Leiden ecotoxicologist Martina Vijver helped shake a European policy proposal in a single weekend. Not with a new experiment, but with years of research on pesticides – and an urgent letter that reached Brussels.

As a strategy and international security specialist, Julien Bastrup-Birk (41) has advised both NATO and the United Nations Office on Drugs and Crime and worked at the UK Foreign and Defence ministries. Next week, he will defend his PhD on clandestine non-state power in the international system.

Deep-brain stimulation (DBS) is the most promising surgical treatment for movement and neuropsychiatric disorders, but is accompanied by unwanted side effects. Birte Forstmann, professor by special appointment, has been awarded a ERC Proof of Concept Grant to create an atlas of the human deep brain…

What does the retail crisis mean for the future of Europe's urban centres? Assistant professor Alistair Kefford answers this very question in the French television programme 27.

How can we manage our natural resources more sustainably? That’s the key question behind the United Nations’ International Resource Panel (IRP). The panel recently welcomed a new member: René Kleijn, Professor of Industrial Ecology at Leiden University. We asked him three questions about his new rol…

Interest organisations are increasingly taking legal action and that’s a good thing for democracy, says PhD candidate Rowie Stolk. ‘It means that the most vulnerable social groups – including children and refugees, who tend to have a weaker political position – are protected.’

Finds uncovered in the east of Germany show that Neanderthals stored and preserved vast amounts of meat and/or temporarily aggregated in larger groups to exploit the spoils

The celebration of our up-and-coming science talent, that is the Psychology Science Day. Students stand proudly by their research posters and enrich the insights of fellow students, PhD candidates, postdocs and faculty with their explanations.

Are quantum computers the scientific breakthrough of our time? In this podcast, Carlo Beenakker, Professor of Physics at Leiden University, explains quantum technology.

Eight Leiden University research teams recently received €15,000 each to take their research to the next level through Una Europa. Dario Fazzi, one of the selected researchers and professor of Transatlantic Environmental History, shares how Una Europa helps him expand a Leiden-based project into a international…

Fancy seeing how your job is done at a university abroad? Project Managers Christina Schlüpen and Jeannette de Wolf from the Leiden Institute of Chemistry did just that. They both spent a week shadowing a European colleague: one in Bologna and the other in Berlin. This was through the Una Europe alliance,…

Why do innocent people sometimes spend years in prison? EUREX is a registry of miscarriages of justice in Europe that ultimately led to exonerations. The aim is to prevent such mistakes being made in future. One of the initiators is Leiden legal psychologist Linda Geven.

Alumna Jolien Schukking has been working as a judge at the European Court of Human Rights in Strasbourg since 2017. In this special role, she provides legal protection at an international level in major cases and concerning various topics. What is her job like and what motivates her?

Jessie van Straaten recently joined the Institute for History as a PhD candidate as part of Evelien Walhout's starting grant project 'Human Development and Its Outliers: A Global Microhistory'. Below she introduces herself.

On March 16 students and alumni of the Advanced LLM in European and International Human Rights Law were brought together in an online Zoom event organized by our programme coordinator, Mahshid Alizadeh, and head of the LLM, Rick Lawson.

'I hope to contribute to a better understanding of social dilemmas we constantly face, like those that arise with climate change or the current pandemic,' says social and organisational psychologist Jörg Gross in an interview on his Starting Grant of the European Research Council (ERC).

It is with great sadness that we announce the passing of our esteemed colleague Laura van Hoof on Wednesday 1 October, after an illness of more than a year. An alumnus of Leiden University, she worked in the Student Affairs department of the Faculty of Humanities, as the education coordinator for the…

It's 6:30 PM, and the Faculty of Social Sciences is quiet. Classes are over, students and staff have gone home. But at the Institute of Cultural Anthropology and Development Sociology, music is playing. Live music. A small group of students has gathered in Wim van Zanten's office, sitting on thin cushions…

Research

Op maandag 1 april 2024 stierf onze leermeester, vriend en gewaardeerd collega Dr. Alexander Hendrik de Groot (Sander).

Metamaterials researcher Martin van Hecke has been elected American Physical Society (APS) fellow, an honour exclusive to only half a percent of the society's members.

