Framing Poland through the lens of post-socialism, as is common in the social sciences, has become outdated. This label no longer captures the rapid changes that have taken place since the fall of the Iron Curtain. Ola Gracjasz's research shows that people are redefining their national identity, blending…

Tiny selenium particles could have a therapeutic effect on ischemic brain strokes by promoting the recovery of brain damage. Pharmacologists, including Alireza Mashaghi from the Leiden Academic Centre for Drug Research discovered that selenium nanoparticles inhibit molecular mechanisms that are responsible…

Tot onze grote droefheid is op vrijdag 13 september 2024 Victor Halberstadt overleden. Hij was sinds 1974 als hoogleraar Openbare Financiën verbonden aan de Afdeling Economie van de Faculteit der Rechtsgeleerdheid van de Universiteit Leiden; de laatste jaren als emeritus hoogleraar. Daarnaast bekleedde…

Leiden physicists exploit self-assembly of small particles to someday create functional structures such as micro-robots from the bottom up. They have now taken an important step forward by experimentally realizing joints at micrometer scale. Publication in Nanoscale.

Pesticides can form a toxic cocktail when they occur in combination in surface water. This is the finding of research that Leiden University and the Dutch National Institute for Public Health and the Environment (RIVM) presented on Monday 14 October. The Dutch Ministry of Infrastructure and Water Management…

Lawyer, economist, politician and women’s rights activist Lizzy van Dorp is the 100th entry in our Top 450. Who or what is your favourite?

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…

Career and apply for jobs

Theoretical physicist Stephen Hawking (76) passed away on 14 March at his home in Cambridge, having been a long-term sufferer of the muscular disease ALS. A number of Leiden scientists look back at the life and scientific career of this world-famous physicist. 'He was very approachable and extremely…

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…

This week the regional court in The Hague gave a ruling that has attracted international attention. The State of the Netherlands (Ministry of Social Affairs) was taken to court by two famous writers, Wieringa and Februari, several NGOs and a trade union.

An international team of astronomers has published a map of the sky showing over 25,000 supermassive black holes. The map, to be published in the journal Astronomy & Astrophysics, is the most detailed celestial map in the field of so-called low radio frequencies. The astronomers, including Leiden astronomers,…

Members of our research team give different types of presentations and lectures.

Portraits that gaze at you and have moving stories to tell: HEAR ME NOW says what usually remains unsaid.

The ‘School of Democracy’ is an initiative of several Dutch political foundations to reach out to young Morrocans, to support and motivate them to strengthen democracy worldwide, starting from their own environment. Are you a young female adult with an interest in politics and democracy, with a hunger…

On Friday, 2 December 2022, PhD candidates connected to the Institutions for Conflict Resolution (COI) research group participated in a Skills Lab focusing on the skill of writing empirical legal research papers.

Political scientist Rebekah Tromble (Leiden University) has been appointed as an academic advisor to the Social Science One research commission. She will assist the commission in its new partnership with Facebook, which aims to facilitate in-depth studies of the role of social media in elections and…

The ‘School of Democracy’ is an initiative of several Dutch political foundations to reach out to young Morrocans, to support and motivate them to strengthen democracy worldwide, starting from their own environment. Are you a young adult, with an interest in politics and democracy, with a hunger…

PhD defence

During the spring of 2021, a group of eight biology students from Leiden set out into the dunes in search of amphibians. Using DNA, they determined the geographic origin of the animals. And guess what? In many cases they discovered exotic populations of animals that do not naturally belong in The Netherlands.…

The ILS Lunch Seminar of April will take in a slightly different format, as we have the honour of receiving Dr Leandro Mancano from the University of Edinburgh. He will present his most recent monograph on the European Union and the deprivation of liberty.

University Lecturer on Middle Eastern cultures Judith Naeff, associated with the Faculty of Humanities, will receive a Veni grant of 250,000 euros. This will allow her to carry out research into Arab documentary and fiction.

Leiden University’s Living Lab is moving to the middle of the Leiden Bio Science Park. In the lab’s new home between the University of Applied Sciences, Mentor and Naturalis Biodiversity Center, the first ditches have now been dug. This new location is more accessible to both researchers and the public.…

My NVICairo Experience - Marie Costers (MA student, University of Antwerp, NVIC student Spring 2025)

The project

Leiden physicists have managed to detect a single molecule called dibenzoterrylene in a new crystal, and found that it is a candidate component for a quantum network. Future quantum computers will need such a network to work together while maintaining their advantages. Publication in ChemPhysChem jo…

Medewerkers van de Universiteit Leiden trappen maandag 10 maart de estafettestaking af van de Nederlandse universiteiten tegen de kabinetsbezuinigingen.

