The proposed research project examines the social role of two monk-bishops in seventh-century Egypt, Abraham of Hermonthis and Pesynthios of Koptos, by reconstructing their social networks on the basis of their archival documents.

How did the slave peculium function in the socio-legal context of the Roman Empire?

In this article, Lydie Cabane, Assistant Professor at the Institute of Security and Global Affairs, and Martin Lodge address the question of how to manage banking crises, a question that has gained prominence since the banking crisis of 2007-2009. This article sets out the rationale for regulating for…

Social assistance and minimum income benefits are important instruments as a safeguard against low income and poverty. There have been major developments in minimum income benefits both in developed and developing countries over the last decades. Our study collects several empirical studies regarding…

On Monday 14 November, the first spadeful of earth was dug for the construction of the Living Lab, an experimental test site to study living organisms in freshwater. A total of 36 ditches will be dug out to create a natural environment where researchers can study the effects of chemical compounds from…

Who had a say in making decisions about the natural world, when, how and to what end? How were rights to natural resources established? How did communities handle environmental crises? And how did dealing with the environment have an impact on the power relations in communities?

Despite an increased EU role in the preparedness, monitoring and coordination of health emergencies over the past two decades, Member States’ responses to the first wave of COVID-19 were surprisingly uncoordinated. In light of calls to improve cooperation regarding future health emergencies, this article…

This is a Special Issue of the peer-reviewed journal 'Social Sciences and Missions', which provides a forum for exploration of the social and political influence of Christian missions worldwide.

Which adolescents are more at risk of developing social anxiety disorder later in life?

We, as LUGO, believe that with simple everyday actions we can prevent large amounts of single-use plastic water bottles from entering our oceans.

CML-Leiden University has developed a user-friendly tool that improves the risk assessment of heavy metals in surface waters. The tool was developed in cooperation with Deltares and the National Institute of Health and Environment (RIVM).

How does the management of Elephant Marsh Fishery in Malawi relate to wider contexts of policies, theories and regions? And how can the current management system be adapted to achieve long-term sustainability of the fishery?

Are you thinking about studying Crisis and Security Management: Governance of radicalism, extremism and terrorism? Learn more and watch the videos.

A mosaic is the only image which can do justice to museums in the Caribbean. They are as diverse and plentiful as the many communities which form the cores of their organizations and the hearts of their missions. These profoundly social museums adopt participatory practices and embark on community engagement…

What is the effect of pesticides, fertilizers or plastic on water quality? And how do wind and rain affect the data? These are just some of the things that Leiden environmental scientists study in the 32 ditches of the Living Lab.

Promotor: G.R. de Snoo, Co-promotor: C.J.M. Musters

The Dutch Development Bank's new SDG loan fund for green energy in the global south may not be as positive as it seems. Anthropology professor Marja Spierenburg raises concerns about its potential impact on local communities.

Promotor: G.R. de Snoo Co-promotor: C.J.M. Musters

What is the best living environment for dementia patients? To answer this question, Daniela Gawehns is using data mining methods to search through different types of data source. Her research is inadvertently building a bridge between two disciplines that are sometimes somewhat wary of each other.

George Floyd's death still leads to fierce protests against police violence and racism on a daily basis in the United States and abroad. We asked Paul Wouters how he experiences these developments and what this will mean for our faculty.

An international research consortium led by Bob van de Water, Professor of Toxicology at Leiden University, has been awarded a prestigious Horizon2020 grant of 30 million euros.

The Fine Mechanical Department's (FMD) new Wardjet A0612 will cut anything using a 4000 bar water jet. This enables the FMD to work faster, more accurately, and to perform more versatile jobs.

The author researched the motivations of bureaucrats to integrate refugees into welfare services even when they do not have any legal obligation to do so.

Mapping sanitary infrastructure in large urban societies in the Low Countries, 1200–1900

The research aims to understand how did Cuban and Dominican landscape encapsulate historical conceptual transformations about human –nature spiritual interaction after the Spanish conquest? More specifically, what are the present day cultural associations with Cuban and Dominican natural landscape?…

In this book, Sarah Giest, Assistant Professor at the Institute of Public Administration, provides insight into the collaborative and absorptive capacities needed to provide public support to local innovation through cluster organizations.

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Pre-modern long-distance trade was fraught with risks which often created conflicts of interest. The ensuing disputes and the ways the actors involved dealt with them belong to the field of conflict management.

Grassroots heritage initiatives and community engagement

Research using the ALMA telescope by scientists including Leiden's John Tobin and Steven Bos has produced the first images of the water snow line within a protoplanetary disc. Publication in Nature on 14 July.

MERCOSUR recently renewed its commitment to and support for contributing to the improvement of drinking water and sanitation in Paraguay, a member state which faces challenges in this area particularly for lower socioeconomic and vulnerable groups.

Spatial analysis on the basis of material culture has always been one of the major topics in archaeological research. Designating Place analyses the urban space of Roman Ostia and Pompeii in different ways, namely via geophysical analysis, spatial analysis, iconographic analysis and epigraphic analy…

Biodiversity and trade: mitigating the impacts of non-food biomass global supply chains.

How soil microbial composition impacts structure and composition of the aboveground plant and animal communities?

Using a clever experiment, PhD candidate Shengxiang Yang discovered how gold electrodes convert water into oxygen. He is the first to unravel the mechanism of this reaction. Yang published his results in the journal ACS Catalysis.

The aim of this project is to develop, evaluate, and multicentre implement a blended form of cardiac rehabilitation that uses a theory-based approach to guide patients to full self-management.

Ludo Block wrote the eleventh chapter of the book 'Post-Crimea Shift in EU-Russia Relations: From Fostering Interdependence to Managing Vulnerabilities'. His chapter 'Business as Usual? Police Cooperation under a Cloud of Political Animosity' can be found on page 204 of the book.

For more than forty years Heinrich Witte was responsible for the flora in the Hortus botanicus in Leiden. The 19th-century garden manager made the Netherlands famous with plants from Japan. The Old University Library is showing an exhibition of his work (19 August to 4 November).

Promotor: E. Bouwman, Co-promotor: S. Bonnet

Robotics, using social mechanisms like hormonal modulation, may accelerate our understanding of core sociality principles. By looking at social robotics through an evolutionary lens, we propose this field as a promising framework to investigate the fundamental bricks of sociality from an evolutionary…

The availability of indicators based on social media has opened the possibility to track the online interactions between social media users and scholarly entities.

Sanne Kellij and colleagues systematically reviewed 142 articles, examining evidence for three hypotheses on the relation between victimization and social information processing.

This paper written by Vydra and Kantorowicz answers the research question ‘What policy-relevant information does Twitter contain?’ as well as the research question ‘How does this information change between a period of normalcy and a period of crisis?’