As part of her doctoral studies at the University of Copenhagen, Dr Rebekka Byberg explored the history of the Common Market Law Review from 1963 to 1993 in an engaging article which illustrates the evolution of European law as an academic discipline.

Last week, the sad news reached us that Dr Jan Schmidt passed away on 11 August 2025. We wish his partner, friends and family strength and comfort as they cope with this loss. Jan Schmidt will be remembered as one of the most prolific and learned scholars in the field of Ottoman codicology and histo…

When negotiating a salary or a purchase, negotiators often make strategic use of emotions. Social psychologist Zi Ye demonstrates how one negotiator might fake happiness, exaggerate disappointment, or conceal anger — and how the other side may either appreciate or disapprove of such emotional tactics.…

The Young Academy has gained a new Leiden humanities scholar as a member. University lecturer Greek language and literature Tazuko van Berkel will be appointed as a member as of March.

From artificial intelligence to letters from the Dutch East Indies and from breast-cancer gene BRCA-1 to the collaboration between government and opposition: nine researchers from Leiden University have been awarded a Vidi grant for their research.

Prof. Andrea Evers is a health psychologist who studies the role of behavioural factors in health and disease. As a Medical Delta Professor, she is now affiliated with Leiden University, TU Delft and Erasmus University. In that position, she conducts research at the intersection of various disciplines.…

A pandemic of lianas is sweeping through tropical forests, reducing their ability to store carbon and limiting their role in mitigating climate change. Two recent studies from Leiden University highlight the issue. ‘We now understand why lianas are visible in satellite imagery.’

One of the major stereotypes about Islam is that it is very male-dominant and women-oppressive, but is Islam really that patriarchal? Mahmood Kooriadathodi has been awarded a 250.000 euros Veni grant for his project ‘Matriarchal Islam: Gendering Sharia in the Indian Ocean World’.

Indigenous philosophies have been ignored for too long. This prompted Osiris González Romero to study the wisdom of the Nahua in Mexico. Their philosophy has an important message for the consumption society: see the earth and nature as living beings and not just as resources. PhD defence 22 June.

University Lecturer on Middle Eastern cultures Judith Naeff, associated with the Faculty of Humanities, will receive a Veni grant of 250,000 euros. This will allow her to carry out research into Arab documentary and fiction.

Cancer research generates massive amounts of data, but traditional tools often fail to fully harness their potential. How can we unlock this data to provide better treatments for cancer patients? PhD candidate Marina Gorostiola González explored this by using advanced data analysis techniques to guide…

Her plan was to obtain a PhD, but, during her master’s, alumnus Sangbreeta Moitra discovered that her true interest lay in applying neuroscience in everyday life.

Role models are key to inspiring the next generation. Fifteen female professors therefore celebrated International Women's Day with girls aged between 12 and 16. Because although the number of women at the (academic) top is increasing, we're not there yet.

Three Dutch scientists - including Professor of Korea Studies Remco Breuker – put forward forty propositions this summer aimed at improving science. The Young Academy Leiden organised a meeting on 18 November to discuss the pamphlet.

Exceptional collaboration between physicians is needed to better understand and treat autoimmune diseases that cause inflammation in various organ systems.

Strengthening a cancer patient's own immune system so that the body itself can better destroy cancer cells. This is at the heart of immunotherapy, the most promising progress in cancer treatment in recent years. In order to drive this development further, the Netherlands Cancer Institute-Antoni van…

Psychiatrists in Morocco can't ignore Islam. Driss Moussaoui was one of the first modern psychiatrists in this North African country. He delivered the LUCIS annual lecture on 12 April.

‘The Netherlands’ response to coronavirus is inconsistent.’ These are the words of Leiden political scientist Arjen Boin, an expert in crisis management. Vulnerable groups such as the elderly need more personalised advice. ‘It would be better to cancel bridge tournaments than football games.’

On Tuesday 19 December 2017 at 16:15 hrs Anneloes Kuiper-Slendebroek will defend her doctoral thesis 'Rechter over Grenzen' which deals with the application and interpretation of international law in Dutch private law. Supervisor is Martijn Polak, co-supervisor is Jeroen van der Weide.

During the award ceremony of the Christiaan Huygens Prize on 16 October, mathematician Rosa Schwarz received an honourable mention. Schwarz, former PhD candidate of the Mathematical Institute, received the mention for her dissertation ‘Logarithmic approach to the double ramification cycle’.

On Wednesday 13 December, Melanie Fink will defend her doctoral thesis ‘Frontex and Human Rights: Responsibility in “Multi-Actor Situations” under the ECHR and EU Public Liability Law’. The defence will take place at 10.00 hrs at the Academy Building of Leiden University, Rapenburg 73. The supervisors…

Nationalism is commonly regarded as posing a challenge to international stability and regional and global order more generally. Arguably, nationalism encourages narrowly defined and zero-sum security policies; it works against compromises and consensus; it undermines international trust and cooperation.…

Leiden PhD researcher Karin Öberg is one of the 17 winners of the NASA Hubble Fellowship. When she has obtained her PhD this autumn she will move to the United States for three years to conduct post-doctoral research into the role of ice in star formation.

On December 10, Kazakh pianist and composer Rakhat-Bi Abdyssagin will perform at the Stadsgehoorzaal in Leiden. A remarkable event where music and modern physics come together.

