Technology holds so much promise – from self-driving cars to enhanced physical performance from smart implants under the skin. But we should not let ourselves be caught off guard. That is the message of Bart Custers, Professor of Law and Data Science in his inaugural lecture on 21 May. ‘We don’t talk…

When do we define a piece of nature in the city as a park? And when is something a tree or shrub? It may seem obvious, but in scientific literature the definitions vary quite a bit. That makes comparisons difficult. Environmental scientist Joeri Morpurgo looked at the differences and designed a general…

During Seeing Stars Leiden all the lights around Leiden Observatory will be switched off for an hour. The more lights that go out, the more stars we’ll be able to see. For the LUMC, this is the perfect moment to think about our biological clock, the topic researchers from the BioClock consortium are…

I was disgusted by the recent Ongehoord Nederland broadcast on 15 September. The racist and hateful comments made by alumna Raisa Blommesteijn were, as far as I am concerned, way over the line and in my opinion also violate Article 1 of the Constitution of the Netherlands.

Japanese newspapers, photo archives from the Dutch East Indies or information on gender and sexuality: all these can be found in the University Library's 621 humanities databases. A flyer campaign to raise awareness of them begins this week.

The province of Zuid-Holland faces a wide range of global sustainability issues caused by urbanisation, intensive horticulture and industry. The universities of Leiden, Delft and Rotterdam have the in-house expertise to define knowledge questions, set up research programmes and test results, says Prof.…

Two organisers at heart. In the background, facilities managers Nick van Asperen and Kees Schoonwater ensure that staff and students have everything they need to work and study well. Recently, the familiar faces started doing so in a new role. Schoonwater is now project manager housing and Van Asperen…

Professor of Higher Education Estela Mara Bensimon approaches diversity from a specific viewpoint. Examine and reflect on your own motives, is her advice to lecturers. Do you know for sure that you don't treat students from minority groups differently?

A wide range of plant species is essential to our earth because of the different materials and foods these plants provide. But plant diversity has decreased drastically in recent decades. PhD candidate Kaixuan Pan explains what we can do to increase it once again.

Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

Tommy Hopstaken and Jochem Haverhoek run an escape room in Kruithuisje, a medieval tower on what was once the perimeter canal in Leiden. They are also secondary-school teachers and make good use of their escape room experience in their lessons. How do their degrees in Dutch and Astronomy come in use…

In De Kookshow, Universiteit Van Nederland explores the scientific world behind food. Ever wondered which senses influence how tasty you find something? And why do you always have room for pudding after a meal? Leiden historian Kim Beerden is among the scholars providing answers.

Digitalisation can make a huge contribution to a greener future, but it must also be as sustainable as possible. To make significant progress, more collaboration and national leadership will be needed. Leiden University has therefore signed the Digital Sustainability Manifesto, which was presented on…

Mining for natural resources harms the environment. But we desperately need them, for both the development of countries and the transition to a sustainable energy system. Professor of Sustainable Resource Use Ester van der Voet researches how we can reduce the environmental impact of natural resources…

Two directors. Both professors of mathematics, but one of them is a biologist. One comes, and the other goes. Roeland Merks will succeed Arjen Doelman as director of the Lorentz Center in September. What has been accomplished and what are the plans? And above all, what makes the Lorentz Center so un…

When politicians claim they can make major differences with their migration policies, they’re raising false expectations. The opportunities for the government to restrict migration are in fact very limited. And what about the little room they do have? Mark Klaassen’s advice is to make use of those opportunities…

Following the elections for the University Council, the new student party ONS has won five seats, LVS two and CSL one. All the parties in the staff section have retained their seats. The turn-out was low for both staff and students.

How do you co-create with researchers in other parts of the world? LDE wants to gather and share knowledge on the grand challenges and to do so across national borders. A delegation of 27 researchers will therefore travel to Indonesia at the end of October to take part in the LDE-BRIN Academy.

We hebben 6 van de 9 grenzen overschreden die bepalen of menselijk leven in de komende generaties nog mogelijk is op aarde. Kunnen we het tij nog keren?

Sensational, is how Leiden Egyptologist Olaf Kaper described the discovery of two new chambers in the tomb of pharaoh Tutankhamun. He hopes that a second set of scans will confirm their presence unequivocally.

The Netherlands Organisation for Scientific Research has awarded a grant of 750,000 euros to the 'Visualising the Unknown in 17th-century Science and Society' project. Researchers will reconstruct how seventeenth-century scientists recorded and shared their groundbreaking microscopic discoveries. We…

Microneedles are a promising tool for the painless administration of vaccines through the skin. But, are these minuscule needles really effective? PhD student Pim Schipper of the Leiden Academic Centre for Drug Research investigated various factors of vaccination via the skin and discovered, among other…

How big is the universe? How do stars form and evolve? And does life exist elsewhere in the Universe? These main questions in astronomy are the themes of the new exhibition Above & Beyond, which was created in honour of the hundredth anniversary of the International Astronomical Union (IAU). The exhibition…

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?