People are keen to make a contribution that will be valuable for scientific research. Many thousands are taking part in the Major Flu Survey. Leiden researcher Anne Land is publishing on this subject in the Journal of Science Communication.

For his PhD, historian and army major Dion Landstra researched the effectiveness of observers in peace operations in the Balkans between 1991 and 1995. What risks are acceptable for bringing about and maintaining peace? Landstra will defend his PhD on 28 September.

International Day of Education 2024 is dedicated to the role of education in countering hate speech. Assistant Professor Michael Klos says, 'When people are constantly derided online and that goes unpunished, they may start to withdraw from public discourse.'

Many children experience trauma and if they are unable to deal with it properly, it can have a huge personal and societal effect. Building resilience in vulnerable children and young people should therefore have the highest priority. This is the message of Anne-Laura van Harmelen, Professor of Brain,…

November marks exactly 100 years since the discovery of Tutankhamun's tomb. To celebrate this special discovery, the Faculty of Humanities, together with various parties, is organising the 'Month of Tutankhamun': a month full of activities around Egypt's most legendary pharaoh.

Russian military concepts developed in the late 19th and early 20th centuries still exist and have not lost their strategic relevance. The Russians used them to annex Crimea and are now applying them in the war in Ukraine. Although the concepts have been around for a long time, it does not mean they…

In the 19th century, Old English poems were claimed as cultural heritage by various non-Anglophone nations, including Scandinavians, Germans and Dutch. These competing nationalistic, cultural appropriations happened against the backdrop of a growing interest in early medieval English language and literature…

Many students and members of staff at Leiden University are politically active. In the run up to the local elections on 21 March candidates in The Hague and Leiden explain why you should vote for them, and what they want to do if they are elected. In this article, the Leiden candidates.

CML Researcher Merlijn van Weerd wins Parker / Gentry Award 2015 for Conservation Biology at Field Museum Chicago in recognition of his commitment to biodiversity conservation in the Philippines

If you follow the western media, you are likely to think of ‘Africa’ as the continent of origin of desperate migrants, a continent of hunger and disease and a breeding ground for international terrorism. But if you want to see the bigger picture, you should look no further than the African Studies scholars…

Why did fewer women suffer from osteoporosis in the past than today? And which aspects of a city make public spaces safe, accessible and comfortable for all residents? These two research questions will be explored in more detail thanks to an Impulse Grant from the Leiden University Fund.

Optical detection of a single electron using a single molecule has never been done. Leiden physicist Michel Orrit and his team have now identified a molecule that is sensitive enough to detect an electron at a distance of hundreds of nanometers. The results are published as a cover article in ChemPh…

Simon van Hoeve is a student of the master’s degree programme International Relations. Every week, he makes a podcast episode for his study association, in which he discusses topics related to his study programme with his guests.

On June 24 and 25, 45 heads of state and government were in The Hague, the Netherlands, to attend the NATO Summit. High-stakes security issues were discussed at the summit, which occurred during a crucial moment in time.

From recurrent oil disasters to the outbreak of contagious diseases or major fires. Public organisations often learn too little from such crises, according to public administration specialist Wout Broekema. Staff frequently fail to communicate information adequately, which means that lessons are often…

Can we use quantum computers in a way that is also relevant to society? With the help of a 2-million-euro NWA grant, Leiden University will work with partners such as Surf, Google and Volkswagen to demonstrate that quantum computers are also of value outside the lab.

Starting 1 July 2020, Pieter Tops will hold the special chair Organised and Subversive Crime Studies. The chair will be hosted by the Institute Security and Global Affairs (ISGA) at Leiden University's Faculty Governance and Global Affairs. Pieter Tops is a lector at the Police Academy. He conducts…

In november 2023 is Anne Fleur van Veenstra, wetenschappelijk directeur van TNO Vector, benoemd tot bijzonder hoogleraar ‘Governance van data en algoritmen voor stedelijk beleid’.

Part Three: A Change of Course

Mapping out the problem of plastic pollution requires a lot of data over a large area. That's why scientists are increasingly turning to volunteers for help, also known as citizen science. But what are the challenges for a researcher when he or she involves the public in research in this way? Four Leiden…

We started this year as we ended it in 2021: in a lockdown. But the world continues to open up. We are occasionally allowed to go into the office and students are able to return to Campus. Continue reading to find out what the rest of the year has been like.

This research project is an integral part of its mother-programme NEXUS1492 ERC Synergy Project directed by Prof. Corinne Hofman. Overarchingly, it aims at understanding and bridging from the archaeological perspective the late pre-colonial and early colonial history of the Southeastern Caribbean macroregion…