The Leiden municipality wants to make the city centre climate-proof and combat heat stress by greening it. But they want to do this in a way that does justice to the city’s heritage. Researcher Fenna IJtsma delves into historical greenery to offer inspiration.

Under a typically grey sky, more than 1,300 international students gather around the mentors with their numbered signposts. It is the start of the Orientation Week Leiden: the introduction week specially for international students at Leiden University.

How does the government know whether science policy has the desired effect? According to Professor Barend van der Meulen, a variety of evidence about the effectiveness of science policy and proper gathering of this evidence are more important than a strict scientific method. Inaugural lecture 27 Ma…

On 27-28 January 2022, Leiden University’s interdisciplinary seed grant programme ‘Beyond Anthropocentric Interests and Values? Human Rights and Climate Change’ will host a conference on human rights and climate change. Researchers are welcome to join and contribute their view. The deadline for the…

The master thesis: for many students it is a true crowning glory. Some theses are truly excellent. Those are rewarded with the FSW Thesis Prize. This year, this award was won by Roosmarijn Goldbach (master’s Psychology) and Matija Čuljak (research master’s Psychology), who respectively researched borderline…

Last November, it was announced that the European Commission has awarded a Jean Monnet Chair to Professor of Tax Law Irma Mosquera Valderrama. She will use the grant to shape the EUTAXGOV project over the next three years.

Leiden University is seeking bids from developers for housing in Nieuw Rhijngeest-Zuid, the Oegstgeest part of the Leiden Bio Science Park.

What if we start taxing carbon-intensive products such as electricity and gasoline, and at the same time compensate low-income households? Hauke Ward and colleagues did just that in a computer simulation for Peru, with a remarkable outcome. Not only does the approach tackle climate change, but it could…

Scientists regularly appear in the media. They participate in science cafés, write a popular-science book or visit school classes. In that way, they want to convey their knowledge and enthusiasm to society. But do they succeed? To answer that question, a new website is launched, with a toolbox full…

Junk news sites with unknown names such as Trendnieuws and Viraal Vandaag reach millions of Dutch people thanks to their Facebook pages. Messages from those pages are much more often shared and liked than messages from pages from well-known news media such as De Telegraaf, NOS and NU.nl. This is shown…

In her teaching and research, Mosquera primarily seeks the connection between tax law and other disciplines. Her appointment is effective as of 1 November 2021.

LUCIR (Leiden University’s Centre for International Relations), in cooperation with ISGA (Institute of Security and Global Affairs) and GTGC (Global Transformations and Global Challenges Initiative), will host a conference on 2 and 3 December 2021 about the lessons that may be learned from Afghanistan.…

Are you passionate about peace, justice, and democracy, and keen to get involved in The Hague’s vibrant international community? This is your chance! The Global Transformations and Governance Challenges programme is leading Leiden University's participation in the Just Peace Festival!

Each year, the Dutch government publishes its Budget Memorandum on Budget Day, or Prince’s Day as it is known. The economy is doing well, and elections will be held at the start of 2021, so it’s most likely that many a rose-tinted plan will emerge from the briefcase on Prince’s Day on 17 September.…

Last Thursday the Dutch House of Representatives held a debate on children being put into care when the childcare benefits scandal (toeslagenaffaire) had caused problems for their families. Four Leiden University academics were asked by the House to produce a fact sheet for this debate, bringing together…

Over the course of the 20th century, politicians increasingly came to rely on experts. Their language was peppered with terms like ‘policy pathways’ and ‘evaluation frameworks’. This made debates more abstract and less ideological.

Are all murderers calculating psychopaths with an obscene predilection for bloody chainsaws? Yes, if Hollywood is to be believed, but in the real world they are generally everyday people with problematic backgrounds. Professor of Violence and Interventions Marieke Liem therefore calls for the demythologisation…

The Leiden Leadership Programme is going to innovate. After 12 years, the honours track for master’s students will get a new set-up. We asked two of those involved about the ins and outs of the new LLP. ‘You learn what leadership style suits you and how to make an impact.’

It is still unclear how the Neanderthals died out. For long, one theory seemed most likely: the emergence of the highly intelligent Homo sapiens, or modern humans. This competition hypothesis is no longer the dominant theory among scientists, research among archaeologists and anthropologists has shown.…

Organised in three separate sessions throughout the day, and broadcast live online to guests and families who could not join, over 200 students received their Bachelor’s Diploma of International Studies on 3 September 2021 at the graduation ceremony in the historic Pieterskerk in Leiden.

The latest innovation in the field of urban mobility could soon be buzzing over our heads. For some, it’s a science fiction dream come true. For others, however, it’s an unwelcome intrusion. ‘It has the potential to be a major development.’

To better prepare students for lab sessions, a team from the BSc-programme Bio-Pharmaceutical Sciences (BFW) creates interactive videos. These videos use humour and examples to show students basic skills and commonly used procedures. 'We want to make education more efficient and fun.'

Presenting a well-thought-out idea to Schiphol experts, a former ambassador or a security expert. For the third-year Security Studies bachelor students, this was a unique experience and a great opportunity last week. 'Who knows, maybe they can work for us in the future!'

