An archaeologist as a modern-day shaman. An unexpected comparison Professor by Special Appointment of Public Archaeology Luc Amkreutz will make in his inaugural lecture.

‘What if we switch off all the lights one evening? That idea crossed my mind from time to time. And when I mentioned it to a taxi driver one day, he said: “Oh, you mean: lights out, stars on!” That’s not completely true, of course, because the stars are always on, but his phrase summed up the idea n…

An all-optical transistor, a molecule-sized sensor and a new kind of single-photon source for quantum communication. All dreamed applications of fundamental physics that are one step closer thanks to Robert Smit. On 12 June, he defended his PhD thesis with distinction.

A standing ovation. A wave and a smile from the president. A final selfie. Ukrainian President Volodymyr Zelensky addressed students in the Netherlands for the first time on Tuesday morning via a livestream in The Hague. He did so in front of two packed lecture halls at both Leiden University and The…

At the end of October the students of MA International Relations: European Union Studies once again made the journey to Brussels for three days of behind-the-scenes insights into EU politics and policy-making. From the intricacies of European defence cooperation to the future of digital trade, students…

Starting as an MP during the Covid-19 pandemic and after the recent ‘role elsewhere’ debacle during the coalition talks for a new Dutch government, alumna Mariëlle is looking forward to making a real contribution in society.

What determines healthy behavior and how do you promote healthy choices and routines? These are a few questions currently being addressed by Marieke Adriaanse, recently appointed Professor of Behavioral Intervention in Population Health Management at the Leiden University Medical Center (LUMC).

Alumnus Rennie Roos lives and works in Indonesia. What took him there, what does he do there and what inspires him?

The description of a painting directly affects how children look at that artwork. This was discovered by psychologist Francesco Walker in the Rijksmuseum. Another finding presented in his article in Nature - Scientific Reports is that giving children information intended for adults has the same effect…

Not all students spend the holidays with family and friends. The Leiden University Winter Weeks gives these students the opportunity to take part in a range of fun and free activities. The student well-being team worked again with student organisations from Leiden and The Hague to organise this year’s…

For this interview, we spoke with Thomas Ansell: Head of Communications at The Hague Humanity Hub. The organisation facilitates and supports innovations geared towards peace and justice. They provide new connections, collaboration networks, and exchange of information. What kind of organisations is…

Green cities and a well-protected food system: Roy Remme and Oliver Taherzadeh study ways to achieve these. But how can their scientific findings lead to societal change? They share their experiences with science-policy initiatives.

For a long time, Thijs Bosker was an average student, until he discovered how exciting learning becomes when there are no ready-made answers. To his students, he passes on one key message: hope is the driving force that keeps us moving forward. They nominated him as Lecturer of the Year.

A new academic year also means a (partly) new Faculty Council. What are the priorities for this year? We spoke with Chair Véronique Roos and Vice-Chair Lars Jeuken. ‘Anyone can come to us – we’re here to help.’

The Sustainable City Lab The Hague will be a hub that connects organisations in The Hague that work on sustainability with the research and teaching at Leiden University. ‘We’re going to set to work on complex sustainability challenges in our own backyard,’ says project leader Eefje Cuppen.

We all know smoking is bad for our health. But we might not have known that the cigarette filters that litter our streets also impact the environment. Esther Kentin is a lecturer at Leiden Law School. She is raising awareness of the University’s cigarette butt problem.

You’re about to start your minor at Leiden University. Make sure you are well prepared and get your studies off to a good start.

Most people think of waste as something dirty that needs to be disposed of as soon as possible, but Olivia Yun-An Dung's dissertation aims to show that this does not always have to be the case. For this purpose, she focuses on Tzu Chi recycling in Taiwan. There, an army of elderly volunteers has been…

On Monday 28 March a ‘pen test’ will be carried out to check the security of the classroom scanners. These people counters in University buildings were temporarily switched off in December after there was growing disquiet about privacy aspects of the devices. The pen test will be carried out in the…

Natascha van der Zwan is one of twelve scientist of Leiden University that have been awarded a Vidi grant of 800,000 euros in this round. The Associate Professor at the Institute of Public Administration conducts research into investment politics and how to make the financial system more sustainable.…

Over the last 5-6 years Burkina Faso has become seriously implicated in the rapid and dramatic changes in the geopolitical situation in the Sahel. The country, once reputed for its stability and safety, has come under the spotlight for the number of violent attacks and of internally displaced people.…

Honduras recently severed diplomatic ties with Taiwan after 82 years. In doing so, the country is following the trend of other Central American countries that have turned their backs on the Asian island in recent years. Why are these countries making this choice now and what does it mean for Taiwan's…

'Education has always been something I am very interested in,' says the passionate Michiel Hogerheijde. He was already chairman of the astronomy programme committee and has been teaching for many years. Since 1 October, he is also the new Programme Director of the astronomy bachelor. 'I really enjoy…

On Wednesday 5 November, Jasper sets off on the annual study trip for the Board of Deans together with the Executive Board. Because of budget cuts, they’re staying a bit closer to home this year. But that doesn’t make the trip any less enjoyable — as you’ll read in this column.

