Viktorija Kostadinova, from Macedonia and currently a second-year PhD student at the Leiden University Centre for Linguistics, has just returned after two and a half months at the University of Michigan: ‘It was a truly rewarding experience.’

How is interdisciplinary collaboration faring at Leiden University? And has disciplinarity been completely abandoned? I’d like to reflect on some concerns among colleagues and on our plans for the future.

In the tv show 'De wereld draait door' of Tuesday 4 February, Prof. Hendrik Lenstra, together with Prof. Barry Koren, gave an explaination of the so-called 'Millenium Problems'.

Sam de Schutter (Phd Candidate at the Institute for History) received an Honorable Mention by the Disability History Association.

In the BNR Newsradioprogram De Nieuwe Wereld, professors Aske Plaat (Data Science) and Catholijn Jonker (Explainable AI) of the computer science institute of Leiden University discuss about decisions made by computers. From self-driving cars to intelligent soap pumps: should we be able to follow the…

The annual conference of the Global Transformations and Governance Challenges (GTGC) interdisciplinary research programme will take place in The Hague on 7-9 June. Why should you be there? ‘The problems in the world affect us all. This conference will be looking at planetary governance’, says programme…

This thesis described the development of novel scanning tunneling microscopy techniques to investigate strongly correlated electronic states in quantum matter.

From painful joints to intense fatigue: a third of rheumatism patients suffer serious effects from this chronic condition and rely long-term on medication. Leiden psychologists are to receive a subsidy from the Netherlands Arthritis Foundation to investigate whether placebo techniques can help patients…

Interest organisations are increasingly taking legal action and that’s a good thing for democracy, says PhD candidate Rowie Stolk. ‘It means that the most vulnerable social groups – including children and refugees, who tend to have a weaker political position – are protected.’

How do you ensure that a drug has an effect on the right protein – and nothing else? Chemist Anthe Janssen explored various methods for determining the selectivity of potential medicines. He also looked at the substance BIA 10-2474, after a man died in a French clinical trial in 2016. PhD defence on…

In this blog post Saskia Postema and Jan Melissen claim that Chinese UN celebrities’ activism under Xi Jinping has become aligned with the Chinese leadership’s ambitions.

The celebration of our up-and-coming science talent, that is the Psychology Science Day. Students stand proudly by their research posters and enrich the insights of fellow students, PhD candidates, postdocs and faculty with their explanations.

The shift from response to recovery is now noticeable as the world moves past the paralyzing effects of the COVID-19 pandemic. This book explores responses to the pandemic by international, regional, and local institutions, multilateral action, and crisis prevention efforts at different levels of governance,…

The aim of this thesis was to develop novel treatment strategies for different types of eye melanoma utilizing zebrafish models. We first establish orthotopic and ectopic xenograft models for uveal and conjunctival melanoma by engraftment of the immortalized cells derived from these tumors into zebrafish…

Food security is challenged by a growing global population and by climate change. Drought and soil salinity are considered the most important ones that inhibit crop yield and distribution. Worryingly, climate change is predicted to increase not only their frequency and severity, but also their co-occurrence,…

This thesis develops a method for direction dependent calibration of the ionosphere in radio interferometric data.

Subjects Barbarian, Monstrous, and Wild responds to a contemporary political climate in which historically invested figures of otherness—barbarians, savages, monsters—have become common discursive currency.

Find out about the effects of Brexit on contracts and supplies.

The aim of this thesis was to study phage infection in Streptomyces, focused on cell wall-deficient cells. Bacteriophages (or phages in short) attach to the cell wall of bacteria after which they replicate and lyse the host cell.

The work in this thesis describes the fundamental role of Lkb1 as a conductor of metabolism-related processes in zebrafish larvae.

This volume investigates how loanwords can prove past contact events, taking into consideration ten different regions located in the Philippines, Eastern Indonesia, Timor-Leste, and New Guinea.

How to explain the apparent high success rates of the EU infringement procedures, which are the major tools for enforcing EU law, against the member states?

This dissertation studies how domestic regulatory agencies and the officials representing them are influenced by and deal with the increasingly complex transnational environments in which they have come to operate. Based on (social) network analysis it demonstrates how decisions of domestic agencies…

The decades around 1800 constitute the seminal period of European nationalism. The lin­guistic corollary of this was the rise of standard language ideology, from Finland to Spain, and from Iceland to the Habsburg Empire. Amidst these international events, the case of Dutch in the Netherlands offers…

The Future of Multilateralism addresses current challenges and future perspectives of international and regional organizations. It aims to uncover how stable the foundations of global cooperation really are, particularly in the light of the latest unilateral and protectionist practices of international…

In this paper, Kantorowicz aims to track the persistent effect of former partitioning borders on property tax rates in Poland.

