This project aims to identify, quantify and map the exposure of Dutch national monuments to four climate change effects: flooding, waterlogging, drought and heat.

Lotte Melenhorst, PhD candidate at Leiden University’s Institute of Political Science, has been granted a Top Student Award by the International Communication Association's (ICA) Political Communication Panel for her paper on the role of the media in the legislative process. This was announced in May…

How should jurisdictions, both on the national and on the supra-national level, handle the interaction between public and private law where it regards the regulation of financial markets?

Our library contains around 23,000 books, journals and historical documents under the care of a specialized librarian.

This paper examines cyber intelligence in the context of national and international security.

The Hazelhoff Centre for Financial Law offers the Dutch master Financial Law and the Advanced Master Law & Finance. Furthermore, they provide a course within the bachelor International Business Law and offer a wide variety of postgraduate education.

Develop a tool to assess land tenure, access to land and, and land tenure conflict in Timor-Leste

Twelve researchers of our Law School have been awarded an ILS seed money grant. This grant enables researchers to create space for preparing a grant proposal for NWO, ERC or otherwise.

The Law & Finance programme of Leiden University looks at financial law from multiple perspectives to illustrate the links between law, economics and ethics.

An important aspect of the promotion and safeguarding of good practices at the Institute of Psychology is to make sure that employees are being facilitated and guided by offering information about and resources for training. On this page, an overview of various mandatory and recommended training is…

Bacteria often experience external challenges, such as changes in environmental conditions or attacks by bacteriophages.

This thesis describes the implementation and on-sky demonstration of high-resolution integral-field spectroscopy for extreme adaptive optics systems that are used to find and characterize exoplanets.

Religion in the ancient world, and ancient Egyptian religion in particular, is often perceived as static, hierarchically organised, and centred on priests, tombs, and temples. Engagement with archaeological and textual evidence dispels these beguiling if superficial narratives, however. Individuals…

Bacteria are highly complex and diverse organisms that have adapted to survive in ecological niches ranging from the most extreme to the most heterogeneous environments.

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…

The aim of this thesis is to develop and study a robust and adaptable scaffold for supramolecular polymer self-assembly in water.

The main research question of this thesis was: Can nitrogen cycling on dairy farms on peat soil in the Dutch Green Heart area be improved by adapting management to the nitrogen supply from soil and by using other grassland species and crops without affecting milk production?

Early Christian Encounters with Town and Countryside - Essays on the Urban and Rural Worlds of Early Christianity.

This interdisciplinary research project explores several adaptive machine learning methods which can give insight into the interaction between human and machine. The ultimate goal is open and natural communication between humans and AI that should result in mutual trust, cooperation and coordination…

French title: Entre la “détresse’’ et l’inter-connectivite : le case de Mbororo réfugies sur les frontières Cameroun-Centrafrique. This research project investigates the meaning of duress in the lives of nomadic refugees in Cameroon and investigates if and how the accessibility of new ICT’s allow them…

Promotor: E. Gittenberger, Co-promotores: L.P. van Ofwegen; B.W. Hoeksema

Mission: The Environmental Biology department aims to increase the scientific understanding of how current and emerging anthropogenic threats affect biodiversity and ecosystem services. Through this understanding they facilitate strategic management of natural resources by addressing urgent challenges…

As part of the Paris Agreement, countries across the world agreed to support developing countries to invest in climate mitigation and adaptation through a Green Climate Fund. However, developed countries have failed to meet funding commitments for the Green Climate Fund–the flagship program financing…

In a new study, we found that when we are exposed to potential harm to the other person, it improves our automatic attentional processes to avoid harm to that person.

On 20 October 2021 Michael Ramsden defended the thesis 'The Role of the United Nations General Assembly in Advancing Accountability for Atrocity Crimes: Legal Powers and Effects'. The doctoral research was supervised by Prof. N.M. Blokker.

Former clients en projects

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…

Political scientists Joop van Holsteyn and Tom Louwerse (Leiden University) find that the Dutch government is having a hard time coping with referendum outcomes in general, and ‘anti-European’ sentiments among voters in particular.

Op 17 November 2020, Shuai Guo defended his thesis 'Recognition of Foreign Bank Resolution Actions'. The doctoral research was supervised by Prof. R.D. Vriesendorp and Prof. M. Haentjens.

Mental health issues in the Dutch court: The criminal court as a border guard between the regular Mental Health System and the Criminal Justice system?

The Institute of Private Law is part of the Leiden Law School.

For most of the past ten years, Europe has been in a state of ‘crisis’. The bank crisis mutated seamlessly via the Euro crisis to the present migrant crisis. Whereas previously the general assumption was that even closer cooperation within the European Union was a foregone conclusion, the EU is now…

This thesis investigates the historical development of Japanese pitch accent.

The number of cases of coronavirus in the Netherlands is on the rise. Some mayors are now calling for measures that are more far-reaching than those at present. For example, they want it to be possible to enforce measures behind the front door. Would that be allowed?

PhD defence

Issue 1

Dr. Moritz Jesse, associate professor for European Law gave two presentations at the annual conference of the Council for European Studies, which took place in the city of Chicago, end of March 2018.

Promotor: H.S. Overkleeft, Co-Promotor: B.I. Florea

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Towards self-regulated learning of speaking skills in foreign languages in secondary schools: an adaptive and practical approach.

The development of smart cars, video games that adapt to your gaming behavior, law enforcement assigning your neighborhood a risk score, insurance rates determined by your behavior, finding your perfect match via an app: Artificial Intelligence (AI) is rapidly and radically transforming our interactions…

PAIR stands for ethical publishing and transparency. Below you can read about our commitment to COPE principles, copyright compliance and rigorous peer review ensures the integrity of every article we publish.

We developed the bitterling as a unique, well-studied model organism in the area of the evolutionary ecology of brood parasitism. The bitterling-mussel relationship, interspecific mussel host preference, and mussel gill structure are studied in detail, to help understand the developmental adaptation…

This PhD-thesis presents a study on micron-sized particles, so-called colloids. By controlling the chemical and physical properties of these particles, such as the interparticle interaction and the particles’ shape, colloids can act as building blocks that self-assembly into larger structures.

Worldwide resurgence of pertussis necessitates the need for improvement of pertussis vaccines and vaccination strategies.

S.S. Kolipaka’s thesis questions and investigates the survival prospects of reintroduced tigers and their offspring’s in the human dominated landscape of Panna tiger reserve in India.

Animal Sciences’ contributions to the Evolution & Biodiversity research theme include evo-devo research, the evolution of cognitive and behavioural traits, and the evolutionary mechanisms of stress adaptation. This research involves both indoor and outdoor studies.

The study of orchid flowers, fruits, and inflorescences is crucial due to the remarkable diversity of orchid species and their unique adaptations to pollinators and seed dispersers. However, our understanding of the evolution and development of these organs within the orchid family remains limited.

One of the key limitations of the direct imaging of exoplanets at small angular separations are quasi-static speckles that originate from evolving non-common path aberrations (NCPA) to which the primary adaptive optics system is inherently blind. The main focus of this thesis is the development and…

This article argues that opposition to government green investments is conditional on the method of financing.