On Thursday 3 November Leiden University will celebrate the official opening of two wall formulas in the city centre. As of now, Snell’s law and the Lorentz force formula shine on two walls in the heart of Leiden. They are part of a project to display at least ten groundbreaking formulas with a Leiden…

How can we best tell the current generations about some of the darkest parts of our past? To answer this question, researchers from Leiden are working with the Gedeeld Verleden, Gezamenlijke Toekomst foundation on public programmes about the Dutch history of slavery.

The Conference on Computers, Privacy and Data Protection (CPDP) is an annual world-leading multidisciplinary conference that takes place in January in Brussels. In January 2017, eLaw, the Centre for Law and Digital Technologies of Leiden University, participated in the CPDP conference as one of the…

On 24 November a High-Level panel discussion on the occasion of the signing ceremony of the memorandum of understanding between the NATO Civil-Military Cooperation Centre of Excellence and the Institute of Security and Global Affairs and the Faculty of Governance and Global Affairs took place at Campus…

As the father of a family with four children, he already visited the Hortus regularly. Now Tom Schreuder also comes there for his work. Every day he travels from Lisse by bike. The new Director Operations calls it a ‘perfect match’.

Rogier Creemers is a lecturer in Modern Chinese Studies. While he looks for challenges in his lectures, in his free time he much prefers to go back to basics and work with his hands.

What rules should regulate AI, who should make them, and how will they be enforced in the digital arena?

Minister Dijkgraaf (Education, Culture and Science) has appointed Ionica Smeets and Alex Verkade as coordinators of a new national centre for science communication. The centre will foster a dialogue between researches and society and will gather and share expertise to make science communication more…

Frans Osinga has recently been appointed as Professor by special appointment of War Studies at the Institute of Security and Global Affairs in the Hague. Osinga is both professor and an officer of the Dutch Royal Air Force. Given current global developments, the concept of ‘war’ is far from an abstract…

What is it like to be old? Many young people cannot really imagine what it is like. For a group of Honours students, however, this question has been answered. They had the chance to wear an age simulation suit during the Bachelor Honours Class ‘Vitality and Ageing’.

This was the fourth panel of the Just Peace Dialogues.

How do I conduct research? How do I structure, conduct and record what I’ve thought of and done? The Bio-Pharmaceutical Sciences Programme didn’t just want students to perform a series of tests for the Cellular Biochemistry practical course. After a complete re-vamp - ‘From traditional cookbook lab…

Almost 4400 anatomical drawings from the collections of Leiden University Libraries (UBL) are now available through Europeana. The collection shows medical art on paper from the early eighteenth century to the present day. Most of the drawings were created in or around the Leiden University Medical…

eLaw - Center for Law and Digital Technologies, has promoted Dr. Eduard Fosch-Villaronga to Assistant Professor to work on Law and Artificial Intelligence.

Only one out of six professors in the Netherlands is female. At the Institute of Biology Leiden (IBL) female professors are in minority as well. However, we are proud to have three female professors at the IBL. Amongst others, their photo portraits are currently on display in the Senat Room of the academy…

Throughout the 17th and 18th centuries, the city of Batavia was supplied with produce by its hinterland, known as the Ommelanden. Bondan Kanumoyoso studied the history of the various ethnic groups that populated this area and in doing so has shed light on the structure of modern-day Indonesian society.…

Frank Chouraqui has been appointed as Director of Education at the Intsitute of Philosophy as from 1 January 2019. His mission is to maintain the quality of teaching, job satisfaction for all colleagues and a fulfilling student experience for all students.

Of this year’s four NWO Spinoza Prizes, two have been awarded to Leiden researchers. On 12 September, Eveline Crone and Michel Orrit received their prizes, the highest scientific award in the Netherlands. The Spinoza Prize carries an award of 2.5 million euros.

A team of laboratory astrophysicists from Leiden University managed to make glycerol under conditions comparable to those in dark interstellar clouds. They allowed carbon monoxide ice to react with hydrogen atoms at minus 250 degrees Celsius. The researchers publish their findings in the Astrophysical…

The 4G network will soon be replaced by 5G. 5G will enable users to set up faster and more reliable data links as well as better privacy protections. For intelligence agencies, however, the upgrade in data protections will create huge problems.

Identifying novel antibiotic compounds to tackle antibiotic-resistant bacteria. Researchers from Leiden University and VU Amsterdam will unite through a project now funded by NWO’s Open Technology Programme (OTP), which awarded the collaboration nearly one million euros.

On 17 June, primary school pupils in Leiden will get the chance to explore science in an interactive and engaging way. The exciting new show ‘Wetenschapswonders’ is the initiative of master’s students Boele Visser and Ilse Hordijk, from the Rino Foundation. ‘I’m happy to help build a bridge between…

In the second year of the implementation of the Matra Rule of Law Training Programme, Leiden University hosted a group of 30 civil servants from pre-accession countries in its campuses in Leiden and the Hague as participants in a training on the Administration of Justice that took place from 20-31 January…

TRI Leiden has been strongly involved, together with Nottingham Law School, in the development of the EU Cross-Border Insolvency Court-to-Court Cooperation Principles (‘EU JudgeCo Principles’). They were finalised in February 2015 and recently a book has been published. During a business rescue conference…

Leiden physicists and international colleagues from Geneva and Barcelona have confirmed the mechanism that makes magic-angle graphene superconducting. This is a key step in elucidating high-temperature superconductivity, a decades-old mystery central to physics, which may lead to technological break…

Dr Nathalie Brusgaard both studied and finished her PhD at the Faculty of Archaeology in Leiden. After a few years spreading her wings, she is now back. As the new Assistant Professor in the World Archaeology department, she will continue her research on the relationship between prehistoric humans and…

More than 60 European researchers and industry partners have set out their roadmap for the application of graphene in marketed products. Leiden chemist Grégory F. Schneider believes that graphene and other layered materials can in the future be used for DNA sequencing applications.

