Astronomers at Leiden University have discovered the first planets using a new instrument: the planet hunter MASCARA. This instrument, developed at Leiden Observatory, looks specifically for planet transitions around the brightest stars in the sky, which surprisingly enough have so far have hardly been…

The Legal Tech Challenge 2026 kicks off on 5 February. Ishana Bhadai, Lizzy Streng and Jonathan Scholten van den Belt were last year’s winners. Here, they share their experiences stepping up to the challenge.

Over 600 manuscripts and early prints have been made digitally available by Leiden University Libraries (UBL) via the Europeana platform. In the project 'The Art of Reading in the Middle Ages’ (ARMA), seven European heritage institutions added 30,000 digitised medieval items to Europeana’s database…

More attention for internationalisation, diversity, but also the mental health of students: that’s what Marleen van Dorst would like to see change. As of 1 September, she will be the new assessor of the Faculty of Science.

The death of George Floyd has led to fierce protests against police violence in the United States and beyond. What effects are we seeing in our University community? We discussed the situation with Diversity Officer Aya Ezawa.

Farmers on the outskirts of Nairobi National Park protect their livestock using flashing lights on top of the animal enclosures. This system keeps lions away at night. Leiden research has shown that the method is both simple and effective. Publication in PLOS ONE.

The government spends millions regulating companies that work with large quantities of hazardous substances. But we don’t know whether this is making the industry safer. The number of violations and incidents remains constant. This is the conclusion of external PhD candidate Rob in ’t Veld in his dissertation.…

They hurtle along at over a thousand kilometres per second: the fastest stars in the Milky Way. PhD candidate Fraser Evans conducted research into these elusive hypervelocity stars and discovered that they have a lot to teach us, about black holes and supernovae, for example.

The surface of platinum electrodes changes much more during use than was previously thought. In a collaboration between the Leiden Institutes of Chemistry and Physics, chemists Leon Jacobse, Yi-Fan Huang and Marc Koper, and physicist Marcel Rost have been able to show this for the first time. Publication…

A KIEM grant was recently awarded to a diverse group of Leiden researchers, aiming to organise an interdisciplinary conference with the title ‘Ancient Religions and the Materiality of Danger’ in 2026. The topic of the conference marks a shift towards the study of the role of objects.

The numbers of asylum seekers and the direct family members hoping to join them were not the problem, says Mark Klaassen. The stumbling block was the housing market. He says the asylum crisis is being used for electoral gain.

Nikie Veld is an education coordinator at Biology. Her job now mainly revolves around getting students back to the Faculty. ‘In the corona era, we were constantly rearranging the timetables.’

Professor Herman Paul has been appointed Scientific Director of the Institute of History from 1 February 2025. ‘Especially in these times, transparency is essential.’

With her Veni research, investigator Rosanne Baars from the Institute of History aims to demonstrate that women played a role in the eighteenth-century diplomatic circles of the Ottoman Empire. ‘We already know that one woman led the entire embassy.'

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.

Democracy is under pressure all over the world. With the #DemocracyinAction project, university lecturers Sara Brandellero and Kamila Krakowska Rodrigues want to investigate how grassroots art projects manage to keep democracy alive.

Jamie Korporaal, who started as a junior lecturer at Leiden Law School during her master's studies and has now joined the faculty as a lecturer, will start the Labour Law specialisation after the summer. She discusses her career and this postgraduate training course with Marije Schneider, lecturer in…

Excursions to Leiden museums, a flown-in American professor and a collaboration with PhD students from Cambridge: Leiden PhD candidates in early modern art were in luck this summer. An award from the Camino Laurent van Vugt Fund allowed the LUCAS research institute to organise a special summer school…

Suddenly there they were, the Russian soldiers near the border of Ukraine. Since then, reports of tensions between Russia on the one hand and the United States and Europe on the other have dominated the news. What is going on? An interview with Russia expert André Gerrits.

How do galaxies form? That is what astronomer Mariska Kriek will be researching in the coming years. She received an NWO Vici grant of 1.5 million euros to study galaxies in the early universe. ‘This research uses new and unprecedented observations from the James Webb Space Telescope (JWST). These allow…

Hardly ever before have different groups in the population retreated into their own bubble as much as they are doing today. Professor of Sociology and Law Maartje van der Woude and her students will be examining the effect of social distancing on relationships. How do the people of Leiden look at students…

Alumnus Allard Altena (27) is mentor of the month. He worked at the Public Prosecution Service and is now a regulator at the Dutch Authority for the Financial Markets (AFM). He wants to share his broad experience with students and young alumni – you too perhaps?

Since the beginning of September, Emma van der Plas (20) is the new student ambassador for CADS. Emma is a third-year student and is currently following a minor in Sustainable Development in Leiden. Her goal? To eliminate the stigmas surrounding anthropology.

On paper it is recycled, but in reality enormous quantities of plastic waste from the Netherlands end up in Asian seas. Researchers from the Leiden Institute of Environmental Sciences charted the fate of plastic food packaging waste from the Netherlands. They published their results on July 8 in the…

As from April 2023 all students at Leiden University, Delft University of Technology and Erasmus University Rotterdam will start using the eduXchange portal to register for a minor.

