The radio telescope LOFAR, with a major contribution from Leiden Observatory, has produced the most detailed radio map of the Universe ever made. Never before have so many cosmic radio sources been captured in a single survey: 13.7 million.

If you’re experiencing too much work pressure, talk about it to your colleagues and your manager. This is the only way we can jointly work towards a solution. How do you raise the issue of work pressure? And what can you do to prevent work pressure from getting out of hand?

Lecture

Facility, Organisation

Course

It may happen that you are unable to work due to a short-term or long-term illness or disability.

Rick Lawson, Professor of European Law and former Dean of Leiden Law School, was appointed as the new president of the Netherlands Institute for Human Rights on 30 June.

Rick Lawson, Professor of European Law and former Dean of Leiden Law School, was appointed as the new president of the Netherlands Institute for Human Rights on 30 June.

For new managers, the dynamic university environment can be a lot to contend with. A special induction programme comprising an online module, an introduction meeting and peer consultation will help you find your way.

Lars Brummel explains in The Conversation that Rutte is a good candidate to counter threats to NATO's cohesion.

Psychologist Ellen de Bruijn studies the effects of hormonal fluctuations on behaviour and on the brain over a woman's life course. With an ERC Consolidator grant, she and 3 PhDs and a postdoc will further her EEG research on the different stages at which girls and women experience strong hormonal f…

At a recent meeting, the leaders of the European Union formally approved Ukraine and Moldova’s candidate status to join the bloc. The message is: you are welcome to join our European family in due course.

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

Anne-Laura van Harmelen has received a Vidi grant from the Dutch Research Council (NWO). This talent programme will enable Van Harmelen to research the social and neurobiological mechanisms of resilience in young people with childhood trauma.

The rise of authoritarianism, the strengthening of the radical right, and the role of the EU in defending democracy—these are just a few of the issues causing concern today. Is the EU capable of defending democratic values within the Union and beyond its borders? In an interview from the Lithuanian…

Festival

Over the past few years, citizen scientists from the Heritage Quest project have scoured the entire Veluwe and Utrechtse Heuvelrug areas for unknown archaeological heritage. One of the results of this research is that the number of known burial mounds in this area has doubled.

Five Leiden research projects in history, law and AI have received SSH Open Competition M 2024 funding from the Dutch Research Council (NWO). The researchers have up to five years to work on a promising idea.

Glorious sunshine, dozens of enthusiastic academics and huge numbers of Leiden residents ensured that this year’s special jubilee version of 3 October University was a great success.

In the confrontational ‘House of Misconceptions’, visitors put themselves in another person’s shoes and have to justify their existence. The performance is the result of a unique collaboration between the Liquid Society art collective and Professor of Law and Society Maartje van der Woude and her st…

On 2 June 2023, the Liber Amicorum – 'The EU and the WTO: Ever the Twain Shall Meet' – in honour of Marco Bronckers will be officially launched at Leiden Law School. To mark this special occasion, an interactive discussion on 'Five future challenges facing the EU and the WTO in the next 50 years' will…

Der Spiegel reports about the planned reform of the EU Code of Conduct aimed at tackling harmful tax practices of EU Member States. A reform is urgently needed to tackle remaining forms of tax competition, which cost EU countries billons of euros every year.

Three fundamental research projects at Leiden in physics, chemistry and medical science have received funding from the Dutch Research Council (NWO). They involve research on magnetic fields in the universe, the role of myeloid cells in cancer immunotherapy and the evolution of ancient proteins.

A CT scanner to treat eye cancer, energy-efficient software for the future and a test to identify male chick eggs. Three projects by researchers from Leiden University are to receive funding from research funder NWO’s Open Technology programme, to which the business sector also contributes.

On 27 May 2025, the Executive Board decided to establish a Committee on Human Rights / Conflict Zones.

‘We can only achieve this if we work together.’ This is what Rector Magnificus Hester Bijl emphasised as she spoke about professional research support at the opening of the second Research Support Conference at PLNT on 14 June. For the 80 research support staff present, learning and inspiration was…

On 6 June 2023, Melanie Fink gave a ‘conférence’ at the University of Liège, Belgium in the context of its EU Studies Seminar Cycle, organised by Ljupcho Grozdanovski.

Leiden University has awarded its prestigious University Medal to Emeritus Professor Lex van der Eb. As a pioneer in genetics and molecular biology, he received this honour for his services to science and his key role in the development of the Leiden Bio Science Park (LBSP).

Migration, globalisation, technological developments, climate change: the greatest challenges of our time all affect our labour market. But how exactly? And can we influence this? Professor of Economics Olaf van Vliet regards it as his job to reveal how things really are. ‘That way, we can work on solutions…

The University Council (UR) approved the outline of the University’s 2024 budget on 18 December 2023.

Luc Amkreutz, curator of prehistory at the National Museum of Antiquities in Leiden and professor of Public Archaeology at Leiden University, has a mission: to make the past accessible and relevant to a broad audience. He is the new Eugène Dubois Visiting Professor at the Faculty of Science and Engineering…

The University Council is the central participation body at the University. It is looking for a new chair as of 1 September. Until then Charlotte de Roon is at the helm. She talks about her experiences as chair of the University Council.

During the Opening of the Academic Year 2024-2025, we asked guests for their wishes and ideas for Leiden University's anniversary year in 2025.

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.

Answers to the most common questions about Maileon

Leiden University has concluded an agreement with elipsLife for a collective ANW shortfall insurance. This insurance provides financial security for your partner in the event of your death.

Leiden University ensures a pleasant and safe working environment, whether you are on campus or working from home. Here you will find practical information about accommodation and facilities, as well as answers to questions such as: How do I arrange an ergonomically responsible workplace at home? Where…

Didactics

If you plan to make a business trip abroad? Ask your manager for permission in advance.