Nine museums in eight days, and an average of 25,000 steps a day? You must be talking about a trip with the Leiden Art History Association! In July, 20 students and a lecturer travelled to New York to take in all the art, architecture and other high points the city has to offer. We spoke to Joëlle Daems,…

During the summer, staff of the Faculty of Archaeology travel to all parts of the world, initiating or joining fieldwork projects. Read some of their stories here!

How can we ensure that we act climate-proof and climate-neutral? We asked climate and earth scientist and lecturer at the Climate Change course Joeri Reinders.

Many mosaic stones and potsherds have been excavated, and a Byzantine synagogue is revealing its history layer by layer. The excavations at Horvat Kur are a field school for a young generation of researchers.

Pope Francis has appointed astronomer Ewine van Dishoeck to the Pontifical Academy of Sciences. She joins an illustrious list of Nobel Prize winners, such as Ernest Rutherford, Max Planck, Niels Bohr and Erwin Schrödinger. What is her view on this? An interview with our professor of Molecular astrop…

How can business strategies help us solve social problems? This was researched by students of the Master Honours Class 'Social Innovation in Action' over the past twenty weeks. During the final seminar of the class they presented their creative enterprises to tackle child poverty in Leiden. ‘It’s not…

A permanent job or start your own company? After her studies in English Language and Culture and History, Anna Visser (28) was faced with this exact choice and chose the latter. She started working as a freelance translator. How did this go and how did her studies benefit her?

At the Faculty of Science, forty per cent of the employees are of a non-Dutch nationality. Amongst PhDs that is even sixty per cent. How are they doing in a time of working at home in a different culture, when travelling is not possible? Biologist Astri Kusumawardhani is the second in this series to…

The Netherlands is embroiled in a complex nitrogen crisis. Berent Baris wants to use his NitroGenius game to demonstrate the complexity of this crisis.

Music from a compostable cello, photographs and scents of fungi and a woven tapestry. With her upcoming multimedia project Super Organism, visual artist Suzette Bousema enables people to experience the underground fungal network with all their senses. Environmental scientist Nadia Soudzilovskaia and…

Speakers from all over the world offered their interesting views on the relationship between humans and animals during the LUCAS Graduate Conference, based around the central theme ‘Animals: Theory, Practice, and Representation’.

That corn was highly important in the Maya culture is something that Genner Llanes Ortiz, himself a Maya from the Mexican province of Yucatan, has always known, right from his childhood. But just how important the role of corn is in the collective memory of his people, is one of the subjects of his…

Following her appointment to the Chair in EU External Economic Law earlier this year, Prof. dr. Freya Baetens addressed the academic community of Leiden University with her inaugural lecture on 27 October 2023. In a highly topical lecture, Prof. Baetens examined the EU’s Anti-Coercion Instrument (AC…

A job thanks to COVID—something not many people can claim. But PhD candidate Vera Arntzen can. Over the past four years, she has mapped two crucial characteristics of SARS-CoV-2 infections. Thanks to her research, experts can now make well-informed decisions on matters like quarantine duration, which…

No matter how hard Chinese communists tried to control the economy, they could not stop the free market from flourishing. This was the message given by historian Frank Dikötter on 7 February during a lecture on the Cultural Revolution. He will be awarded an Honorary Doctorate on 8 February.

Wil Roebroeks, Professor of Palaeolithic Archaeology in Leiden, is to be awarded the ‘Academy Professors Prize’ of the Royal Netherlands Academy of Sciences (KNAW). Roebroeks has drastically changed academic thinking about the behaviour of early hominins and our knowledge of the earliest colonisation…

Gerard van Westen and his group, together with pharmaceutical company Galapagos, start on developing software that invents new effective molecules. They will receive an NWO LIFT grant of 280,000 euros, of which 63,000 euros will come from Galapagos. The company will also bring its expertise in biology,…

Discovering whether a chick is male or female while it is still in the egg. Leiden biotech company In Ovo, a spin-off of Leiden University, has been given an investment of several million euros to further develop its unique test method. The founders - both Leiden alumni - Wouter Bruins and Wil Stutterheim…

After years of lobbying by environmental activists, a deposit scheme for small plastic bottles is to be introduced on 1 July 2021. One of the leaders in the fight is alumnus Merijn Tinga. The university will have collection points for plastic bottles and is also supporting the Plastic Spotter citizen…

We know we should do it, and we often want to, but… Why is it so hard to live a healthier life? Professor of Behavioural Interventions in Population Health Marieke Adriaanse explains.

A discount on textbooks is always welcome. But for these students joining a study association has meant much more than that alone.

Easily detecting chemical substances that indicate whether or not someone is ill, or measuring how healthy the environment is, and directly linking that result to that person. In a nutshell, this is what researchers within the Dutch National Research Agenda (NWA) want to achieve in the ‘Measuring and…

Another successful edition (the fourth!) of the Leiden Alumni in Brussels event took place on 23 February. With a fully booked registration list, it already promised to be a great success in advance. The event took place at the Baker McKenzie location right in the centre of Brussels. As the area was…

In some university restaurants and cafés, you can already order them and, come January, you can enjoy them everywhere: the Pure products. Sustainable, healthy and/or vegetarian. The beautiful lime green, also the colour of the plates and bowls, is the vibrant symbol of these products. And Pure is even…

Working together, sharing information, communicating and having the same goals. At the official opening on 30 November, biologist Koos Biesmeijer compared Beehive, Leiden University's new student centre in The Hague, with the activities in a real beehive.