Op 1 december hield Ineke van der Ham haar oratie, waarin ze vertelde hoe ruimtelijke technologie de beleving van de patiënt dichterbij kwam brengen. In het Academiegebouw ervaarden bezoekers zelf de kracht van de illusie. Hoe zag dat eruit?

Emeritus Professor Rudi van Maanen has received the Cornelis Joppenszoon statuette. He was presented with the distinction by Deputy Mayor of Leiden, Julius Terpstra.

Gilles van Wezel has been reappointed as Scientific Director at the Leiden Institute of Biology (IBL). Van Wezel has been director of this institute since September 2018 and will remain so until 1 September 2026.

Carla van Baalen was awarded the Thorbecke Medal on 4 June. She received the award in recognition of her remarkable and varied oeuvre in the field of parliamentary history.

The Executive Board has appointed Olaf van Vliet as Professor of Economics at Leiden University, specialising in social security and labour market policy from an international perspective. The chair is affiliated to both the Department of Economics (Leiden Law School) and the Institute of Public Administration…

Following our Leiden Brussels Alumni Event, I (external officer M. Blaauw, ed.) met our very own Leiden Law alumna Helena-Loutas Paraskeva. An Australian who works for the European Commission. Interesting, how did she get this job, what does she do and how did her Master in Leiden affect or influence…

Inaugural lecture

Aprovechando la conferencia Spinoza, Nanne Timmer, Universitair Docent LUCAS, le hace unas preguntas a la escritora y Premio Reina Sofía Gioconda Belli sobre su poesía y su lugar en la Nicaragua de hoy.

Emeritus Professor of Molecular Astrophysics Ewine van Dishoeck has been named a Citation Laureate by Clarivate, a research analytics provider. Clarivate considers her an influential researcher of the calibre to win a Nobel Prize.

Three years on, and interest in Ukraine certainly hasn't waned. The auditorium at the Wijnhaven location was fully booked on Monday. Hundreds of people, including top military brass, listened to Defence Minister Brekelmans' speech. He pointed out to them: 'Here in the Netherlands, we're now living in…

Professor Miguel John Versluys of Leiden University has been recognised with the esteemed Humboldt Research Award, a testament to his groundbreaking work in global archaeology, reception-studies and the deep history of globalisation. The award, granted by the Alexander von Humbold-Stiftung, celebrates…

PhD defence

Few people would associate the name Anton de Kom with Leiden. Yet the Surinamese freedom fighter is the subject of an exhibition at Museum De Lakenhal.

On Monday 23 January 2023 J.T.P. (Hans) de Bruijn passed away at the age of 91. Until 1995 he held the Chair of New Persian Language and Culture at Leiden University.

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.'

Nicole van Os won the Academy Kiss 2022. Van Os, study coordinator and advisor who also chairs the Delegation of Workers' Organizations in The Local Consultations of the AOb teaching union, won the award because of her commitment to the cause of giving language teachers permanent contracts, over hiring…

On Tuesday, February 10, 2026, Professor Saskia Jaszoltowski, the new Visiting Professor for Central European Studies at Leiden University joined students, colleagues and friends of Austrian Studies at Leiden for a lunch-time talk that introduced her exciting research to our community.

Professor Peter Bisschop has been awarded an ERC Advanced Grant. He will invest the 2.5 million euros in his research into puranas: ancient texts, commonly written in Sanskrit, that are up to fifteen hundred years old.

Two research groups involving Leiden University have been awarded a major European grant, the ERC Synergy Grant. This for research on the development of membranes that can clean water and purify medical drugs and research on the biological clock in certain bacteria.

A team of three Leiden tax law students have reached the finals of the most prestigious worldwide moot court competition in the field of international and European tax law.

Op zaterdag 3 juni vindt de Museumnacht Leiden plaats. Ook dit jaar zijn Leidse wetenschappers en studenten onderdeel van de programmering.

Sander van der Horst recently joined the Institute for History and the Royal Institute for Southeast Asian and Caribbean Studies (KITLV-KNAW). He is a PhD candidate in Cultural Histories & Decolonization in Southeast Asia. Below, he introduces himself.

Ed van den Berg started his role as the new interim Director of Operations in September. He will hold the fort until a permanent successor to Dirkje Schinkelshoek has been found. What will Ed be doing exactly, and who is he? We’ll leave that to Ed to tell you...