The ERC project ‘Healthscaping Urban Europe’ will hold a concluding plenary event on 30 September, where three experts will explore the history of premodern public health and especially reflect on possible future directions within this research field. All are welcome to join in person in the Doelenzaal.…

Challenges for the protection of traditional knowledge and genetic resources, traditional cultural expressions, and traditional knowledge of indigenous peoples in the international scenario.

On 20 June, Anne Hendrikx defended the thesis 'Methods of contract interpretation: a model for the interpretation of a contract'. The doctoral research was supervised by Henk Snijders.

The Role and Effectiveness of the G20. In this article, published in The Changing Global Order part of the United Nations University Series on Regionalism book series, author Jaroslaw Kantorowicz discusses the evolution of the G20.

Public leadership received increasing attention, but we still do not understand how the context of public leaders affects leadership. This research project delves into public leaders’ perceptions of the leadership situations they find themselves in, which are characterised by multiplicity – one could…

Promotor: C.A.J. Knibbe, Co-promotor: J.J. Boelens, R.G.M. Bredius

Ben Wielstra studies balanced lethal systems, in which half of the offspring die before birth. In the journal Current Biology, he explains in an accessible way how such a disadvantage can originate in nature.

On 5 June, Maarten Aalbers defended the thesis 'The balancing of general interests in EU State Aid Law: blurred lines between the prohibition and the compatibility of aid'. The doctoral research was supervised by Pieter van Cleynenbreugel and Stefaan van den Bogaert.

PhD defence

In a publication in Science, Noam Zelcer from the Division of Biopharmaceutics describes a previously unrecognized pathway to regulate LDL-cholesterol levels. He is also able to modulate this pathway. This opens the possibility for complementing and improving the efficacy of statins: A class of drugs…

(1) What are the institutional factors that influence AI adoption and implementation? and (2) How does AI reshape the exercise of administrative discretion within public organisations, and how do adoption and implementation choices moderate these effects?

Calamus javensis is polymorphic. Morphometry and molecular approach resulted in all names used in the complex are regarded as synonyms of C. javensis except C. tenompokensis, which is retained as a distinct species. One variety is here recognized, C. javensis var. polyphyllus (including C. acuminatu…

Polls conducted by I&O research point to a political landslide. What's in store for the Netherlands? The polls show that the new party of MP Pieter Omtzigt is well-positioned for the upcoming election, with an expected 31 seats, but only 3 for the Christian Democratic Alliance (CDA) party. It is obvious…

The world around us is changing. What does that mean for the future of Europe, on this turbulent world stage? And what does it mean for our teaching, and for the expectations that Leiden University has of its students? These were the key questions during the opening of the 2018-2019 academic year on…

LION offers a PhD program in which candidates carry out independent research on a specific topic, culminating in a PhD thesis.

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Tonal bilinguals of two closely related Chinese dialects are amazing people. They handle two tonal systems in their mind; their two vocabularies are from closely related dialects, and they write translation equivalents with common Chinese characters. Their unique language situation makes their mind…

Research on this theme addresses the systemic risks faced by European societies and affecting the quality of life of European citizens.

The new special issue on non-western non-state diplomacy, edited by Natalia Grincheva and Robert Kelley, is available online now and contains two Forum essays, four articles and two book reviews.

The Leiden University’s Program for Cyber Norms, a research platform to investigate the development and implementation of law and policy applicable to uses of ICTs, in cooperation with the think-tank ICT4Peace conducted a global open consultation on how to implement the UN Group of Governmental Experts’…

How to strike a balance between the sometimes conflicting stakes of individual, public and private data-producers and data-processors?

Contract means contract? Step-in risk, safeguards and resolution

Speech Prosody 2024 includes seven special sessions. When making a submission, authors are asked to indicate whether they want their paper to be considered for a special session. You can find descriptions of each below.

The central aims of MicroClock project are to describe the B. subtilis circadian clock at molecular and functional levels, and discover the mechanisms of clock-regulated bidirectional signaling between B. subtilis and the model plant Arabidopsis

This thesis represents a comprehensive investigation into the control of cancer stemness and metastatic initiation using a combination of advanced zebrafish xenograft models and in vitro assays.

Leiden Budget Incidence Fiscal Redistribution Database (2011), assembled by Chen Wang and Koen Caminada (Version 1, August 2011), presents the disentanglement of income inequality and the redistributive effect of social transfers and taxes in 36 LIS countries for the period 1970-2006.

Just like every other organism on Earth, plants’ ultimate goal is to survive and reproduce. In order to achieve this, they must make trade-offs between where and how to allocate their finite set of resources. Whether they put their resources and energy into their growth, reproduction or maintenance,…

On the 13th of November, Yifei Bi successfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Yifei on this achievement.

This dissertation focused on computational methods based on first principles calculations using the Density Functional Theory (DFT) framework. Emphasis was laid on affordable methods that can provide a tradeoff between computational expense and accuracy.

Phonology is the study of speech sounds within and across languages. It touches topics such as speech sound variation, speech sound combinations and acquisition.

Being a supervisor is a demanding job. With these golden rules in mind, you'll do just fine. You can keep reading below, or you can download the PDF in which you find a visual representation on the rules.

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Being a supervisor is a demanding job. With these golden rules in mind, you'll do just fine. You can keep reading below, or download the PDF on the right for a visual representation.

The institute hosts criminal lawyers and criminologists who engage in high-quality scientific research that is also relevant for society.

Do young people who want to change gender have the unconditional right to medical treatment? Pediatric Endocrinologist Martine de Vries, who is also Professor of Medical Ethics, treats transgender children and adolescents. She will discuss this in her ‘Pride Talk’ on 18 September.

Students in EFL (English as a foreign language) classes may regard their non-native teachers as successful models of intercultural communication and mediators between the cultures of English-speaking countries (ES cultures) and their own cultures. Teachers who are aware of such roles may introduce and…

How effective is eye movement desensitization and reprocessing therapy in targeting epilepsy-related anxiety?

Experimental research

How can video on professional practices in university courses be used in a valid and useful way for assessment and feedback?

Psycholinguistic research

On the basis of the characteristic aspects of a picture, certain computers can tell us what the picture is showing. They can learn this in the same way that young children are able to learn to recognize images. Further improving these techniques opens the way to a whole range of new applications. Biology…

The Supramolecular & Biomaterials Chemistry group comprises the PIs Alexander Kros, Roxanne Kieltyka, Gregory Schneider and Sander Wezenberg, and is active in the field of self-assembly of amphiphilic peptides and applying them in supramolecular chemistry.

On November 1st, Min Liu succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Min on this great result.

Are there any differences in gaze behavior between high and low socially anxious individuals? What factors influence the relation between social anxiety and gaze behavior?

A full overview of THEOR PhD theses.

Dr. at the Department of organic chemistry, Wageningen University - the Nederlands

Over the last decades, income inequality has increased globally. How do social policies affect this increasing trend? How do international trade and technological progress affect inequality? What is the profile of income inequality in China?