On 12 September 2019, Michiel Rhoen defended his thesis 'Big Data, Big Risks, Big Power Shifts: Evaluating the General Data Protection Regulation as an instrument of risk control and power redistribution in the context of big data'. The doctoral research was supervised by Prof. G.J. Zwenne and Prof.…

The STAP study examines the cost-effectiveness of Written Exposure Therapy (WET) for post-traumatic stress disorder (PTSD) symptoms in primary care settings.

Drs. Bart Lenselink won the oral presentation at the LACDR Spring Symposium with his presentation “Predicting Drug Potency”.

Professor Jan-Bart Gewald has been appointed as the new director of the African Studies Centre in Leiden with effect from 1 September 2017, for a period of five years. Professor Gewald will succeed Ton Dietz, who will be retiring in September.

Promotor: P.J.J. Hooykaas, Co-Promotores: P.B.F. Ouwerkerk, M. Wang

Dit proefschrift beschrijft een collectie aan alternatieve strategieën voor het begrijpen, ontwerpen en toepassen van lipide nanosystemen, waarin de rol van de bio-nano interacties centraal staan. In het bijzonder wordt gekeken naar de interactie van RNA-lipide nanosystemen, bekend van de toepassing…

Irna Hofman defended her thesis on 10 January 2019.

On Friday 7 March 2025 Adam Knight successfully defended a doctoral thesis and graduated.

The transition period in which men become fathers might provide an important window of opportunity for parenting interventions that may produce long-term positive effects on paternal care and, consequently, child development. Existing prenatal programs traditionally focus on maternal and infant health…

Actinobacteria are Gram-positive bacteria that have a complex multicellular life cycle and are well known for their ability to produce a wide range of bioactive natural products (NPs).

Promotor: Prof.dr. G.P. van Wezel, Co-Promotor: E. Vijgenboom

The central question in this book is whether there is a human right to family unification.

This project is funded by the Dutch Cancer Society. The project will be part of an ongoing research line aimed at identifying mechanisms of cancer therapy resistance and metastasis. In this project, it will be investigated how the Grainyhead family of transcription factors controls therapy response…

While many healthcare professionals indicate that they frequently use placebo effects and their mechanisms, there is little formal training on how to deal with placebo and nocebo effects in clinical practice. This project aims to address this gap between scientific knowledge on placebo and nocebo effects…

The PID-directed shift in PIN polarity has been broadly accepted as one of the essential mechanisms for the regulation of auxin transport polarity.

Nematic liquid crystals form the key ingredients of most tv screens. The active version of these complex fluids forms a useful model for physicists to research the responses of active matter—like bacteria or traffic flows—to mechanical and geometrical cues. An international research team publishes their…

As of 1 September Jan-Bart Gewald has been appointed as Professor of Southern African History in the Leiden Institute for History, in conjunction with the African Studies Centre, Leiden.

Very little is known about the relationship between religion and the digital future. Bart Barendregt, Professor by special appointment Anthropology of Digital Diversity, is about to change that. He receives a Vici grant of 1.5 million euros from the NWO for his research project 'One between the Zeros,…

On 3 December 2018 Melanie Fink, Postdoctoral Researcher at the Europa Institute, spoke at the Conference ‘Managing Migration Through Criminal Law Tools’.

What is the effect of training children to exercise self-control? Niko Steinbeis has been awarded a major European subsidy to find the answer to this question. The innovative aspects of this research are the target group, an individual approach to the training and examining the child brain the scann…

Rigid materials break more easily than floppy ones. This simple observation allows to predict and control the width of cracks. Theoretical understanding of how materials break is useful in for example the production of cars or screens. Publication in PNAS.

Reijer Passchier universitair docent Staatrecht in Leiden en hoogleraar Digitalisering en de democratische rechtsstaat aan de Open Universiteit, presenteerde op 11 februari zijn bevindingen over het gebruik van digitale systemen bij de uitvoering van wetten, aan de Vaste Kamercommissie Digitale Zaken,…

How did Fustat develop between 640 and 750 to become the capital of Egypt? At the time Egypt was a province of the Islamic empire - the caliphate - that had been started by the prophet Muhammad. Original sources used by Arabist Jelle Bruning give new insights into the city. PhD defence on 2 April.

Which criteria do ED patients and therapists evaluate as most relevant for recovery? Do patients and therapists differ in their evaluations? Do eating disorder patients differ from a healthy control group in their scores on the Recovery Scale?

On Friday 16 May Juul Eijk successfully defended a doctoral thesis and graduated.

eLaw is a research institute of interdisciplinary scholars who explore issues at the intersection of law, technology and society.

Nature, nurture and neural mechanisms of social emotion regulation in childhood

The increasing competition in the automotive industry requires the tailored, swift development of technologically sophisticated vehicles. Therefore, the computationally expensive state-of-the-art simulation technologies are combined with optimization algorithms. An example of a real-world optimization…

Researchers at Leiden University have demonstrated that tumours can apply mechanical means to attract the blood vessels they need to be able to grow. The team published this discovery on 2 March in Nature Scientific Reports.

Promotor: Prof.dr. G.P. van Wezel

Source: Purinergic Signal., Volume 10, Issue 3, pp. 441-53 (2014)

Why are not all children equally responsive to variations in the social environment?

How did Dutch refugee policies develop during a period in which consecutive coalition cabinets were responsible for these policies during refugee crises between 1913 en 2017 and what were the considerations that can explain this development?

Our Principal Investigator Bart Barendregt is also UNESCO Chair in the Anthropology of Digital Diversity.

Leiden University has long history of research and teaching on Asian traditions, with a focus on language and philology, history, religious studies, philosophy, law and literature. Leiden has in the last thirty years also built up an equally impressive strength in the study of modern and contemporary…

Polarisation in our society is on the rise. What makes people increasingly radical? How do we protect ourselves from extremist, terrorist or criminal threats, be they physical or in the cyber world? And what role do intelligence services play in this?

Resilient Diversity: the Governance of Racial and Religious Plurality in the Dutch Empire, 1600-1800

Now and then we organise book launches to present the latest publications, both academic and popular, in our broad field.