Leiden University has held its first university-wide iftar, an event aimed at fostering connection and dialogue on cultural and religious diversity. This initiative was made possible by the Faculty of Social and Behavioural Sciences, POPcorner-FSW, SABR student association and POPcorner The Hague.

At the latest Institute Council meeting in November, the institute’s biannual prize for teaching was awarded. The award is named after Carla Musterd, a former, highly valued member of staff, who was famous for her unflinching dedication to teaching standards and excellence. The award was created to…

Leiden University and the Indonesian Ministry of Religious Affairs (MoRA) signed an agreement to formalise the renewed collaboration on education and research. MoRA aims to develop and improve their quality of religious Higher Education Institutions under their Ministry through this collaboration. The…

With the Liveable Communities – Liveable Planet project, Marja Spierenburg, Professor of Anthropology of Sustainability and Livelihood, is showing that scientists are driven by ambition, hope and faith. She is linking Vrouw Vennepolder, a polder in Zuid-Holland, to the UN climate goals.

A recent publication in Oryx, The International Journal of Conservation by Tumenta et al., 2013 (Leiden University) on human-lion conflict over livestock depredation in Waza National Park, Cameroon has demonstrated that the human-lion conflict remains an important factor in the depletion of lion pop…

Geert de Snoo is making the transition from the Netherlands Institute of Ecology to the management of KNAW. Starting 1 October, the professor of Environmental Biology will begin his role as Director of Research Policy in a new, consensus-based management team.

The environment also benefits when people follow national nutritional guidelines, Paul Behrens demonstrated in research published in PNAS. The publication attracted media attention both at home and internationally.

From treatment plants to hot showers, emissions from water use in the U.S. are equal to 50 million cars driving around for a year. In The Washington Post, staff writer Tik Root consults different experts to learn about ways to reduce our water consumption. He also speaks with Leiden environmental scientist…

How will we generate energy without further contributing to global warming? Industrial ecologist René Kleijn tells about low-carbon energy in tv and radio show Focus, and in VPRO Magazine.

Koos Biesmeijer, Professor of Natural Capital, and Claire van Megen, an Educational and Child Studies student, are in with a chance of winning Leiden’s Person of the Year title.

Short description about 20th anniversary of CEDC, the fieldstation in Cameroon, and 20 years of cooperation between Leiden University with the University of Dschang in Cameroon.

Environmental researcher Paul Behrens generated both international as national media attention with his recent publication in Nature Energy. The media included Science Daily, Quartz and the Dutch financial newspaper Financieel Dagblad. In his publication, Behrens warns for possible power disruptions…

An international consortium headed by the Leiden-Delft-Erasmus Centre for Sustainability has been awarded a subsidy for research on the circular economy where all raw materials are recycled.

150 new Biology students have arrived in Leiden. This is more than ever and we seem to settle among the big three Universities for Biology in the Netherlands.

You can't see them with the naked eye, but they are highly likely to pose a threat to our health: microplastics. These tiny plastic particles are present everywhere in the environment, including within our bodies. On science platform The Conversation molecular biologist Meiru Wang offers valuable insights…

What are the implications for life on Earth of the declining numbers of insects? How does the ever increasing stream of of energy and material flowing through our cities impact the global environmental ? Find out the answers to these and more questions on sustainability in the new monthly lecture series…

When migrating from China to Siberia, a few intermediary food stops are not a luxury. For migratory birds, they are even crucial for their survival. However, climate change is altering the seasonal availability of food at these stops. Environmental scientist Yali Si has discovered that because of this,…

Dovilė Rimkutė, Assistant Professor at the Institute of Public Administration in The Hague, received the prestigious VENI grant for her research on risk regulation. 'We expect science to be the core basis of risk regulators’ decisions,' says Rimkutė, 'but at times threats to the regulators’ reputation…

Leiden University is organising two international conferences on security from 7 to 10 November in The Hague. Power relations, negotiating with extremists, cyber espionage, and the experience of a real crisis situation are some of the issues on the agenda. The conferences will be opened by Mayor Jozias…

The housing crisis is affecting a substantial group of Dutch citizens and is one of the main election themes this year. How did things get this far and what should the new cabinet do in the coming four years to address the problems? Three Leiden researchers give their answer.

How do Nepalese exiles in England celebrate their festivals? What are North Korean monuments doing in Zimbabwe? The ‘Heritage on the Move’ exhibition shows what happens to cultures under the influence of migration. From 3 December to 7 January in Leiden University's Oude UB.

This year four research trainee projects were approved by the faculty to be carried out at the Institute for History this semester.

Interdisciplinary cooperation between public and private actors is of vital importance for facing contemporary security and global affairs challenges. This was the main conclusion of two conferences hosted by the Institute of Security and Global Affairs of Leiden University from 7-10 November 2016.…

Leiden University, Delft University of Technology and Erasmus University Rotterdam are important players in the world of self-learning machines that can work together with people. Moreover, the three have close ties in the field of AI and hope to further strengthen this collaboration in the future.…

From artificial intelligence to letters from the Dutch East Indies and from breast-cancer gene BRCA-1 to the collaboration between government and opposition: nine researchers from Leiden University have been awarded a Vidi grant for their research.