Promovendus Tristan Mostert onderzocht de ‘kruidnageljacht’ op de Ambonse eilanden en ontdekte dat VOC-gouverneurs extreme tactieken gebruikten.

A new study on the province level material footprint of China underscores the need to improve resource efficiency in the country, which would be crucial for moving to a circular economy. The research carried out by researchers from Tsinghua University in Beijing, China and Leiden University was published…

Animal species that are dear to us in the Netherlands often spend a large part or all of their lifecycle in other parts of the world. But their habitats worldwide are under increasing pressure, are often inadequately protected and much poorer than the global average. ‘If we truly care about these animals,…

Turning beer waste into a useful, sustainable product. That was the mission of students from Leiden at the international BISC-E event. The biology students challenged themselves and won third place in the Dutch finals of this competition. For this, they used the simple formula: Grain + fungus = coas…

In the orientation seminar of the Leiden Leadership Programme lecturers and alumni shared their experiences and prospective students asked questions. They learned that they, too, can show leadership. ‘The LLP will give you the opportunity to reflect on who you are.’

On Thursday 9 September, the mayor of Leiden officially launched a unique ten-year research project in the polder near Oud Ade. During a festive opening in the countryside, he and all the parties involved ceremoniously planted the first trees. Because one thing is certain: the traditional grass landscape…

How do you study the growth of microorganisms, the spread of epidemic diseases or the healing of wounds, without actually performing experiments? Daoyi Wang, PhD candidate at the Mathematical Institute, worked on a specific mathematical model that can describe the growth of microorganisms and many other…

Robin Smith, post-doc of the 'Food Citizens?'-project wrote an interesting blog for the Leiden Anthropology blog on the basis of her previous fieldwork on the role of trust in the wine industry in Istria.

This summer, PhD students Marta Maggioni and Rosa Winter went to Africa. Not just to enjoy the beautiful continent, but also to stir up the enthusiasm of young students for mathematics. They volunteered at math camps in Kenya and Ghana. ‘I think it is important they experience the fun of maths.’

In his PhD research in the field of public administration, Mark Reijnders looked at why people do not receive the help they need. They lose their way in the labyrinthine support system or become bogged down in bureaucracy. In public administration this is known as non-take-up of social care. PhD defence…

In the Phenomix Medical Delta Field Lab, which was officially opened on Thursday 9 July, scientists, healthcare institutions and businesses work together to develop innovative applications in the field of metabolomics. This research field makes it possible to determine which drugs will be effective…

Universities are there for future generations; how can we make sure we pass them on intact? Leiden academics responded to the address given by Cambridge professor Stefan Collini at the opening of the academic year.

How can we best deal with the current problems caused by the human impact on the nitrogen cycle? How do we make the transition to a sustainable society? As of 1 September, nitrogen expert Jan Willem Erisman will be working on these questions at Leiden University: he will exchange the Louis Bolk Institute…

A jar, filled with water, that functions as an aquarium for fishes while plants or flowers grow on top. Urban Crops, a young start-up company, creates small eco-systems in jars by using aquaponic systems. The 'Ecojar' is a modern decoration in living-rooms and office spaces, but also purifies the air…

In zoos, at festivals and in a mobile lab at the market: everywhere, Mariska Kret tries to understand human and animal emotions with her distinctive behavioural research. Now she has received the Mercator Sapiens Stimulus of €1 million for her efforts.

On March 28, 2023, our esteemed colleague Prof. Harry Wijshoff passed away. He died after a struggle of several months against a serious illness.

Leiden during corona, loneliness in the elderly or making the city more sustainable. Students from Leiden University and Leiden University of Applied Sciences are working with the Municipality of Leiden on solutions to societal problems. How is this benefitting society? And where is there room for i…

Anti-litter activist Dirk Groot photographed, tagged, and collected more than 400,000 pieces of litter in the Netherlands. Now, he and his data are included in a study on urban litter by researchers from Leiden University and Andrea Ballatore from Birkbeck, University of London.

Different groups can have different memories of the same historical event. This can lead to conflict but does not have to. How is this, and how can countries and people reconcile with the past?

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

On average, Dutch breeding birds have become more numerous in the period 1980-2010. The common species have even done better than birds in other European countries. Farmland birds are an exception: they declined sharply both in the Netherlands and elsewhere in Europe.

Leiden chemists have proposed a new model for enzymatic reactions, in which the flexibility of the substrate is much more important than previously thought. Their results are paradigm-shifting and could have major implications for drug research and enzyme engineering. Publication in Angewandte Chemi…

Before patients can take a pill, scientists often spend years in the lab developing and testing a candidate drug. That often includes experiments with laboratory animals. As head of the rodent facility, Ilze Bot and her colleagues ensure that these experiments are conducted in an ethically responsible…

Students searched for MSc Internships under the following topics: 1. Understanding temporal variability in functional biodiversity and 2. Characterization of engineered nanoparticles in aquatic organisms: Gold nanoparticles and carbon nanotubes

Your own food truck, working from the comforts of a tropical beach in Bali, or a permanent job? Children, living together, getting married, a registered partnership? Thirty-somethings have a lot to think about. On Monday 16 April, Psychologist Nienke Wijnants gave a popular lecture to 120 young alumni…