September 26 is the European Day of Languages. There are 24 official languages in Europe but some 200 languages in total are spoken on our continent. What good are all these different languages? And should we all learn Azerbaijani or Swedish? We asked Lisa Cheng, Professor of General Linguistics.

In recent months, the university has been running the 'Smoke-free university' campaign because of the large number of cigarette waste on and around the faculties. As part of this campaign, gatherings were held in June, September and October to draw extra attention to this waste problem.

More efficient use of phosphorus fertilisers would make it possible to meet food demand in 2050, without using more of the world’s land for agriculture. This is what environmental scientists José Mogollón and colleagues have discovered by working out various future scenarios for food production and…

After the death of the Prophet Muhammad, the Islamic Empire expanded at a tremendous pace. Within a hundred years, it stretched from the Atlantic Ocean to the Indian subcontinent. How did such a rapidly conquered territory become one empire? Professor Petra Sijpesteijn has been awarded a Vici grant…

A new government, conflicts around the world and obviously a lot of science: these are the five stories about Leiden University that you enjoyed reading in 2024.

Envoys jumping out of windows, fights, and illegal diplomacy: history student Tessa de Boer encountered them all while writing her master's thesis on Amsterdam as a diplomatic city during the 17th and 18th centuries. For her thesis, she was awarded the Uitgeverij Verloren/Johan de Witt thesis prize…

Gijsbert Rutten has been appointed professor of Dutch Linguistics with effect from 1 July. In this position, he will focus on language change and language variation, with a particular emphasis on historical sociolinguistics.

Hybrid Workshop: In person and online on 26 – 27 January 2023.

The University of Oslo and Leiden University have joined forces to organise a Tutorial on Robots and Society: Ethical, Legal, and Technical Perspectives on Integrating Robots in the Home and Healthcare Systems and Services at the IEEE International Conference on Robot and Human Interactive Communica…

More than 40 years ago, a wrecked merchant ship was found in the Wadden Sea. PhD student Geke Burger looked at this archaeological find from a historical perspective.

Archaeologist Jason Laffoon was awarded an NWO Vidi grant for an innovative investigation into ancient migrations in the western Caribbean. The innovative character of this research project lies in the wide-scale application of isotope analysis and isotope mapping. ‘We aim at further developing methods…

It is with great sadness that we announce the passing of our colleague, mentor, and friend prof. David Fontijn this Monday, May 1st, 2023. As he shared with us in October 2022, his health had been deteriorating the last couple of years. While his mind was still sharp as ever, his body struggled to keep…

The Citizen Science Netherlands (CS-NL) network was officially launched this month with the aid of an Open Science NL grant. The new vision for this network was presented on 28 May.

It is not widely known that Una Europa is not only intended for academic staff. Our university is actively involved in Una Europa: an alliance of 11 leading European research universities. This collaboration provides students and all staff with new international opportunities for cooperation and development.…

Optimised antibiotic combinations can combat bacteria more effectively while also slowing the development of resistance. Scientists from five European countries are joining forces to identify such combinations and provide tools for others to do the same. The project is led by Professor Coen van Hasselt…

At the end of December, the concluding lecture of the Bachelor Honours Class 'Policy and Politics: struggling to combat social inequalities' took place. Students, under the guidance of former minister Jet Bussemaker, tackled the question of what inequality actually is. "You can't avoid it when you look…

Minuscule elementary particles from space colliding with Earth can give us an insight into the distant objects they come from. But first, you need to know how to catch them. With a Vidi grant from NWO, researcher Sjoert van Velzen will 'hunt' for neutrinos coming from exploding black holes.

At the Honours Conference, honours students shared interesting projects and valuable lessons learned during their honours education. As icing on the cake, the event provided opportunity for students to enter into interdisciplinary discussions with each other. ‘’We should have events like this every…

Vedran Dunjko appointed to full professor of quantum computing at Leiden University, the Netherlands.

By 2050, we can obtain 40 per cent of our demand for scarce earth metals from old smartphones, batteries, and wind turbines. This is crucial because otherwise, we may not have enough to accomplish the energy transition. An international team of researchers from China, the UK, and Leiden's Tomer Fishman…

Healthy and active Leideners and a smoke-free generation. These are the main ambitions of the Leiden Health and Wellbeing Agreement that was signed online by 40 partners on 19 April. Leiden University will also be drawing on its broad expertise to help realise the ambitions.

When university lecturer Martine Bruil was on exchange in Ecuador as a teenager, she fell in love with the area's ancient languages. Now, more than 20 years later, she is starting a research project on the kinship of the language Awapit with the Quechua language that was spread by the Incas.

