For two years, Ineke Sluiter was president of the Royal Netherlands Academy of Arts and Sciences (KNAW). Now, she is returning to the university full time. ‘I always carry themes like accessibility, diversity and inclusion with me.’

White clouds of ice-cold gas flowing across the floor. Magical, but be careful not to freeze your fingers off. We are of course talking about liquid nitrogen and helium. You may have seen the spectacular Freezing Physics science show by the student organisation Rino. But did you know that this commodity…

After an extremely painful conclusion, the Western allies have left Afghanistan and the Taliban have regained supremacy. How will Afghanistan move forward, and what does the departure mean for global relations? Rob de Wijk, emeritus Professor of International Relations and Security, analyses the failure…

The peacekeeping operation in Cambodia is known as an important and rare success. Yet the mission was forced to violate the core principle of peacekeeping, impartiality, in order to be successful.

The James Webb Space Telescope continues to surprise us with stunning pictures, but of what exactly? Astronomer Nienke van der Marel shows with three images how massive stars lead short but explosive lives.

In collaboration with the The Hague Historical Museum and photographer Dagmar van Weeghel, Leiden University Libraries (UBL) is the first to present a retrospective exhibition of the photographic oeuvre of Alexine Tinne (1835 – 1869). New research into her life and work is the reason for a reappraisal…

Private collectors John Steegh and Harrie Teunissen from Dordrecht have donated their entire collection of maps, city plans and atlases to Leiden University Libraries (UBL). In almost 40 years they brought together circa 17,000 map sheets and 2,300 atlases and travel guides. Especially the thematic…

Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…

Materials that are built up from individual granules exhibit a special phenomenon called ‘jamming’. With research into the nature of this phenomenon, a team of scientists led by Leiden physicist Prof. Martin van Hecke has made it to the cover of the prominent journal Physical Review Letters. ‘Jammed…

Research master student Linda Bomm found in her thesis that men, compared to women, believe female sexual assault survivors less, blame women more, and judge them more negatively – especially if they identify strongly with their male gender.

With 8.9 million euros from the Danish National Research Foundation, Aarhus University and Leiden Observatory will establish the Center for Interstellar Catalysis. The centre is led by Aarhus professor Liv Hornekær and aims to find out how and when the building blocks of life formed in the Universe.…

Dutch and foreign alumni from Leiden are the oil that keeps the wheels of Dutch-Asian relations moving smoothly. That’s one of the conclusions reached during the area day of the Dutch ambassadors in Asia and Oceania. All of them gathered in Leiden University’s Academy Building on 30 January.

There’s been a lot of commotion about the ‘Apartheid in Israel’ panel discussion being cancelled. The organisers, Students for Palestine, wanted to hold this at Leiden University’s Wijnhaven building in The Hague on 21 March. The Executive Board would only allow the event to go ahead if guarantees…

Sex without mutual consent is a criminal offence. The proposed new Dutch sexual offences law aims to better protect victims of sexually transgressive behaviour. But the key issue is this: the rules of evidence have not changed, so will victims actually benefit from the new legislation?

This workshop intends to bring together early-career researchers from different fields working on international organizations, to discuss methodological challenges together with peers and established scholars. A combination of a master class, keynote lectures, and roundtable discussions aims at providing…

Adults are more likely to reoffend after a short prison sentence than comparable adults with a non-custodial sentence, Leiden University research shows. This is true for the likelihood and extent of repeat crime.

The work done by SUMO proteins in the cells of our body is of vital importance. Molecular cell biologist Alfred Vertegaal has been studying these proteins for nine years, first with a Veni subsidy and then with a prestigious Vidi subsidy.

From the effects of hormone fluctuations in women via the interior structure of giant planets to the prehistory of the languages: six Leiden researchers have been awarded a Consolidator Grant by the European Research Council.

Imagine we could convert the greenhouse gas CO2 into synthetic fuels using sustainable energy. This would enable us to reduce the amount of CO2 and at the same time store wind and solar energy in an innovative way. Chemist Akansha Goyal (Leiden University) is conducting fundamental research to make…

Liposomes – nano-sized spheres composed of fatty molecules – are very promising for vaccination. Bio-pharmaceutical scientist Naomi Benne discovered that the immune response in animal models can be steered by varying the charge of the liposomes. She obtained her PhD degree on 8 September for this research,…

Hayat Essakkati grew up in the Netherlands and studied Public Administration in Leiden. She started her own company in Morocco, the country where her parents were born. 'Moroccan culture and religion are not as conservative as people in the Netherlands often think.'

Nelson Mandela, former President of South Africa, who died on 5 december 2013, received an honorary doctorate from Leiden University in 1999. Mandela’s response was modest: ‘It is not a personal achievement. It is a tribute to all those who emerged from underground, from prison, from exile...’

Cramming from a book, making notes or learning summaries. In the past these were about the only ways to memorise your course material. But that has long since changed. Multimedia is the code word. But is it effective?

From time to time, manuscripts that have remained hidden for centuries turn up in library collections and archives. In the archives of the 17th-century Bibliotheca Thysiana at the Rapenburg in Leiden, kept in the Leiden University Library, Rotterdam researcher Erik-Jan Bos discovered a hitherto unknown…

Making justice accessible to all residents in Libya. This week, a new website is launched which should contribute to this. Leiden University and the University of Benghazi have been working together on several projects since 2012. Project leader Suliman Ibrahim explains why this project is unique.

Mark Rutte, the Dutch prime minister, gave a guest lecture to first-year law students at Leiden University. He spoke about democracy, the war in Ukraine and the role of the Netherlands.