After receiving positive feedback from peers, socially anxious young people feel as confident about themselves as their non-anxious counterparts. 'These young people are then able to handle new social situations more confidently,’ says Leiden psychologist Anne Miers. Her research is published in the…

3 October University has become something of a tradition: a bit of science among the Leidens Ontzet celebrations. During the new and improved edition, the WetenschapsWarenMarkt (Science Market), visitors spoke to researchers about the nitrogen problem, making organs and the city’s connections with A…

How can chimpanzees, so closely related to humans, have almost no sense of rhythm? ‘The best students ever’ and behavioural biologist Michelle Spierings demonstrated that chimps can actually drum and move rhythmically—each following their own unique beat.

Het Internationaal Strafhof (ICC) in Den Haag bestaat sinds 2002, met als kerntaak het vervolgen van personen die verdacht worden van genocide, misdaden tegen de menselijkheid en oorlogsmisdaden. Wat zijn we opgeschoten met bijna twintig jaar ICC? Promovenda Marieke Wierda onderzocht de impact van het…

Criminology students Simone Kruijt and Noor Hekker conducted research into cybercrime in Leiden and presented their findings to the regional police and an enthusiastic Mayor Lenferink. The conclusions call for a new approach, said Lenferink.

On 14 May, curator and professor Ruurd Halbertsma will be leaving the National Museum of Antiquities (RMO) after forty years of dedicated service. In fact, it will be a double farewell: Venusval (‘Venus trap’), the last part of his trilogy about Tjalling Kingma, the fictional curator of the classical…

Three lecturers from Leiden University have been awarded a 100,000-euro Comenius Teaching Fellowship within the scope of the Senior Fellows programme. The grant will enable them and their project teams to carry out their own teaching innovation project.

The clever young people at the National ThinkTank who tackle an urgent societal problem each year include two Leiden alumni this autumn: Jiao Harmsen and Jort van Dalen. They will spend at least four months getting to grips with the topic of ‘education’.

Which young scientists are best at explaining their research in three minutes and can take part in the national finals? These questions were answered on 14 February in the Academy Building. Researchers Laura Steenbergen (cognitive neurosciences) and Christian Eistrup (astronomy) impressed the judges…

Although it can be a challenge at times, parents should keep communicating with their teens. Also about how they parent. Research by developmental psychologist Loes Janssen shows that parenting can be perceived quite differently by family members and mood plays an important role. Parents often parent…

How can we use Population Health Management to help the citizens of The Hague get and stay healthier? This was the key question during the 5th Working Conference of LUMC-Campus The Hague on 15 January in The Hague. The issue was debated by more than 150 doctors, researchers, lecturers, healthcare professionals,…

Het College van Bestuur laat door een postdoc een eenjarig vooronderzoek doen naar het koloniale en slavernijverleden van de Universiteit Leiden.

On 8 and 9 May 2018 the Workshop 'Challenging the Liberal World Order: The History of the Global South, Decolonization and the United Nations, 1955-2000' takes place at Leiden University.

How do you recount historic events if you are not allowed to talk about them? For his dissertation, Taufiq Hanafi tried to find out how a period of mass murder – despite heavy censorship – found a place in Indonesian literature. PhD defence 31 March.

The image of the European Union (EU) as a remote law-making machine is widespread. Quite often journalists and politicians deliberately depict ‘Brussels’ as bureaucratic, even undemocratic, bypassing its citizens. And many of us buy into that image. Nikoleta Yordanova, Anastasia Ershova and Aleksandra…

Why are the local parties so popular? Researchers at Leiden University gave their reaction the day after the elections of 21 March.

How can ‘Big Data’ be used in development and humanitarian aid, and what are the risks? Leiden University and the United Nation’s Global Pulse are organising an international expert meeting in The Hague on 23 October.

Delve into the depths of black hole imaging as anthropologist Rodrigo Ochigame unveils the human decisions shaping its portrayal. Explore four alternative color choices at the 'Towards the Black Hole' exhibit, now showing at Rijksmuseum Boerhaave, Leiden.

The first block is almost over and that means you will soon be able to evaluate the courses you attended.

How can we view societal challenges from a different perspective? At the EuroScience Open Forum (ESOF), Robert Zwijnenberg, Emeritus Professor of Art and Science Interactions, will call for more collaboration between artists and scientists.

‘Silence in the corridor please’ are not the words you expect to hear on an open day attended by 5,000 students. From 12 studios in Leiden and The Hague, presentations are given during the Online Master’s Open Days telling students all about their future master’s programme.

From cities that sometimes deviate from national foreign policy to the direct influence of geopolitics on local developments, PhD candidate Pieter Jeroense, director of VNG International, examined seventy years of the internationalisation of Dutch municipalities and observed notable trends.

A truly special moment in the Senate Chamber of the Academy Building: the portrait of Professor Judi Mesman has been unveiled. 'Leiden University only reserves places in this chamber for its foremost scholars, and you are certainly one of them,' said Rector Magnificus Hester Bijl.

Providing each cancer patient with the right treatment remains a challenge. Oncode Accelerator aims to change this by innovating the way we develop cancer treatments, thus ensuring the patient is at the heart of the process.

We are pleased to announce a call for papers for a workshop within the project 'Human Development and Its Outliers' on 26 and 27 March 2026 at Leiden University.

The US-Israeli strikes on Iran have been welcomed by critics of the regime but have also prompted intense concern. They’ve triggered a dangerous domino effect across the region and beyond. Leiden experts share their insights on the potential consequences.

Stephan Raaijmakers has been Professor of Communicative AI since 1 May. Prior to this, he had held this position for five years as professor by special appointment. How has his approach to AI changed in that time?