What is freedom worth in times of hunger? ‘Beleg’ is a modern interpretation of Lucretia van Merken’s 1774 play. With five performances in Leiden’s Schouwburg theatre, the play is a prominent part of the Relief of Leiden celebrations, and Leiden alumni are playing a big role. Take a look behind the…

How can we guarantee the safety of the crown witness scheme for both crown witnesses and lawyers? How can we ensure that online conversations between lawyers and their clients remain confidential? And what are the risks of extra secure communication tools?

A beautiful speech by vice-dean Bart de Smit, a mini-lecture on exoplanets and the presentation of three faculty awards. That's how we started the new year at the faculty. Together with colleagues and students, we raised our glasses to a new year full of great collaborations, science and education.

For too long the Dutch collective memory has judged the Jewish Council too harshly. This perspective needs to be adjusted, Bart van der Boom argues in his new book ‘De politiek van het kleinste kwaad’ (lit. ‘The Politics of the Lesser Evil’).

Since the invasion of Ukraine in 2022, Russia has been conducting a covert sabotage campaign against Europe. The ‘Bewaken en Beveiligen’ (Surveillance and Security) project team at Leiden University has investigated the scale of these operations and compiled its findings in the report Russian Operations…

Video conferencing from your sitting room and algorithms on social media that know your interests: new technology is an increasingly integral part of our lives. At the same time there is a growing call to protect our privacy, and this is causing friction, at the University too. In part because of the…

Now that the Herta Mohr building is fully operational, construction work is moving to the other side of the University Library. Over the coming years, the former Matthias de Vrieshof will be transformed into the Aleida Nijland building. Architect Bart van Kampen tells us more about the plans.

At one time, the railway from Kimberley to Kambove in Southern Africa symbolised prosperity and progress. Today, the exhausted mining towns along its route are marked by decay and pollution. Professor Jan-Bart Gewald has been awarded an NWO L grant to investigate the long-term global consequences.

More than half of the Indonesian population lives in cities. What does this mean for public health? How sustainable are these megacities? This is the subject of the ‘Urban Transitions’ Summer Academy on West Java. This summer course is also the kick-off for a renewed interdisciplinary partnership…

After its highly successful first two editions in 2024 and 2025, we are delighted to announce the third Leiden eLaw Summer School from 22 to 26 June 2026, both in person in Leiden and online. This year’s theme is ‘The EU Digital Omnibus – Streamlining Rules, Sacrificing Standards?’

Giving all scientists at the Faculty the same opportunities, that’s what assistant professor Emily Strange stands for. As women face different challenges as scientists, RISE (Researchers in Science for Equality) provides a network and support group for women at the Faculty. Two months ago, Strange…

A Leiden University Day, new agreements on exchanging PhD students and a keynote speech by Geert de Snoo at a popular symposium. In November, a Faculty of Science delegation paid a fruitful visit to eight universities in China.

There has been a lot of media attention for the report recently completed by the Institute of Environmental Sciences (CML) from Leiden University. However, it has long been known that Dutch surface water contains too many toxic pesticides. ‘We will have to improve our ways of life together with many…

Less meat and dairy means more space for nature, leisure, climate, biodiversity, more justice, and it's good news for the economy. That's according to the thought experiment conducted by Strootman Landscape Architects and Leiden environmental scientists. They presented their findings on 11 April.

In our globalised economy, goods and services are frequently produced abroad. Is it the producer or the consumer that should be held responsible for greenhouse gas emissions associated with production? Together with colleagues from Berlin, Hauke Ward of the Institute of Environmental Sciences (CML)…

How does climate change affect the migration routes of birds? Mainly negatively, according to a new study from Yali Si from the CML. ‘It changes the timing of natural events differently in each region,’ she explains. ‘This can lead to a growing mismatch between the availability of food and the supposed…

On Tuesday 4 September, Martina Vijver delivered the scientific lecture during the academic opening of the Faculty of Science. Martina is professor in Ecotoxicology at CML and would like to have collaborations with colleagues from the Leiden Centre of Data Science. We had a brief interview with her.

‘No choice is forever’, states Tracy Evans. ‘You can change your mind and go in a different direction when the circumstances change.’ When Tracy was 60 years old, she felt the need for a change herself. It lead to her earning a PhD degree six years later.

Dutch mosquitos are more resilient to saltwater than previously thought. Environmental scientist Sam Boerlijst discovered this during his PhD research at the Hortus botanicus. This knowledge is crucial for understanding how mosquito-borne disease transmission might change in the future.

PhD candidate Jianhong Zhou aimed to better understand whether and how plant species adapt to environmental changes. She developed two databases that she used to analyze how easily or difficultly plants adapt to changing conditions. Zhou defended her PhD thesis on 4 September.

Can humans perceive single photons? What is our place in the universe? How can we make quantum computers more stable? Five researchers from the Faculty of Science have received funding for their research projects within the Dutch Research Agenda (NWA).

How does the soil we grow our vegetables in, affects the health of our gut? And does a healthy soil gives crops a better quality and taste? These are some of the questions Soil ecologist Emilia Hannula and a big consortium will work on. With an NWO-KIC grant of 1.8 million, CML, IBL, FGGA, the LUMC,…