1,184 search results for “immuniteit infection en tolerance” in the Public website
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Sylvestre Bonnetbonnet@chem.leidenuniv.nl | 071 5274260
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Afshin EllianFaculteit der Rechtsgeleerdheid
a.ellian@law.leidenuniv.nl | 071 5277652
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Edwin BakkerFaculteit Governance and Global Affairs
e.bakker@fgga.leidenuniv.nl | 070 8009506
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Remko Offringar.offringa@biology.leidenuniv.nl | 071 5275097
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Maarten Jansenm.e.r.g.n.jansen@arch.leidenuniv.nl | 071 5272727
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Jan Michiel OttoFaculteit der Rechtsgeleerdheid
j.m.otto@law.leidenuniv.nl | 071 5277260
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Animated video in Dutch about corona specially for children
A Dutch-language video shows children their new life during the corona crisis and gives them some guidelines to help them feel less worried. The short animated video was made by two German researchers with whom child psychologists Anke Klein and Annelieke Hagen are working. ‘With our translation, this…
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Blog Part I: Lobbying in times of (Corona)-Crisis: the Good, the Bad and the Ugly
An article by Bert Fraussen, Adria Albareda, Caelesta Braun, Moritz Muller & Erin Sullivan, published as a three-part blog series.
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Student with coronavirus: ‘My lecturer helped me a lot’
Two months ago, history student Willemijn contracted coronavirus. At the time she was taking a course given by lecturer Rens Tacoma. What can you do if you’re even too ill to follow online lectures? And how are lecturers dealing with the growing number of sick students? ‘We have to work it out toget…
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Manon van der HeijdenFaculty of Humanities
m.p.c.van.der.heijden@hum.leidenuniv.nl | 071 5272670
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Socio-legal researchers tour Morocco to share migrants’ experiences
How do migrants navigate key life events? Researchers from the Living on the Other Side project looked at the experiences of migrants who have settled in Morocco. During a recent tour through Morocco, they shared their insights with respondents and fellow researchers.
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Interview with Cristina Grasseni: new Professor of Anthropology
On February 1st Cristina Grasseni started as Professor of Anthropology at the Institute for Cultural Anthropology and Development Sociology. She is bringing the ERC Consolidator project ‘Food Citizens?’ with her to Leiden. A few questions to get to know the new professor.
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‘Partying is fine but we still need to protest’
Leiden University was present for the second time at the second Leiden Pride on Saturday.
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Putting migraine into words: the patient’s account is crucial for diagnosis
Migraine can’t be diagnosed with a blood test, scan or physical examination. Language therefore plays a crucial role in its diagnosis. Neurologist Joost Haan has researched the relationship between language and migraine, and looked at how migraine is described in fiction. His PhD defence is on 22 Oc…
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Burkina Faso: Artisanal Gold Mining in the Context of Violent Insecurity
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.…
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Satellites reveal: these ecosystems are the most vulnerable to drought
More severe droughts that will also last longer: this will primarily be a problem for irrigated croplands, as discovered by environmental scientist Qi Chen. Mixed forests with a variety of plant species will be the least vulnerable. Chen compared the effects of drought on different ecosystems across…
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Best Spanish doctoral thesis in Soil science in 2015 for CML researcher Daniel Arenas Lago
The Spanish Society of Soil Science has chosen as the best thesis of 2015 (call 2016) in Spain to the CML-researcher Daniel Arenas Lago, for his research at the University of Vigo that expands and deepens in new knowledge about adsorption and retention of heavy metals in soils, an issue increasingly…
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Nerve stimulation effective in patients with untreatable cluster headaches
Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…
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Leaving Afghanistan: ‘Tensions with Russia and China are rising further’
After an extremely painful conclusion, the Western allies have left Afghanistan and the Taliban have regained supremacy. How will Afghanistan move forward, and what does the departure mean for global relations? Rob de Wijk, emeritus Professor of International Relations and Security, analyses the failure…
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Veni winner Susanna de Beer on the use of cultural heritage
Society has an impact on what is viewed as heritage. Susanna de Beer investigated how heritage can be made enduring by making use of it in the present. Lars de Kruijf, student of Dutch and Journalism New Media, spoke with Susanna de Beer.
