Parental divorce or separation is for many children an adverse experience in itself. Particularly the transitional period just before and after the separation between parents, during which parents and children have to adapt to the disruptions in family life is stressful. Previous studies showed that…

In condensed matter systems electron-electron interactions, negligible in everyday metals, can dramatically alter the electronic behavior of the system. Examples of such altered behavior include high-temperature superconductivity and modulation of the electron density.

This thesis describes the design and development of subunit‐selective inhibitors of particular catalytically active subunits of human constitutive proteasomes and immunoproteasomes.

While many European universities, Leiden included, have a proud tradition of research into Islamic studies, a topical and thematic focus on Shiʿi Islam in all its dispensation remains a desideratum.

Article 10 (2) opening words and (b) of the Trade Mark Directive entitles a trade mark owner to object to infringements of his trade mark by a mark that is 'identical with or similar to the trade mark and used in relation to goods or services which are identical with or similar to those for which the…

What does the daily life of those who travelled to Syria to join jihadist groups look like? Destination Syria, a new ISGA report, provides answers to this question

Analecta Praehistorica Leidensia 51

In recent years, the question why citizens (do not) support democratic innovations has attracted increasing academic attention. In this research note, Van Der Does & Kantorowicz for the first time empirically verify what drives citizens’ instrumental considerations in their evaluation of a DI.

Enhancing social inclusion through developing methods and analytical tools for understanding and reasoning about such phenomena based on sensor data.

LUdev is a student-run company within the Leiden Institute of Advanced Computer Science (LIACS). We are responsible for acquiring real-world software development projects, giving bachelor’s students the opportunity to apply the technical and theoretical knowledge gained during their studies in a professional…

At a time of urgent threats to both the planet and multilateralism, Brian McGarry (Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies) has published a new volume on the past and future of international environmental law.

Advancing AutoML systems targeting machine learning tasks based on Earth Observation (EO) Datasets.

The reintegration of high profile ex-offenders frequently receives great political and public attention. While this attention, more often than not in the form of negative sentiments, may be understandable from a moral perspective, it raises several important questions: how do such offenders reintegrate…

This study examines recovery planning committees across Japan's Tohoku region.

Marietje Beemsterboer defended her thesis on 12 June 2018 (in Dutch)

Performances of solo keyboard repertoire can sound more or less polyphonic depending on the performer’s use of divergence in expression.

On 18 December 2019, Marianne Lochs defended her thesis 'Contempt of court'. The doctoral research was supervised by Prof. C.P.M. Cleiren and Prof. J.H. Crijns.

Social Aspects of Space in the Configurational Architecture of Frankish Castles in the Holy Land, 1099-1291

This thesis deals with properties of Jacobians of genus two curves that cover elliptic curves.

The Sport Data Center (SDC) consists of the data science disciplines of Leiden University and Technical University Delft, combined with the sport science branches of the Amsterdam Institute for Sport Science and the Sport Engineering Institute of the Technical University of Delft.

Medicine in Image and Practice: Interdisciplinary Perspectives on Japanese Medical History. A new interdisciplinary collaboration between the Faculty of Humanities, the Faculty of Medicine (LUMC), and the Leiden University Libraries (UBL).

The book is written for students working in a range of disciplines, and provides an accessible, balanced and nuanced introduction to the field of public international law. It explains the basic concepts and legal frameworks of public international law while acknowledging the field’s inherent complexities…

Electoral Systems and Turnout: Evidence From a Regression Discontinuity Design. In this article, published on the website SAGE research methods, authors Jaroslaw Kantorowicz and Tobias M. Hlobil discuss how a Regression Discontinuity Design can be executed.

The goal is to reduce single use coffee cup use both at the university cafés and cofee machines.

Bachelor, Master

Bachelor, Master

At Leiden University College (LUC), engagement with international societal partners occurs through research, education, and internships, fostering mutually beneficial collaborations with NGOs, public service institutions, and international counterparts.

How did Leiden University score in terms of sustainability this year?

Leiden research into the properties of platinum receives a TOP subsidy of 780.000 euros from the The Netherlands Organisation for Scientific Research NWO. Aim of the project is a more efficient and sustainable use of the rare metal.

Proceedings of the 25th International Congress of Roman Frontier Studies 1

Wat zijn de huidige energiekosten en hoe is de comfortbeleving het wooncomfort in een bepaalde groep huurders van woningcorporatie Portaal?

Creation of a framework for environmental parameter estimation that benefits from the consistency of physics-based theory-driven models and the accuracy of the machine-learning-based data-driven models

In this article, Marco Cinelli, assistant professor at Leiden University College The Hague, examines proper and improper uses of Multiple Criteria Decision Analysis (MCDA) methods in energy systems analysis.

Proceedings of the 25th International Congress of Roman Frontier Studies 2

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.

Technological advances, such as virtual reality, augmented reality and online assessment platforms are rapidly improving. These tools could potentially contribute to neuropsychological assessment that is more efficient and of higher quality.

Dialogue is a multi-dimensional communication mechanism whose processes can only be examined by means of an interdisciplinary approach.

On 10 June 2020, Gitta Veldt defended her thesis 'Europese productnormen en privaatrechtelijke normstelling'. The doctoral research was supervised by Prof. H.J. Snijders.

Global climate change is manifest by local-scale changes in precipitation and temperature patterns, including the frequency of extreme weather events (EWEs). EWEs are associated with a myriad range of adverse environmental and societal consequences, including negative impacts to agriculture and food…

The precise psychobiological mechanisms leading to chronic physiological stress responses have not been sufficiently explained, although stress is a major risk factor for disease and early death. A problem for conventional stress theory is that most of these responses seem to occur in situations without…

What plants grow along ditches in the Leiden region? What does this say about vegetation quality? Could it be better? Naturalis and Leiden University's Center for Environmental Sciences are looking for your help to answer these questions.

The International Labour Organisation (ILO) was established in 1919 based on the premise that social justice is a condition for lasting peace. On February 2019 the ILO celebrated its 100th anniversary with an international symposium to consider the future of the ILO.

Aiming to advance the development and deployment of a scalable, safe, and integrated hydrogen infrastructure to support the energy transition.

Proceedings of the 25th International Congress of Roman Frontier Studies 4

The Leiden Institute of Education and Child Studies aims to conduct high-quality research that addresses major social issues. This inspires its BSc, MSc and PhD programmes.

The data-driven economy allows for the collection and processing of large amounts of data. Such data can be used to optimize profits by (dynamically) differentiating prices for different consumers.

Proceedings of the 25th International Congress of Roman Frontier Studies 3

On 18 June 2019, Neta Palkovitz Menashy defended her thesis 'Regulating a Revolution: Small Satellites and the Law of Outer Space'. The doctoral research was supervised by Prof. dr. P.M.J. Mendes de Leon and Prof. dr. G. Molier.

On 20 februari 2019, Chris van Oostrum defended his thesis 'Regres bij concernfinanciering'. The doctoral research was supervised by Prof. mr. S.M. Bartman.

Do you have to be able to say everything on Twitter and Facebook? Is Instagram morally obliged to remove photos from attacks? Should we allow the terrorist group to recruit new members on the internet?