Promotor: Prof.dr. G.R. de Snoo, Co-promotores: Dr. ing. M.G. Vijver, J.P.M. Vink

Jaroslaw Kantorowicz examines how strategic climate litigation influences public attitudes on climate policy, using a UK experiment to explore legal cues.

The use of N fertilizers has increased worldwide in the past century. While this increased input of N has increased food productivity, it has also contributed to decreases in biodiversity, soil quality and environmental health, including increases in greenhouse gas emissions.

The main aim of my Ph.D. thesis is to further explore the value of using early developing zebrafish larvae (up to 5 dpf) as a model to study anxiety-like behaviour and their pharmacological modulation with drugs.

Yeast, alpacas, and antibodies. They may seem unrelated, but within the project of the Leiden iGEM students, they come together perfectly. For the international synthetic biology competition iGEM, the team is working on an innovative method to produce nanobodies—a special form of antibodies—using brewer’s…

Op dinsdag 15 oktober 2024 nam Rogier Kegge, universitair docent Staats- en bestuursrecht, deel aan de zogenoemde technische briefing van de vaste commissie voor Infrastructuur en Waterstaat over het voorzorgsbeginsel.

The German government recently asked the European Central Bank to account for a programme that already ended. Gerrit Dijkstra, assistant professor at Leiden University, wrote an opinion piece for de Volkskrant about how this tick is a sign of a new collision course.

I came to Cairo to delve into the manuscript collection of the Egyptian National Library and Archives (Dār al-Kutub wa-l-wathā’iq al-qawmiyya) for my PhD. I am a PhD researcher at the University of Ghent in Belgium, but the NVIC has become my home office for the next few months. Amidst the never-ending…

Ancois de Villiers, PhD candidate at the Institute of Cultural Anthropology and Development Sociology, received the PeerJ Award for Best Student Presentation at the International Mediterranean Ecosystems Conference.

Comparing individual health data with group data allows doctors to give personalised advice and patients to learn from one another's experiences. Wessel Kraaij, Professor of Applied Data Analytics, shows how personal data can have a valuable predictive function. Inaugural lecture 24 February.

The state should prepare 'lifers' better for returning to society, for example by giving them some control over their own lives. This is the finding of Marieke Liem in her book 'After Life Imprisonment', published on 19 August.

Twee jaar geleden klaagde promovendus Danny Mekić het socialmediaplatform X aan, omdat zijn account, zonder toelichting, onvindbaar werd gemaakt. Hij kreeg gelijk van de rechter, maar X verzet zich ertegen: ‘Twitter wil niet transparant zijn.’

Marjo de Graauw, adviser Educational Innovation and Academic Teacher at Bio-Pharmaceutical Sciences has won the Turnitin GLobal Innovator Award for Europe.

De uitnodiging staat ter discussie vanwege Bosmans controversiële uitspraken over het slavernijverleden. Bosman is echter in de hoedanigheid van voorzitter van de Tweede Kamer uitgenodigd en niet als PVV’er. Wim Voermans, hoogleraar Staatsrecht, spreekt over dit onderwerp in het Parool.

Friso Stevens, External PhD candidate at the Institute of Security and Global Affairs (ISGA) at Leiden University, wrote in de Volkskrant on the Chinese investment drive.

Op maandag 1 april 2024 stierf onze leermeester, vriend en gewaardeerd collega Dr. Alexander Hendrik de Groot (Sander).

Sam de Schutter won the Brill/Diplomatica Mattingly Prize 2019 for his article “A Global Approach to Local Problems? How to Write a Longer, Deeper, and Wider History of the International Year of Disabled Persons in Kenya”. We asked him some questions about the research he is doing that has led to this…

Han de Winde will step down as a member of the faculty board of the Faculty of Science from 1 September 2018. De Winde had been vice–dean at the faculty since 2013. As director of education he was responsible for the bachelor's and master's programmes at the faculty.

Few people would associate the name Anton de Kom with Leiden. Yet the Surinamese freedom fighter is the subject of an exhibition at Museum De Lakenhal.

On Monday 23 January 2023 J.T.P. (Hans) de Bruijn passed away at the age of 91. Until 1995 he held the Chair of New Persian Language and Culture at Leiden University.

In the podcast Het Geldspoor, Professor of Tax Law Jan van de Streek speaks about the profession of tax advisers. 'Tax consultants should take a firmer stance more often’, says Van de Streek.

Dusted off and fresh from the field, some insight perspectives on the 2012 field season of the Proyecto Arqueologico Centro de Nicaragua. It's safe to summarize the field campaign as having generated some insights, and possible answers, many more contacts, and the occasional frustration for added bo…

Meike de Goede has received a research grant of €14,600 from the Gerda Henkel Foundation for her research on the post-colonial silencing of anti-colonial resistance in Congo-Brazzaville.

Jorinde van de Vis wins the For Women in Science Rising Talent-prize for women in science, for her PhD thesis in cosmology and particle physics.