Dubai is teeming with world leaders these days at the United Nations' annual climate conference. What can we expect? We look ahead with university lecturer and environmental politics specialist Shiming Yang. 'The funding always comes slowly.'

Ionica Smeets is planning to give the prize money that she won with the Iris Medal, a prize for excellent science communication, to student projects.

A staggering 6.5 billion chicks are killed worldwide every year. These are generally male chicks that are of no economic value. In Ovo has developed technology that can quickly determine the sex of a chick, to ensure that only female chicks are hatched. The first 150,000 chicks have now hatched in this…

Psychologist Bernou Melisse was shocked at the long waiting lists in the Netherlands for people with binge-eating disorders. The problem was not yet on the map in Saudi Arabia. She therefore decided to study how people suffering from binge eating can be helped better in their own region of the world.…

113 Suicide Prevention gave a guest lecture about suicide prevention at the Spanish Steps in Wijnhaven

In July, Leiden will be hosting the EuroScience Open Forum conference. Humanities scholars from Leiden will make use of the opportunity to stress the importance of art in science. ‘Artists have the ability to show the consequences of science.’

The students from the Leiden University Green Office have big ambitions and have outlined their recommendations in a new Green Paper. Like being the most sustainable university in the world by 2030. Students Janey Franssen and Job Kemperman are two of the paper’s authors. How do they want to achieve…

We are already halfway through the academic year 2022-2023. And the Faculty Council hasn’t been sitting around doing nothing! Staff members Gert-Jan Lelieveld and Tim Mickler give us an update about the Vision and Strategy Plan and what they are doing in the additional hours available for Council wo…

Herman Spaink knows of many substances that may help combat tuberculosis. Lab space to study them safely is very limited in Leiden. A brand-new lab at Universitas Gadjah Mada in Indonesia will soon provide a solution. About time, says Spaink, ‘The disease is on the rise and is becoming less sensitive…

How safe are the dozens of apps on our phone? And how do we make sure organisations don’t get hacked? Cybersecurity expert Olga Gadyatskaya works on all these kind of security issues. Next to that, she hopes to inspire young girls to consider a career in cybersecurity. ‘Too many young women think: I’m…

You’re about to start your minor at Leiden University. Make sure you are well prepared and get your studies off to a good start.

Peter Stevenhagen delivered daily lectures at the Syed Babar Ali School of Science and Engineering in Lahore, in collaboration with ICTP, a well-known UNESCO institute in Trieste. The aim is to enhance it he knowledge of students from low- and middle-income countries. ‘By teaching here, I can truly…

With a recently published major research project and an exhibition at the Rijksmuseum, the struggle for independence in Indonesia has been thrusted back into the spotlight. Leiden University is devoting attention to this topic as well. History students Sander van der Horst and Melle van Maanen joined…

Archaeologist David Fontijn was nominated for the University Teaching Prize. His students nominated him for this award for his innovative ways of online teaching. In the corona-year 2020-2021 he gave a new course and experimented with the way he taught. ‘It clearly appealed to the students, so we are…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

What does it feel like to become a citizen in a new country? For her PhD research, Hannah Bliersbach immersed herself in the world of immigration. She interviewed dozens of new citizens in Germany and Canada and found that citizenship is, above all, a transactional process.

People who are often stressed can feel calmer by making certain adjustments to their breathing. Possibly this also positively affects concentration and attention. Psychologist Roderik Gerritsen studied the effects of breathing differently for the first time, and explains them. Gerritsen receives his…

Connecting as the magic word. Seeking new collaborations, presenting ourselves to the outside world with an open attitude and showing what we do. During the opening of the academic year on Tuesday afternoon, Dean Jasper Knoester emphasised that change and connection are necessary for the university…

Chinese Studies, History or Urban Studies? How do you choose the right degree programme for you? Hundreds of prospective students tried to find out at the Bachelor’s Open Day in Leiden and The Hague. A new formula helped them on their way.

While studying Indonesian languages and cultures, Rennie Roos started a company. Today he has been working in Indonesia for more than eight years. Where does his love for this country come from? And how does he look back on his studies? ‘I actually wanted to become a pilot.’

The course Designing Your Life helps students navigate their career pathways. As it turns out, these pathways are full of twists and turns and - as with many journeys - you only make progress once you gather the courage to take the first step.

Discomfort obstructs scientific discussions about sex, argue Eva and Deva from the LOEF foundation. In their Bachelor Honours Class, students approach sex holistically. The results are positive: ‘I’ve become much more open about sex.’

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.

Welcome to Leiden University

Sense Jan van der Molen is vanaf 1 maart de nieuwe wetenschappelijk directeur van het Leiden Instituut voor Onderzoek in de Natuurkunde.

Wopke Hoekstra, outgoing Minister of Foreign Affairs visited Campus The Hague on 6 July to talk to students about the upcoming NATO summit in Vilnius.