Gesloten jeugdhulp moet afgeschaft worden, zei Jason (21) onlangs in de landelijke media. Zelf zat hij ruim een jaar in meerdere instellingen voor gesloten jeugdhulp, maar hij werd er naar eigen zeggen niet beter van. Promovendus Maria de Jong-de Kruijf onderzocht het hoe en waarom van deze vorm van…

Liposomes – nano-sized spheres composed of fatty molecules – are very promising for vaccination. Bio-pharmaceutical scientist Naomi Benne discovered that the immune response in animal models can be steered by varying the charge of the liposomes. She obtained her PhD degree on 8 September for this research,…

Professor Sarah de Rijcke will become the new Rector Magnificus on the Executive Board of Leiden University on 15 January 2026. She will succeed Professor Hester Bijl, who will become Rector Magnificus at Delft University of Technology.

The Olympic Games will start in Brazil on 5 August. You can find out more about this fascinating but complex country in a series of lectures organised by Studium Generale.

A team of five PhD students from Leiden University is in the running for first prize in the Pharmacometrics Skills Competition. In a drug development simulation, they apply their mathematical pharmacological skills to solve clinical problems. On 24 March they will compete in the finals in Orlando, F…

PhD student Esmee Koedoot studied the underlying processes responsible for metastases in a dangerous type of breast cancer. She hopes to find new possibilities to fight the disease. In December 2019 she obtained her doctorate cum laude.

In love, we like to use great words. We promise to love each other ‘forever’ and praise the beloved as nothing less than ‘the one’ . Meanwhile, we know very well that we don’t live eternally and that we may find our ‘true love’ one day on the opposite side of the divorce table. So why do we continue…

Leiden social and organisational psychologist Carsten de Dreu has been awarded a Spinoza Prize, the top science prize in the Netherlands. We talked to him about his passion for group processes, Leiden University and his dreams for the future. ‘A Spinoza opens up a world of possibilities.'

The Netherlands in September 2021 could be characterised as a low-trust society. Trust in the government has declined significantly in the past one-and-a-half years: from almost 70 percent in April 2020 to less than 30 percent in September 2021. There has also been a slight decrease in trust between…

Wat kun je als burger doen wanneer de overheid je persoonsgegevens gebruikt en daarmee besluiten neemt waar je het niet mee eens bent? Fatma Çapkurt promoveerde op een onderzoek hiernaar. Burgers moeten verwerking van hun gegevens beter kunnen beoordelen.

Apply now for the LUCIS Summer School on Philology and Manuscripts from the Muslim world, which will take place from Tuesday 15 August until Friday 25 August 2017 in Leiden. The deadline for applications is Friday 16 June 2017.

Writing a story from the perspective of a Rwandan girl set in Africa is not an easy task. Alumna Cultural Anthropology Ruth Erica did it. Her debut novel The tree with the bitter leaves, in which an important supporting role is played by a student of cultural anthropology, appeared in August 2020.

These days we do not just have wars and civil wars – more of a global civil war, says Bashir Azizi, who received a PhD in April 2020 for his thesis on global citizenship. The second edition of his thesis was recently published.

Researchers and clinicians at Leiden University Medical Centre (LUMC) are about to begin a milestone clinical study. It will be the first time a stem cell gene therapy developed in the Netherlands is used in a clinic. The therapy will be used to treat children with SCID, a rare disorder where children…

On 13 September, Tess de Jong will defend her PhD Thesis ‘Procedurele waarborgen in materiële EVRM-rechten’ at the Academy Building of Leiden University, Rapenburg 73, at 16.15. The supervisors are Tom Barkhuysen and Ymre Schuurmans, both professors at Leiden University.

During adolescence, some young people have stable best-friend relationships, while others change best friends frequently. Developmental psychologist Lisa Schreuders has studied the brains of young adolescents: ‘It seems that friendships in your early years can have consequences for your friendships…

An image has great powers of persuasion. It is said that ‘a picture is worth more than a thousand words’. But these days, images can easily be manipulated with severe consequences. ‘Perhaps it’s time to reconsider the value we attach to images’, says Elize de Mul, whose PhD thesis deals with ‘digital…

Boys with autism are more prone to develop physical complaints, depression and aggressive behaviour. Psychologists at Leiden University have discovered that this is mainly related to rumination. Publication in the Journal of Autism and Developmental Disorders.

Protests have been raging in Iran for two months since the death of 22-year-old Mahsa Amini. The role of social media in the protests against the Iranian regime should not be underestimated, says Senior Assistant Professor and Iranian Babak RezaeeDaryakenari.

As a twelve-year-old girl, Nicky van de Beek became intrigued by the tomb chapels in Saqqara, Egypt. Now she is doing her PhD on them, just like another Leiden Egyptologist decades earlier. Herta Mohr persevered with her research during World War II. Now she is the namesake of the first Leiden building…

If you expect something is going to itch, the itching really does get worse. Leiden health psychologist Danielle Bartels has proved the effect of negative expectations on itching. What’s remarkable is that this nocebo effect in itching can be reversed. ‘That offers good prospects for clinical practice,’…

Over the past few hundreds of years, the world has changed radically. However, cultural stereotypes from the 17th century are still alive and well today, and even academic researchers sometimes use terms coined centuries ago. Why do they do that? Herman Paul, Professor of the History of the Humanities,…

Just imagine new AI technology is able to read human emotions flawlessly. How would that affect us as humans? That is the question PhD candidate Alexandra Prégent is exploring.

With a large majority of votes, drug researcher Alireza Mashaghi Tabari was chosen Discoverer of the Year 2017 of the Faculty of Science. This was announced by Rector Carel Stolker during the faculty’s New Year's reception on 9 January. Computer scientist Kristian Rietveld became Teacher of the Year…

Hermelijn Smits is Professor of Host-commensal Interactions and Immune Modulation. In this role she is increasing our current understanding of the way in which microbes and parasites shape our immune system to protect us from respiratory infections and chronic inflammatory diseases. In her inaugural…

Cramming from a book, making notes or learning summaries. In the past these were about the only ways to memorise your course material. But that has long since changed. Multimedia is the code word. But is it effective?