A tidal basin is an inland sea which is almost entirely enclosed by land and connected to the open sea by a tidal inlet. Through the tidal inlets interaction takes place between the tidal basin and the open sea.

The sequence-dependence of biomolecular interactions involving nucleic acids and proteins is essential for numerous processes inside the cell. Insights into the underlying molecular mechanisms have been obtained using various biochemical and biophysical methods on two different levels — bulk and sin…

Firearms and violence in Europe–A systematic review by Katharina Krüsselmann, Pauline Aarten, Marieke Liem

The aim of our research program is to better understand the etiology and course of mood, anxiety and stress-related disorders, such as depression and posttraumatic stress disorder (PTSD). We investigate both the transdiagnostic mechanisms underlying these disorders and work on improving the treatments…

This study examines how European state administrations responded to transboundary crises over the past 30 years and the extent of their successful adaptation.

As a virtually inexhaustible source, solar energy plays a major role in future global energy scenarios.

Archives were a common target during the Second World War, and hundreds suffered damages. Among these archival losses, the losses to medieval manuscript collections stand out.

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

On the 23rd of September, George Saad successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates George on this achievement!

On the 26th of September, Cosmas Rai Amenorvi successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Cosmas on this achievement!

Commentators and scholars view both social media and cities as sites of fragmentation. Since both urban dwellers and social media users tend to form assortative social ties, so the reasoning goes, identity-based divisions are fortified and polarization is exacerbated in digital and urban spaces.

The level of congruence between parties and their voters can vary greatly from one policy issue to another, which raises questions regarding the effectiveness of political representation. We seek to explain variation in party–voter congruence across issues and parties.

The authors aim to provide insight into the way in which frontline officials in teams employ leadership behaviour aimed at creating public value.

The IBL PhD and Postdoc Association, also known as IPPA, seeks to create a platform for PhDs and Postdocs at the Institute of Biology Leiden to interact with one another. IPPA arranges social gatherings approximately four times each year, which include food and drinks, with the goal of integrating PhDs…

The production, use, and exchange of bodily ornaments through the lenses of the microscope

This thesis aims to investigate the effect of tripartite interaction between microbial inoculants, the plant, and herbivore insects on the rhizosphere microbiome and volatilome. We investigated the rhizosphere microbiome and volatilome of tomato plants exposed to insect herbivory and/or inoculated with…

Leiden Law School is committed to its international students and to advancing the learning of others. More and more alumni, friends and sponsors share this idea with us and are making generous gifts to support our ambitions.

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

Cathodic corrosion is a relatively unknown phenomenon that can severely etch metallic electrodes at cathodic (negative) potentials.

Four years of protracted negotiations and bitter warfare passed between the declaration of Indonesian independence on 17 August, 1945, and the official transfer of sovereignty on 27 December, 1949.

Visiting Researchers at the Leiden University Institute for History

The Routledge Handbook of Contemporary Vietnam is a comprehensive resource exploring social, political, economic, and cultural aspects of Vietnam, one of contemporary Asia’s most dynamic but least understood countries.

On 9 June 2020, Maral Darouei defended her thesis 'Managing a sustainable career in the contemporary world of work: Personal choices and contextual challenges'. The doctoral research was supervised by Prof. J.I. van der Rest.

In August 2006 a young American called Raed Jarrar discovered Arabic’s potency. Detained by four guards at New York’s Kennedy Airport for wearing a T-shirt with “We will not be silent” on it in Arabic, he was told that he may as well be entering a bank with a T-shirt announcing “I am a robber.”

Can international organisations be held responsible for violations of international law by peacekeepers in a peacekeeping operation?

Creating a framework to assess the sustainability of fish farms which will set sustainability standards and give consumers information about the the sustainability and safety of their seafood.

On the 16th of June, Ndokobai Dadak successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Ndokobai on this achievement!

This is a study of Plateau Shimakonde, a sub-dialect of the Makonde language which is spoken on the Makonde Plateau in northern Mozambique.

This thesis examined two previously neglected topics, Baroque Italian recorders and the Neapolitan Baroque repertoire for the recorder, and then combined both aspects.

This multidisciplinary minor within the department of Latin American Studies offers the opportunity to combine language acquisition courses in Spanish or Portuguese with modules in the history, literature, culture and cinema of Spanish America and Brazil. Students can choose to follow the Spanish or…

The guest rooms are located on the top floor of our institute.

On 17 December 2018, Dejian Kong defended his thesis 'Civil Liability for Damage caused by Global Navigation Satellite System'. The doctoral research was supervised by Prof. dr. P.M.J. Mendes de Leon.

The location of The Hague is beneficial for this master’s programme in terms of substantive focus and the various links to international institutions located in this city.

Terrorism has been one of the most important threats to peace, security and stability in many parts of the world. But what does this mean? What is the nature of this threat? What can be done about it and how can we at least limit the impact of terrorism?

Does a high quality prairie restoration in an urban/agricultural landscape provide invertebrates necessary for a sustainable ecosystem?

Arab Identity and the Rise of Islam

Clara ten Hacken defended her thesis on 16 December 2015

This study examines the mutual intelligibility between all 225 pairs of 15 Chinese dialects, in two main branches, i.e., six Mandarin dialects and nine non-Mandarin (Southern) dialects.

Work placement as a professional development programme for vocational teachers has been widely implemented. This dissertation provides insight into vocational teachers’ learning process in this programme within Chinese vocational education.

On 20 January 2022, Marco Stam defended the thesis 'Essays on Welfare Benefits, Employment, and Crime'. The doctoral research was supervised by Prof. M.G. Knoef.

On 17 August 1945, two days after the Japanese surrender that also brought an end to the Second World War in Asia, Indonesia declared its independence. The declaration was not recognized by the Netherlands, which resorted to force in its attempt to take control of the inevitable process of decolonization.…

Developing a clinical decision support tool that will make it easier for clinicians to personalise the treatment for patients with high blood pressure. The team is using AI, deep learning methods and patient cohort data from 11 European countries.

Through extensive archaeological and documentary research, this study aims to provide a detailed analysis of the maritime cultural landscape of St. Eustatius over the past four centuries. It focuses on bridging the gap between the marine and terrestrial worlds and demonstrates that in order to truly…

This thesis pioneers diatom molecular identification and quantification through genome-scale methods, with four key aims: (i) reviewing DNA/RNA sequencing methods in aquatic biomonitoring to highlight their strengths and limitations;

Promotor: Ronald Cramer, Co-promotor: Serge Fehr

On 24 January 2024, Vethaak defended the thesis 'Empirical Analysis of Social Insurance, Work Incentives and Employment Outcomes'. The doctoral research was supervised by Koen Caminada and Pierre Koning.

In this thesis, we used genetically engineered mouse models to identify genes and pathways that are involved in ILC formation and in the development of resistance to FGFR-targeted therapy.

This article describes that although the use of the concept of energy justice is new, normative interpretations have long been part of energy policy.

On 1 October 2019, Emile Cammeraat defended his thesis 'Economic Effects of Social Protection'. The doctoral research was supervised by Prof. K.P. Goudswaard and Prof. P.W.C. Koning.