How are you doing in these strange and unprecedented times? That is the question we are asking our colleagues in this series. Rosalinde Spitters, for instance, skills lecturer at the Faculty of Social and Behavioural Sciences.

Young academics often face uncertainties in their academic careers. It is for precisely this reason that Leiden postdocs recently united in a representative body. The Leiden University Postdoc Assembly (LUPA) wants to be a positive force for change, says Eduard Fosch-Villaronga.

Alexandre Afonso, Associate Professor at the Institute of Public Administration, was interviewed by Dutch news website 'de Correspondent' about the misapprehensions surrounding Southern Europe.

Matthias Flór receives the KHMW Graduation Prize in Theoretical Physics for his master's thesis. His research on exotic superconductors at Leiden University and TU Delft struck a chord with the jury. The jury unanimously chose to award Flór noting that ‘he demonstrated impressive technical abilities…

Receiving a gift is nice, but giving a present also makes you happy. Development psychologist Mara van der Meulen former member of the Leiden Consortium on Individual Development (L-CID) answered four questions about giving gifts.

After 7.5 years, Jan Kolen is stepping down as Dean of the Faculty of Archaeology. For him, it does not feel like a dramatic moment. ‘It is part of the role: you pass the baton on to someone else.’ He adds with a smile: ‘And I will remain connected to the faculty, so it is not really a farewell.’

Can a robot help prepare cancer medication in a hospital pharmacy? That’s what hospital pharmacist Tjerk Geersing investigated in his PhD research. He compared manual and automated preparations in terms of quality, efficiency, and safety. He graduated on 19 March.

LDE-FISIP UI Joint Minor students brought various issues in the Greater Jakarta Area to their final assignment in the form of policy briefs. The policy briefs are based on a month of research on the topics of waste management, the myth of the Jakarta dream of the younger generation, urban farming, energy…

What do you do when a discovery in the lab shows real promise? Scientist Mirjam Huizenga founded a startup to develop a new treatment for nerve pain caused by chemotherapy. ‘The goal is to give patients a better option.’

Ecologist Pengxuan Xie investigated whether rooftop farming can contribute to food production in cities. This is important now traditional food supply chains are vulnerable to disruptions.

Veel arbeidsongeschikten kregen jarenlang te veel of juist te weinig uitkering, omdat er fouten zijn gemaakt bij de berekening van het loon waarop de uitkering is gebaseerd. Barend Barentsen, hoogleraar Sociaal Recht, zegt op BNR radio, dat hij niet helemaal begrijpt hoe het zo fout heeft kunnen gaan…

LUMC researcher Marius Staring will receive a $ 200,000 grant from the Chan Zuckerberg Initiative to improve the accessibility, interoperability and efficiency of the Elastix imaging software. This will give the popular 2003 software package a much-needed new impulse.

The Leiden Legal Technologies Program is runner up for the Gouden Zandloper (Golden Hourglass) for Legal Education & Research, the prize for the most innovative legal programme.

On Thursday 24 of June, GTGC’s Assistant Professor Valentina Carraro, presented her work on regime complexity during the Conference of the Academic Council on the United Nations System (ACUNS).

The International Institute of Air and Space Law is very proud to announce that Judge Peter Tomka has accepted the position of chairman of its International Advisory Board. During the Board meeting on 15 November 2017, Judge Tomka officially succeeded Professor Laurens Jan Brinkhorst as chairman of…

Leiden University experiments with Virtual Reality as a learning experience.

Leiden University's team participated in the 2023 edition of the Day of Crisis Competition and emerged as Second Runners Up to the Best Team Award and Second Runners Up to the Best Written Advice Award.

Thanks to modern technology, it is now possible to extract more gas and oil in the eastern part of the Mediterranean than in the past. As a result, a conflict has once again erupted between Turkey and Greece, in which Turkey is making claim to part of the Mediterranean Sea around Cyprus.

Today we received this tip from two of our students. It's about how to stay motivated while working from home. We decided to share it with you.

Extreme Scoring, the research project by ACPA PhD Michael Drapkin, calls for increased emphasis on chamber orchestras as a way of preserving the symphonic works of the classical music canon and expanding them to new audiences.

Abstract submission is now open for the international conference of the ELS Academy, in Amsterdam on September 1 and 2. For the 2022 International ELS Conference, we invite all involved in legal research using qualitative and/or quantitative methods to submit abstracts, that may focus on ongoing or…

Leiden University health psychologist Andrea Evers will join the Scientific Council for Government (WRR) on 1 January 2024. Last Friday, the council of ministers approved Evers' nomination for appointment by the king as a council member. The WRR informs and advises the government and parliament on major…

On Thursday 9 September, Lord Martin Richardson (Scottish Supreme Court judge) gave a keynote speech to the new group of Advanced Master’s students.

Jos Wienen, the mayor of Haarlem is in hiding because of threats from an unknown source. Researcher Ruth Prins talked about this in the tv-programme ‘Na het nieuws’.

Last Wednesday February 7th, LUC The Hague celebrated the graduation of the Class of 2017 ½. Around 250 guests joined the ceremony at Leiden University’s Wijnhaven building, followed by a festive reception at LUC The Hague in honour of the 34 graduates.