Governments in parliamentary democracies have limited time in office to fulfill their policy agendas. So, how do they optimise the timing of legislative bills to assure their passage and avoid lengthy parliamentary scrutiny? This question is especially puzzling under coalition governments, in which…

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Time-series forecasting through modelling sequences of temporally dependent observations has many industrial and scientific applications. While machine learning models have been widely used to create time-series forecasting models, creating efficient and performant time-series forecasting models is…

The SAPPAO project aims to optimise the accuracy and reliability of predicting scheduled flight times. The full name of the project is 'A Systems Approach towards Data Mining and Prediction in Airlines Operations'.

This dissertation focuses on developing new mathematical and statistical methods to properly represent time-varying covariates and model them within the context of time-to-event analysis.

In this paper, Kantorowicz argues that reverse party favoritism exists. He exploits the fact that during the SARS-CoV-2 pandemic crisis, the Polish government was keen to launch postal voting in the presidential elections scheduled for May 2020.

We investigate the buildup of galaxies from various vantage points. The first two chapters focus on the stellar content of galaxies, especially the distribution of stellar masses at birth and potential variations therein in various galactic environments.

Research conducted in this group aims at furthering our understanding of how communities and individuals deal with social change, conflict and trauma through remembrance and commemoration as well as forgetting in the arts.

While bioinformatics methods deal with the analysis of sequence information (be it proteins or DNA), the field of cheminformatics is concerned with the analysis of small-molecule datasets.

Behavioral and neural mechanisms underlying risky decision-making in adolescents

Two documents mark the birth of Leiden University.

Is translocation of nucleases possible via Agrobacterium T4SS and is it efficient enough for mutagenesis?

Policy studies and interventions in the field of Youth

Come and enjoy a unique free concert on 16 December. With performances by students from Leiden University, who alongside their studies are following the Practicum Musicae talent programme at the Royal Conservatoire The Hague. Various ensembles, quartets and duos and a brand-new orchestra will treat…

The main goal of the research described in this thesis was the development of new photoactivated chemotherapy (PACT) ruthenium(II) complexes bearing a non-toxic photolabile ligand.

Historical geo data are gaining in importance. Provided that they are exactly geo referenced, they can be stored into a GIS and thus be combined with all kinds of maps (topographical, pedological, etc.) and datasets. This makes it possible to analyze historical developments in space and time on a detailed…

November 2020 saw the publication of the book ‘Financial Collateral; Law and Practice’. This book was published by Oxford University Press, and edited and authored by Professor Matthias Haentjens. Other authors who contributed to the book are Anthony Zacaroli (High Court, Chancery Division), Yael Diamant…

Just published: Nederlands internationaal privaatrecht Special issue: Private international law and finance

Promotor: M. Franx, Co-Promotor: I.F. Labbé

National parochialism is the tendency to cooperate more with ingroup than outgroup members. Angelo Romano, Matthias Sutter, James Liu, Toshio Yamagishi & Daniel Balliet studied national parochialism across different nations and conclude in their publication in Nature Communications that it is a ubiquitous…

How are the epidermal lipid pathways involved in health and disease.

The BLRN members have published extensively in recent years. In addition to the BLRN book series, dissertations of BLRN members published in the E.M. Meijers Institute Series, you will find below a selection of our publications. For a more complete overview of publications of each BLRN member, please…

This thesis focuses on the study of transient and variable radio sources in the universe.

This thesis addresses the problem of designing performance and energy efficient embedded streaming systems, that is, systems which process a stream of input data coming from the environment and generate a stream of output data going into the environment.

Promotores: Prof.dr. T.H.W. Bäck, Prof.dr. M. Bongards (Cologne University)

This work analyzes ritual practices and knowledge related to the Mesoamerican calendar with the aim of contributing to the understanding of the use and conceptualization of this calendar system in the contemporary K’iche’ community of Momostenango, in the Highlands of Guatemala.

Children of preschool age are increasingly understanding what adults expect of them. What rules of behavior do these children learn from their fathers and mothers in certain cultures within the Netherlands?

This editorial to RHCPP discusses how COVID-19 can be seen as a 'creeping crisis' according to the authors of its lead article (Boin et al, 2020) and how resilience may depend on the real heroes behind the scenes of response to disaster and adversity.

The Hazelhoff Centre for Financial Law research programme for 2020-2023 centres around the integrity of financial markets during times of crisis and possible regulation to secure it.

Promotor: S.M. Verduyn Lunel

This book examines how renewed forms of artistic activism were developed in the wake of the neoliberal repression since the 1980s.

The starting point for this research project is the notion that the human brain is susceptible to all kinds of fallacies and biases that affect our perceptions and influence our reasoning outside of our conscious awareness. Indeed, most people think they are merely observing facts and that they process…

Considering Mesoamerican Precolonial books as material objects

Labour law is constantly changing. Concurrently, the laws dealing with workers address fundamental issues which are invariably of major significance and value. The research carried out at the Department of Labour Law and Social Security focusses on both the (constant) changes in labour law and social…

Description of 20th century changes in the Dutch flora: Description and interpretation (1999 - 2005)

Both good employer practices and good employee practices are open norms. These open norms can lead to uncertainty about what employers should focus on and what rights (and obligations) employees have in that respect. The objective of this study is to give substance to the norm of good employment practices…

How was time understood during the colonial period by Tlaxcaltecan Naua communities? What is the relationship between time, spirituality and ritual in the present-day Naua community of Santa Catarina? What does this tell us about the strengths and values of Indigenous heritage and about the impact of…

The Kroese-Duijsters symposium will be held in the Gorlaeus Building of the Faculty of Science.

Bacteria caught red-handed, deeply frozen just as they were about to cause Lyme’s disease. Ariane Briegel is wildly enthusiastic about the wonders she observes thanks to three elements: a freezing technique, a camera-equipped microscope, and AI. ‘It’s fascinating. Every single cell is different.’

Leiden University's Citizen Science Lab supports and organizes initiatives where anyone can get started with scientific data and research. This is how we enrich research with insights from the community, make science accessible to all, and tackle important local issues together.

Dorothea Schulz & Martin Hense

The 3rd International Workshop on Klinefelter Syndrome, Trisomy X, and XYY will be held at The Academy Building, Rapenburg 73, Leiden. It is situated in the city center, close to hotels, restaurants and attractions.

Leiden University has participated in an international study carried out by the CARMENES consortium, which has discovered two small, terrestrial planets around Teegarden’s Star. The planets have masses similar to Earth and their temperatures could be mild enough to sustain liquid water on their surf…

This research project of the Catholic University of Leuven was created in 1976 by Professor Dr Pierre Vermeersch, who assumed its direction until 2003. The present director is Professor Dr Philip Van Peer.

When does radicalization not lead to terrorist attacks?

Research question