Leiden PhD researcher Karin Öberg is one of the 17 winners of the NASA Hubble Fellowship. When she has obtained her PhD this autumn she will move to the United States for three years to conduct post-doctoral research into the role of ice in star formation.

Activities of Heloisa Amaral, Henri Bok, Jonas Staal, Bobby Mitchell, Danne Ojeda, Dick de Graaf, Niels Berentsen, Madga Pucci, Andrea Stultiens, and Eleni Kamma

The coal-power energy sector is using enormous amounts of fresh water which is projected to negatively affect lives and the ecological balance of the surrounding region. This is the conclusion of the new report The Unquenchable Thirst of Energy Production, published by Greenpeace Bulgaria and Leiden…

Europe is going to invest billions in those areas where COVID-19 has hit hardest, Ms Rafaela said. ‘And only if we truly show the people that this is because of European solidarity and strong cooperation, will that enable us to create a more perfect Union.’

Ward chose to focus on privacy and security because ‘it’s a topic that arouses other people’s interest, though sometimes frightens them, and I really enjoy taking the time to tell people about it’.

On Tuesday 26th September Jessica Hill will defend her thesis ‘On the road to adulthood. Delinquency and desistance in Dutch emerging adults’. The defence will begin at 13.45 hrs, in the Academy Building of Leiden University, Rapenburg 73. The supervisor is Professor Arjan Blokland.

On Friday 28 October, Leiden University organized its annual Physics Ladies Day for female high school students. To mark this festive day, we put the spotlight on four female researchers, who talk about their experiences in physics.

Deze week sluiten we het academisch jaar af met verschillende FGGA-studenten, waarin zij hun zomer- en toekomstplannen vertellen, maar ook terugblikken op het afgelopen jaar: ‘Ik vond het ontzettend prettig om weer terug te komen naar de fijne sfeer op Wijnhaven.’

This semester we again organize the elective Nitrogen and Sustainability for 36 master students mainly from Industrial Ecology and Governance of Sustainability. The course helps the students to understand the complexity of the Dutch nitrogen crisis and the role different stakeholders play.

‘Realising we have shared ancestors and that our past is dynamic makes us more accepting of others.’ Sada Mire is an archaeologist at Leiden University and a former refugee – she fled from the civil war in Somalia. At the HagueTalks night during the Just Peace Festival, she will share her thoughts on…

From Wednesday 13 July 2022, for four days, Leiden is at the epicentre of European science, as it hosts Europe's largest interdisciplinary conference, the EuroScience Open Forum (ESOF). We interviewed Marja Spierenburg, Professor in the Anthropology of Sustainability and Livelihood. In addition to being…

On 22 March, five days after his final attendance at the Lucia de B case, Professor of Statistics, Richard Gill, will be appointed Distinguished Lorentz Fellow 2010-2011. To mark the award, Gill is organising a breakfast symposium on the relations between the media, science and law.

Economic anthropologist Erik Bähre does research on the morality of insurance. In his latest ethnography ‘Ironies of Solidarity’ Bähre explores how the South African insurance market expanded.

Archaeology has always been at the forefront of innovation. Now, an inventive collaboration between archaeologists Tuna Kalayci and Alex Brandsen brings together the winning combination of robotic technology with an archaeological AI. While an impressive new step in the archaeological technology, this…

Have you had your eye on one of our Summer Schools? Or perhaps a Summer School elsewhere to complement your Law Master, but you have not been able to decide whether it has enough added value? One of our international alumni, Mariasole Forlani, tells us enthusiastically about her experience of the international…

Political scientist Claire Vergerio (Leiden University) has made it to the final stage of the selection process for Central European University’s annual European Award for Excellence in Teaching in the Social Sciences and Humanities. As the 2019 Casimir Prize winner, Vergerio was nominated by the Faculty…

Lifelike gods, provisional professors and the city militia with weapons a clanking. Leiden put on a colourful procession and drummed up hundreds of citizens to celebrate the foundation of the first university of the Republic of the Netherlands on 8 February 1575. 'It wasn't a party just for the sake…

Mathematician Robbin Bastiaansen, physicist Irene Battisti, pharmacist Fouzia Lghoul-Oulad Saïd and physics and astronomy student Maite Boden are the winners of the annual prizes of the Faculty of Science. Boden was honoured as the first Young Star, a new prize for the best bachelor’s student of the…

Starting January 18, the online exhibition Images of the Indonesian War of Independence, 1945-1949 can be viewed via the UBL website. The exhibition is the result of a collaboration between the Royal Netherlands Institute of Southeast Asian and Caribbean Studies (KITLV) and Leiden University Libraries…

Patients with the same illness often receive the same treatment, even if the cause of the illness is different for each person. This represents a new step towards ultimately being able to offer every patient more personalised treatment.

A group of astronomers led by Leiden PhD student Sebastian Zieba has discovered using the James Webb Space Telescope (JWST) that the rocky exoplanet TRAPPIST-1 c has a thin atmosphere. Although the planet is nearly identical to Venus in size and temperature, and was expected to have a thick atmosphere,…

When stars are born, large clouds of gas and dust form that are known as circumstellar discs. Research by PhD candidate Francisca Concha-Ramírez shows that strong radiation from neighbouring stars soon evaporates the dust in these discs, which can prevent planet formation at an early stage. PhD defence…

On 13 January 2020, the Association for Computing Machinery (ACM) has named 95 members ACM Fellows who have demonstrated excellence across many disciplines of computing. Among the new ACM Fellows is Professor Holger Hoos of the Leiden Institute of Advanced Computer Science, who was specifically selected…

Joris van den Tol spent three months doing archival research in Albany in the USA. Read on how he experienced his stay.