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Hugo Grotius: from Leiden student to founding father of international law
Hugo de Groot, one of history’s most famous legal scholars, was already studying arts and law in Leiden at the age of 11. How did his career take off from that point and who inspired him?
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International Studies students receive their diploma
On 30 August 2024, 330 students received their Bachelor Diploma of International Studies. The students were awarded their diplomas in the historic Pieterskerk in Leiden. A large audience of about 1000 people consisting of friends, family, and staff members gathered to celebrate the graduates’ achievements…
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Leiden University involved in five Gravitation projects
Leiden University is involved in five new NWO Gravitation projects. Two relate to mental disorder and the remaining three to a healthy lifestyle, the combination of human and artificial intelligence, and the special relationship between plants and microbes.
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Oeverplanten
For many people spring is associated with the awakening of nature. The trees begin to paint the backdrop green again, welcoming the beginning of a new season with the chorus of frogs and bees, and the scent of flowers in the air. For Jaqueline Henrot, researcher at Naturalis Biodiversity Center and…
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Historian Ronald Kroeze: 'We must view political integrity from a historical perspective'
The democratic rule of law is under pressure due to a series of scandals and integrity issues, as seen in the recent parliamentary inquiries. Professor Ronald Kroeze explains: 'Public office holders are expected to show complete dedication, but that norm is quite absolute, and what we mean by it is…
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Call for papers: The Hague Program for Cyber Norms Conference 2019
The Hague Program for Cyber Norms organises the second conference of an annual series to encourage academic diversity in the study of cyber security. The theme is 'Dealing with Uncertainty'. The conference will take place in The Hague on 5 and 6 November 2019. Deadline submission of extended abstracts…
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‘Social deprivation on Curaçao deliberately maintained’
From the 19th century, Dutch colonisers on Curaçao relied heavily on the Catholic church. Missionaries provided not only teaching and spiritual care for the Catholic Afro-Caribbeans, they also ensured social order and peace. However, these benefits came at a price. The gap to good education and participation…
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Educational experiment with polder rice
Is polder rice a feasible circular alternative to cows on peat soil? In May, an experimental trial began, with researchers from Leiden University and Wageningen University & Research (WUR) planting around 3,000 rice plants at the Polderlab near Leiden. The researchers aimed to test rice as a middle…
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How Nelson Mandela became a Leiden Honorary Doctor
Nelson Mandela, former President of South Africa, who died on 5 december 2013, received an honorary doctorate from Leiden University in 1999. Mandela’s response was modest: ‘It is not a personal achievement. It is a tribute to all those who emerged from underground, from prison, from exile...’
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Belittling and threats are part of everyday life for outspoken women
In a fiery Annie Romein-Verschoor lecture, Sylvana Simons opened up about her experiences as a woman in politics. The leader of the BIJ1 party is regularly the subject of belittling comments and threats. Writer Aafke Romeijn, who reflected on the Simons’ lecture, has also been threatened frequently…
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‘My mother couldn’t attend my wedding due to corona measures’
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…
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Farewell to Diversity Officer Aya Ezawa: Tireless advocate for D&I
Aya Ezawa bade farewell as Diversity Officer of Leiden University at a celebration in the Academy Building on 11 June. Since her appointment in 2019, she has been a tireless advocate for culture change and a champion for diversity, inclusion and equal opportunities for all.
