To make the right clinical decisions or develop effective diagnostic tests and treatments, it is important to understand the underlying mechanisms of a condition or behavior.

Nietzsche's famous notion 'amor fati' is often associated with the Stoic maxim to 'live in accordance with nature'; we have to fully accept our fates in order to attain happiness. But is happiness really what Nietzsche's 'amor fati' is about? And how to account for all the fiercely critical remarks…

On 13 December 2023 Alf Farabi successfully defended a doctoral thesis and graduated.

Pulsars were first discovered in 1967 and since then the population has grown and expanded over several wavelengths.

This project investigates how the first generation of Dutch printed books (the incunabula, 1473-1501) affected late medieval spirituality, religious practice and visual culture in the Low Countries.

It is an established fact that the Standard Model has to be extended to explain the so-called Beyond the Standard Model (BSM) phenomena: dark matter, matter-antimatter asymmetry of the Universe and neutrino flavour oscillations.

A Spatial Enquiry into the Urban Society of Rome’s Imperial Port-Town

How do humans construct their self?

In surface science there is great effort to move from studying simple, flat model surfaces in vacuum to investigating more complex model catalysts in gas environments (in situ). This thesis gives three examples of such studies using microscopy and spectroscopy.

This research aims to address the connection between Sufism and modern Arabic Literature (specifically, Palestinian literature).

The main question I want to answer is about the mutual influence between the cultural and settlements changes that occurred between the Bronze and the Early Iron Age in Margiana and the management of water resources.

In this article, Dimiter Toshkov investigates the determinants of COVID-19 vaccine hesitancy and refusal, focusing on Eastern, Southern and Western Europe.

This book presents an archaeological overview of the presence and development of Egyptian material culture in the context of Augustan Rome.

Ömer Koçyigit defended his thesis on 7 July 2020

Freshwater is an important resource, but at a great risk of species decline due to habitat loss, pollution and over-exploitation, and invasive alien species.

This thesis investigates the connection between tonal realization and tone change (tone sandhi) in Wenzhou Chinese, and whether and how such a connection is conditioned by prosodic structure and focus marking.

Key publications of the Barz Lab

The research provides insight into disease behavior in both rural and semi-urban areas in Serengeti in Tanzania.

On 21 January 2021, Fachrizal Afandi defended his thesis 'Maintaining Order: Public Prosecutors in Post-Authoritarian Countries, the case of Indonesia'. The doctoral research was supervised by Prof. A.W. Bedner and Prof. J.H. Crijns.

Source: Biosens Bioelectron, Volume 74, pp. 233-42 (2015)

In higher education intermediate assessment is used in different ways. In her PhD research Indira Day shows that lecturers should be able to continue to have the freedom to use various test forms, because not one type of test is optimal.

In this article, Bart Schuurman and Sarah Louise Carthy conduct further research into the understanding of the causes of terrorism by assessing differences and similarities between left-, right- and jihadist extremists and terrorists. The article draws on the Analysen zum Terrorismus, one of the most…

How can we implement the technique of pharmacological resting-state fMRI to improve the diagnosis of dementia?

When does teacher agency occur in the university context, and how is this related to teaching?

The growing popularity of corporate self-regulation to address supply-chain issues puts Corporate Social Responsibility and specifically codes of conduct, at the centre of attention. In this article, Jaroslaw Kantorowicz, Sarah Vandenbroucke and Yvonne Erkens analyse supplier codes of conduct of multinational…

What are relationships between student teachers’ personal characteristics, learning experiences and perception of external environmental aspects impacting teacher career and their commitment to teaching?

This thesis focuses on the social dimensions of crane and wetland conservation in rural landscapes in Kenya, Uganda and Zimbabwe.

Innovating objects in a Eurasian center of the Late Hellenistic period.

Pharmacogenetics is nowadays increasingly incorporated in the clinic to better predict pharmacokinetics and optimize dosing regimens of drug treatments. While this approach has been successful and improved our prediction of drug metabolism, drug levels within patients may still commonly deviate between…

European labour law has an unmistakable influence on national law. This applies even more to the case-law of the Court of Justice of the European Union (CJEU), as it has implications for the application of European law in the Member States and with it the interpretation of national law. Collected Cases…

The research reported in this thesis is concerned with the knowledge development of a small sample of experienced science teachers in the context of a broad innovation in Dutch secondary education, including the introduction of a new syllabus on Public Understanding of Science.

Cultural and individual differences

The labour market has seen significant changes in recent decades, not least in terms of greater flexibility and digitisation. Leiden University is keen to prepare students for a working life in which flexibility, resilience and adaptability will be essential qualities. The university’s vision on teaching…

Do you aspire to a national or international career in law? Then choose the master’s programme Law - European Law - at Leiden University: a broad and solid foundation for your career.

The master's programme in Philosophy of Knowledge at Leiden University is your opportunity to investigate the connections between philosophy and science in historical perspective.

Matthew Hoye argues for a regulatory analytical perspective to look at the sanctioning of Afghanistan.

In a podcast episode of 'New Books in History' Claire Weeda talks about her book 'Ethnicity in Medieval Europe 950-1250: Medicine, Power and Religion'.

In recent years, the scope of interests to consider in mergers and acquisitions has increased significantly. This has been driven by new regulatory requirements. The different stakeholders have different interests, at times these interests can collide, or even conflict. Balancing these colliding and…

Online cursus The Importance and Power of Music in our Society

This socio-legal study focuses on the implementation of climate change response laws and policies in developing countries with a weak rule-of-law environment, and their (unforeseen) effects on vulnerable peoples’ land rights.

In order to optimize treatment, it is necessary to closely monitor and manage the patient’s health status by means of ‘precision diagnostics, personalized prognosis and targeted therapy’. The specialisation combines the techniques and applications of these sensing (monitoring) and stimulation techniques.…

EUMOTIONS explores the role of emotions expressed by political elites (at EU- and member state-level) in framing the EU’s policy options during international crises.

The history of sign languages of deaf people is severely understudied. The historical linguistics of sign languages offers a fundamentally new perspective on the history of human languages. This project addresses the dearth of knowledge about historical sign language linguistics through a large-scale…

On 2 May, Sophie Starrenburg defended the thesis 'Striking a balance between local and global interests: communities and cultural heritage protection in public international law'. The doctoral research was supervised by Nico Schrijver and Yvonne Donders.

Terrorist groups adapt to environmental changes to maintain power. This project provides new insights by developing a theory of strategic target selection and using big data analytics and machine learning to test these hypotheses.

On the 27th of February, Marta Morgado successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Marta on this achievement!

On the 12th of December, Alice Ross T. Morta successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Alice on this achievement!

On the 28th of September, Jiang Wu successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Jiang on this achievement!

The Leiden University Institute for History is responsible for the main part of the historical research carried out at Leiden University. The institute has a wide-ranging academic scope.

In this book chapter, Andrea Malaya M. Ragragio and Myfel D. Paluga unpack the indigenous category