Education, Research

When we think about ancient Egypt, the first things that come to mind are usually mummies and sarcophagi. According to researcher and Rijksmuseum van Oudheden curator Lara Weiss, that impression is unjustified. She made an audio tour for the Rijksmuseum van Oudheden that focuses on living Egyptians…

The celebration of the university’s 450th anniversary is not confined to the walls of the university. For the 7th time, professors stood in front of the class of grade 7, in both Leiden and The Hague. Four FGGA professors visited primary schools, introducing the children to research questions such as…

Cells in our bodies are often threatened by errors in our own proteins. The FLOW consortium, comprising scientists from various institutions including Leiden, is poised to meticulously map out for the first time how cells control proteins, correcting or removing faulty ones. This endeavour holds promise…

Students in the third year of the BA International Studies programme follow the Practicing International Studies (PRINS) consultancy course. They conduct a project put forward by real clients and then present them with their research results. PRINS is so successful that it has now been running for 10…

Jonathan Todres appointed as Rotating Honorary Chair in Enforcement of Children’s Rights 2024/2025

It is a full classroom: more than 30 pupils from 5 and 6 vwo are present to listen to political scientist Leila Demarest's lecture. She gives a brief introduction on the topic she is about to discuss: democracy in the global North and South. At first, the group seems a bit quiet, but when she asks questions…

How do you progress from an immense gas cloud somewhere in the universe to a star with planets? Research by Astronomy PhD student Martijn van Gelder sheds more light on the earliest phases of this process. He will receive his doctorate on November 24th.

In November a new extracurricular programme will begin: the Impact Challenges. Students will work together in small groups to solve problems, put forward by partner organisations. In this way, they train their practical skills and make a contribution to society.

Can you prove whether a large quantum system truly behaves according to the weird and wonderful rules of quantum mechanics — or if it just looks like it does? In a groundbreaking study, physicists from Leiden, Beijing en Hangzhou found the answer to this question.

Cooperation is the solution to international problems, demonstrated the final seminar of the Master Honours Class ‘Smart Regional Integration’ – even when it is sometimes easier said than done. “You can see the students struggle with that.”

All students receiving their bachelor diploma in Political Science last week had a reason or two to celebrate. Two of them especially so: they won the annual award for the best thesis in the International Relations and Organisations and the Politicologie/Internationale Politiek programmes. Congratulations,…

Education

LACDR, the Leiden Institute for Drug Research, developed better tolerated excipients to prevent adverse effects related to the surface of nanosized drugs such as vaccines. LADCR professor of Biopharmacy Matthias Barz and Polypeptide Therapeutic Solutions (PTS) are collaborating to develop processes…

Psychology teacher of the year is Anouk van der Weiden. The master thesis awards are for Irina Verhülsdonk and Christel Klootwijk. Eliška Procházková receives the PhD publication prize; Katja Cardol and Judith Tommel the PhD wild card: the Open Science Award. Conny Binnendijk earns the OBP prize and…

The Leiden University Visual Ethnography collection has been added to Alexander Street Press, an educational streaming video service. The master’s specialization Visual Ethnography has supported many talented individuals to produce inspiring films. About 70 master’s thesis films of the past 8 years…

Gabrielle van den Berg became the Academic Director of LIAS on 1 September 2025: “I hope I’ll be able to make a real difference.”

On Wednesday 27 September we will be holding a debate for students and staff on our links with the fossil fuel industry in relation to the topic of sustainability. All students and staff of the university are cordially invited. If you’re still not sure about whether to attend, these four questions and…

Ramsey Albers wins Political Science Master’s Thesis Prize 2022

The Faculty of Archaeology used to be involved in several excavations in Syria, before the outbreak of civil war made travel to the region impossible. One of these excavations is the one of tell Hammam al-Turkman, which started in 1981. Student Ruben Hartman, together with archaeologist Dr Diederik…

Rik van Gijn was appointed professor of Ethnolinguistic Vitality and Diversity in the World from 1 December 2024. He is keen to use the position to set up research on language vitality. ‘People almost never give up their mother tongue entirely voluntarily.’

The university campus at the Leiden Bio Science Park is flourishing. A new book tells the stories behind this remarkable metamorphosis.

Michaël Peyrot has been appointed professor of Comparative Indo-European Linguistics at the Leiden University Centre for Linguistics with retroactive effect from 1 January. He is looking forward to passing on his love for the subject to a new generation of students.

Education, Research

In the academic year 2018 - 2019, the Faculty of Humanities established the Educational Innovation Programme. In this way, the faculty wants to realise the ambitions from the educational vision of Leiden University in education. How is the programme currently doing? We talked to project manager Sanne…

Every student learns about science, but those of the Master Honours Class ‘The Academic Life’ went an extra mile. They learned all the ins-and-outs of academia and rounded off this successful lecture series with a final session on evaluating scientific research.