thanks to accidental double zoom, that millimetre radiation is generated close to the core of a supermassive black hole. Their findings have been accepted for publication in the journal Astronomy & Astrophysics.

The confidential counsellor for research integrity is your first port of call for any questions or situations relating to research integrity, or if you have suspicions about a current or former employee of Leiden University. All your meetings with the confidential counsellor are confidential.

Theo van den Doel received his PhD in January for his research on veteran support. This showed that for long the government learned little from past missions. He has since presented his dissertation to the Lower House of Representatives, and the Minister for Defence, Kajsa Ollongren, has responded to…

Astronomers have captured a new deep field of Pandora's Cluster (Abell 2744) with the James Webb Space Telescope. The images show never-before-seen details. The results are described in four scientific papers. Leiden astronomers Marijn Franx and Mariska Kriek collaborated on the study. 'This opens a…

From once controversial scientific works and historical bibles, to personal shopping lists and clothing bills. The 17th-century Bibliotheca Thysiana and the archive of the collector Johannes Thysius exhibit both the intellectual and everyday life as it was three hundred years ago. Now a brand-new digital…

Carlo Beenakker has been appointed a Fellow of the American Association for the Advancement of Science (AAAS), the organisation behind the journal Science. Among the Fellows, he is the third Dutch person and first Leiden researcher.

Gerard van Westen has received the KNCV Gold Medal, the most important Dutch award for chemists under 40. 'It's a huge honour,' says the professor of AI and medicinal chemistry. 'I am now part of the group of people I was always impressed by.'

Not only dark matter, but also ordinary matter and dark energy are tracked in the largest ever cosmological computer simulation ever. In the FLAMINGO simulations, you can see virtual galaxies and clusters of galaxies emerging over the course of billions of years. This is no easy task: with more than…

Why do vulnerable groups fail to make use of benefits that they are entitled to? This is what Max ten Velde researched in his Master’s in Management of the Public Sector thesis, which has been nominated for the Netherlands Court of Audit’s thesis prize.

Leiden University’s Living Lab is moving to the middle of the Leiden Bio Science Park. In the lab’s new home between the University of Applied Sciences, Mentor and Naturalis Biodiversity Center, the first ditches have now been dug. This new location is more accessible to both researchers and the public.…

Martin van Hecke en Anne Meeussen publiceren in het tijdschrift Nature over mechanische metamaterialen. Ze hebben een nieuwe klasse multistabiele materialen ontdekt. Dit is gebaseerd op ribbeltjes plastic.

Organisation, Human resources

Lecture

Vanaf september 2025 biedt de Faculteit Governance and Global Affairs de bacheloropleiding Cybersecurity & Cybercrime aan. Deze unieke Nederlandstalige opleiding leidt studenten op tot veelzijdige cyberexperts. ‘Er is veel vraag naar specialisten op het gebied van cybersecurity en cybercrime’.

An endless stream of publications, data and software accessible to all? Professor of Science Studies Thed van Leeuwen calls for a more human-centred approach and an overhaul of the PhD system.

An international team of astronomers has revealed the first 'chemical profile' of an exoplanet's atmosphere. The team, including Leiden astronomer Yamila Miguel and provenda Amy Louca, made the profile using so-called Early Release Science data from the James Webb Space Telescope. The results have been…

Professor Marc Koper researches how you can use electrical energy to make or break chemical bonds. He has just been awarded a Spinoza Prize, the Netherlands’ highest personal science award, for his fundamental research into how this form of electrolysis works.

ICT

When a bacterium becomes resistant to one antibiotic, it may sometimes become more sensitive to another. This biological side-effect offers an unexpected opportunity in the fight against antibiotic resistance.

Inviting members of the public to help monitor wildlife, photograph plants or conduct samplings. These are some of the many examples of Citizen Science. It is increasingly recognized as effective and impactful for collecting data, but also for engaging the public in scientific research. In Nature reviews…

From 1 November we will have a new mobility policy and will track our commuting with an app. The new regulation is more sustainable and will also save us time and effort, say the union reps from the Local Consultative Body.

Library, Organisation, Research

It was already the most cited publication ever written at our faculty, but now a new milestone has been reached. Last month, a paper by emeritus professor Jan Reedijk and his co-authors surpassed 10,000 citations — and the count keeps rising.

This is a difficult time. Above all, for all those directly involved in this horrible case – unacceptable behaviour by a professor and his removal from the University – the case we went public about on 18 October and that has been reported in the media. This is painful and tough for the complainants…