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'Terrorism and cyber criminality call for better international cooperation'
The United States and the European Union need to work together more closely in the field of the law to fight terrorists and criminals who are operating increasingly internationally. This was the advice given by American Minister of Justice Loretta Lynch during her visit to Leiden University on 1 Jun…
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‘Scandals mean society is actually doing well’
Whereas the Netherlands Court of Audit used to conduct an investigation once a year, the average civil service organisation now has a few per year to contend with. Is so much going wrong nowadays? Not at all, says Professor by Special Appointment Sjoerd Keulen. ‘It’s one of the methods that makes democracy…
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Tigers and people can live next to each other in India
When people and tigers use the same forest, their ability to cope and co-adapt to the influences of the other is much higher than currently understood. This is one of the conclusions drawn by Leiden BioSocial researcher Shekhar Kolipaka, who researched whether tigers can survive in human-dominated…
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Villagers steal meat from lions
Researchers from Leiden see hungry villagers in the north of Cameroon steal meat from the prey of lions. The researchers from Leiden University's Institute for Environmental Sciences (CML) reported on this kleptoparasitism in the online publication of the African Journal of Ecology in July.
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‘If you want to understand China, read what Chinese scholars are writing’
Contrary to what one might expect, societal actors influence China’s foreign policy. PhD candidate Sabine Mokry investigated how Chinese academics and think tanks impact the authoritarian leadership’s views on what constitutes the country’s national interest in the international arena. On 14 November…
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Between Power and Public Opinion: State Reform in Nepal
On 24 April 2025, political scientist Pawan Kumar Sen will defend his PhD dissertation,
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'Using mediation in cultural conflicts'
Insults have a stronger effect on people from honour cultures because their honour is at stake. Escalations can be prevented if their sense of honour is left intact or if the perpetrator expresses sincere regret Leiden psychologist Said Shafa has found.
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Steering the immune system with liposomes
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,…
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Three questions to Maurits Berger about his new Islam podcast
Maurits Berger's new English-language podcast, Matters of Humanities: History of Islam in Europe covers no fewer than thirteen centuries of history. In eight episodes, professor of Islam and the West Maurits Berger argues that the Islam and Muslims are an important part of European history: ‘That was…
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Black lives matter: ‘Why the American protests have resonated in the Netherlands’
The death of George Floyd at the hands of the police may have sparked the Black Lives Matter protests in the United States and here in the Netherlands, but they are about more than that alone. We asked Karwan Fatah-Black, a historian who specialises in the Dutch colonial history, for his analysis. ‘We…
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Designing and building a sound sculpture with 3D printed parts
In the Digital Humanities Lab, students and staff can make use of various technical facilities. PhD student Caeso tells us more about his experiences with the printer in the Maker Space.
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Interview with Rector Hester Bijl: ‘There is no place for antisemitism here’
Leiden University is under fire: it is allegedly doing too little to tackle antisemitism. Rector Hester Bijl responds to this accusation and to a video from 2014 on social media in which extreme remarks are made. ‘We can be short about such comments: they are unacceptable. The university is and always…
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Shift in scientific consensus about demise of Neanderthals
It is still unclear how the Neanderthals died out. For long, one theory seemed most likely: the emergence of the highly intelligent Homo sapiens, or modern humans. This competition hypothesis is no longer the dominant theory among scientists, research among archaeologists and anthropologists has shown.…
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What crime reporting can teach us about women’s history
How can you learn about women’s history if they are under-represented in historical sources? Look at news coverage of crime, says Clare Wilkinson, PhD candidate in gender and history. ‘Historical crime reporting offers a glimpse into forgotten groups.’ The doctoral defence will take place on 23 Apri…
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With these small adjustments we can reduce nitrogen loss in peat meadows
Relatively simple adjustments can reduce nitrogen losses on dairy farms in peatland areas. That’s the conclusion of the PhD research by by Leiden environmental scientist Jeroen Pijlman at the Louis Bolk Institute. Protein-poor grass species and narrow-leaved plantain in the grassland can limit nitrogen…
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Research
The Faculties of Leiden University have developed several themes for research cooperation between Leiden University and its Indonesian partners.
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Seed Funding
Una Europa launches regular seed funding calls. Leiden University and other Una Europa partners also often offer funding for projects involving Una Europa universities.
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LCN2 seminar January 2026
Lecture