Joachim Koops has been appointed as scientific director of the Institute of Security and Global Affairs (ISGA) of Leiden University in The Hague. ‘ISGA is in the position to connect research to policy in the field of security and global affairs, a remarkable combination for this young and creative institute.…

Tax collection has become highly complex and the system is creaking at the seams. Is there an easier way to collect taxes? This is the question raised by Rex Arendsen, Professor of Tax Law, in his inaugural lecture on 16 September.

Researchers at Leiden University Medical Center (LUMC) and Radboud university medical center have been given the green light to deliberately infect volunteers with malaria in order to test a highly promising vaccine on them.

With his knowledge of medicine and his decisive action, Leiden professor Sebald Justinus Brugmans saved the lives of many wounded soldiers after the Battle of Waterloo, on 18 June 2015 exactly 200 years ago.

On November 22 in Arusha, Tanzania, the Council of Ministers of the East African Community (EASC) endorsed the Democratic Republic of Congo (DRC) as its seventh Partner State.

At the first Climate Café of 2025, we celebrated the one-year anniversary of The Hague Climate Agreement and reflected together on the successes and opportunities for the future.

What happens in the mind of someone with ADHD? GZ psychologist Bianca Boyer discusses this in a two-part episode of the Dutch 'Podcast Psycholoog'. She likes to look beyond the symptoms described in the DSM-5. 'Those are just the tip of the iceberg.'

Journalists in the Netherlands are unhappy about the handling of their requests under the Dutch Open Government Act (Wet open overheid, Woo). They say these requests take too long, produce too little results, and that communication could be better.

Recently, Jaap van den Herik, professor emeritus Law and IT, was interviewed by the BNVKI (Benelux Association for Artificial Intelligence).

On January 11, 2025, our esteemed colleague and emeritus professor Arne van der Gen passed away. Arne was a professor of Organic Chemistry from 1980 until his retirement in 2000, and was a great advocate of the integration and harmonization of European education in chemistry. Arne was 90 years old.

Patients on patient forums share all sorts of things about their illness: from side effects and advice to messages of support. PhD candidate Anne Dirkson uses artificial intelligence (AI) to retrieve this information. ‘Ninety per cent of the side effects weren’t officially registered.’

With a 'Kiem grant' of up to €10,000, Leiden University stimulates initiatives in research and education where diverse fields of study meet. This interdisciplinary approach helps solve complex issues.

Programming is an excellent career option for blind children, and a way to have fun and express themselves. But the existing tools for programming are often not suitable for the blind and visually impaired. Leiden researchers will change that.

In the week of 22 May, a delegation of the Faculty of Science visited Indonesia to strengthen the cooperation with the Universitas Gadjah Mada, the Universitas Indonesia and the Kebun Raja (botanical garden) in Bogor. Furthermore, the delegation visited the faculty of Pharmacy of the Institut Teknologi…

From 25-27 March, second-year students of the Advanced MSc in International Relations and Diplomacy (MIRD) took part in the programme's annual visit to Geneva, Switzerland. Students participated in institutional visits focusing on a wide range mandates in the field of International Relations and Dip…

Late in 2015 a woman gave birth to a baby conceived following the reimplantation of thawed ovarian tissue. The woman was able to become pregnant thanks to transplantation of the tissue that took place in the LUMC.

Leiden professor of Cellular Immunology of Parasitic Infections Maria Yazdanbakhsh receives the prestigious NWO Spinoza Prize this year. This, in many ways, border-crossing scientist contributes with her research to more effective vaccines against parasitic infections and better medication for inflammatory…

Psychology teacher of the year is Marc Molendijk. The Master Thesis Awards are for Kim Houwaart and Linda Bomm. Hans van Lennep wins the PhD Publication Prize; Nina Komrij wins the PhD Wild Card: Societal Impact. The Support & Management staff Prize is for the whole Psychology Institute Office and Remond…

Following a highly successful first edition, we are delighted to announce the second Leiden eLaw Summer School on ‘Regulating AI in the EU Digital Market’ taking place from 23 to 27 June 2025, both in person in Leiden and online.

During the ‘intelligent lockdown’ in the Netherlands this spring, the respondents in a Leiden study reported a mild increase in their stress levels. This extra stress could have a negative effect on families, particularly if parents already had psychological problems before the corona crisis.

The scientific world is a competitive place. Even so, researchers are often prepared to share their findings with colleagues. This applies particularly to men as a group: women are much less willing to share their work, whether it is with other women or with men. This discovery was made by Leiden and…

Leiden Law School takes great pride in announcing that the University of Strathclyde has bestowed an honorary doctorate on Professor Ann Skelton, Professor of Children's Rights in a Sustainable World at Leiden Law School and Chair of the United Nations Committee on the Rights of the Child. This prestigious…

'Let's make this a twice-yearly tradition!'– a feeling shared by many after the vibrant Research Day. Engagement started early, with participants connecting informally over good coffee before the formal start of the event on 19 November.