In 2018, the Ministry of Education, Culture and Science (OCW) is celebrating its 100-year existence. To commemorate this occasion, policy historian Pieter Slaman conducted a comprehensive survey of the ministry. We now look back on 5 crucial moments.

At the initiative of several of its professors, Leiden University has joined the international Healthy Universities network. Surrounded by space hoppers, the initiators of this move and those present exchanged experiences and tips at the kick-off meeting on 17 October. ‘I don't miss my chauffeur'…

The West has missed several opportunities to prevent the invasion of Ukraine or, at the very least, to better support the Ukraine, claims Frans Osinga, Professor by special appointment War Studies.

As of now, the Old Observatory's visitor center is also accessible with the We Are Public Pass! Visitors who have this pass can visit our exhibition More-Than-Planet for free.

The Massive Open Online Course (MOOC) ‘EU policy and implementation: making Europe work!’ of Public Administration is included in the list of Class Central of the best courses in 2020.

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.…

At a time when statues of figures from history have an uncertain future Valika Smeulders has just become Head of History at Amsterdam's Rijksmuseum. What changes does she want to make? And how does she look back on her Languages and Cultures of Latin America degree programme in Leiden?

A mega-dam around Europe is a possible solution as protection against rising sea levels. Whether that is really a good idea, was debated on by young professionals during the debate on the future of European coastal protection. 'A big dam may seem safe, but actually isn't,' argued debate winner Haye…

In a new Leiden-Delft-Erasmus Universities white paper, researchers and practitioners start the conversation that society desperately needs to have. ‘We’ve outsourced the visionary thinking to tech companies.’

'In Leiden, I can continue on the path towards my dream: having my own pharmacy,' says Duaa Abbas. She studied pharmaceutics in Syria and worked in a pharmacy there for a year and a half. After having to flee the country, she ended up in the Netherlands. Thanks to the help of the Foundation for Refugee…

Leiden University was present for the second time at the second Leiden Pride on Saturday.

Op welke manieren kan inclusieve communicatie ervoor zorgen dat mensen zich welkom voelen? Hierover ging het D&I-symposium van Universiteit Leiden.

There were no bitcoins or artificial intelligence when our civil code was compiled. This could cause problems.

Are you passionate about building a better world? Do you want to connect with the young world leaders of today and tomorrow? If so, apply for the One Young World Summit in The Hague, to be held from 17 to 20 October 2018! Leiden University is sponsoring two tickets. Mayor of The Hague, Pauline Krikke,…

Traces of the past remain hidden in rivers, lakes and seas. In his inaugural lecture Martijn Manders will explain why underwater archaeology is important to understanding our history.

For three days, our faculty was all about We are Science Week: the community event full of fun activities for our staff and students. Besides the famous Beat the Professor PubQuiz, this year you could take USC yoga classes in the Gorlaeus garden, escape from Einstein's Escaperoom and sing along at the…

Land van Ons, a cooperation that buys agricultural land for the restoration of biodiversity and landscape, and Leiden University join forces. Together, they will investigate over a longer period of time which agricultural management leads to the best restoration of biodiversity. The research will start…

Scientists of the faculty of Governance and Global Affairs research completely different subject, among which terrorism, cybercrime and migration. In the upcoming weeks we will give the floor to several of our very best researchers. In this episode: migration researcher Alexandre Afonso.

Merijn Tinga hit the headlines in 2016 as the Plastic Soup Surfer. In force six winds, the Leiden biologist ventured across the English Channel on a hydrofoil kiteboard made from plastic bottles. Interview with this Leiden artist who is fighting the mountain of plastic waste and finding his feet as…

One perspective, one cell, one outlook on life: what are we all prisoners of? That’s the question Vrij Nederland put to various experts, including Joni Reef, Assistant Professor and Research Fellow at the Department of Criminology.

The world is becoming clogged with plastic, with tiny plastic particles found everywhere, from the oceans’ depths to the mountain tops, soil, plants, animals and even inside us. The question is: what harm, if any, are they causing? In a new article on The Conversation, environmental scientists Meiru…

Leiden chemists Marc Koper and Ian McCrum have discovered that the degree to which a metal binds to the oxygen atom of water is decisive for how well the chemical conversion of water to molecular hydrogen takes place. This insight helps to develop better catalysts for the production of sustainable hydrogen,…

People are more likely to cooperate with their compatriots than with people from other countries. This tendency can frustrate collaborative projects, such as cross-border cooperation for the provision of public goods. This is the conclusion of Leiden social psychologist Angelo Romano.

Professor Judi Mesman interviewed 40 people of colour in leadership positions. What can we learn from them?

Kerstin Perez has reached the position of Assistant Professor of Particle Physics at the renowned Massachusetts Institute of Technology (MIT). For people from minority groups this is by no means a common experience. Perez will explain how improvements can be made at the annual Diversity and Inclusion…

He did an English-taught degree, completed a master’s abroad and now teaches on an English-taught programme at Leiden University College The Hague. Jan Meijer is the definition of an international researcher and he’s proud of it.