This research programme seeks to understand the dynamics in the relationship between social media, mobile telephony and the social fabric under duress in Africa's mobile margins. It combines studies on mobility/migration, conflict and communication in an attempt to uncover these new dynamics, which…

We live in a data-drenched society awash with numbers. An inhabitant of the democratic polis of Athens (5th and 4th centuries B.C.E.) increasingly found himself surrounded by numerical data. This project aims to analyze the communicative functions and the political meaning(s) ascribed to these public…

Self-censorship violates principles of a free society but few people want to take the role of the martyr.

Our DNA molecules are packaged by proteins in compact structures. The aim of this project is to understand how modern gene editing techniques nevertheless get access to their target in the DNA.

YAL connects academics to society.

This book published by Oxford University Press discusses religion and trade in world history.

We live in a world of things and people in the past must have been as closely entangled with their material surroundings as we are now. In the Laboratory for Artefact Studies Van Gijn takes a close look at the biographies of objects: what kind of raw material an object is made off and what is its provenience,…

Chinese organisations increasingly operate across the borders of China, and growing numbers of people from outside China are coming to live there. Professor Frank Pieke believes these movements have a significant effect on central and local government policy in China.

Since 2012, thousands of individuals have traveled from Western countries to join jihadist groups in Syria and Iraq. While much has been written about these individuals, only sparse attention has been paid to the social environment of these jihadist travelers and, more specific, the role of family members…

Shafa’Atussara Silahudin defended her theses on 18 May 2021.

How can we promote more durable solutions to protracted refugee situations and which roles can connectivity and mobility of displaced people play to improve protection and resilience?

Nanoparticles exhibit a number of adjustable properties, e.g., their size, shape, and surface and core chemistry, which can be further diversified with different functional moieties. This opens a broad field for application in diagnostic and therapy. In this respect, the use of a polymeric hybrid material,…

The mission of the Plant Science research programme is to contribute to the sustainable production of high quality crops, flowers and high-value bio-based products. This is realised by generating fundamental knowledge of basic biological processes related to development of plants and their interaction…

Several PhD platforms and organisations represent PhD candidates within the Faculty of Archaeology, Leiden University and broader.

In dozens of study rooms, libraries and laboratories, passionate scientists – with the support of the donors of the Leiden University Fund – are working on a fundamental understanding of the world and the people around us. They make the unknown known and push the boundaries of existing fields of sci…

Despite not focusing on a particular theme, the academic contributions in this book include essays of history and literature ranging from the Middle Ages to 1970s, from Europe and America to the Ottoman Empire and Turkey.

The Delivery of Biotherapeutics research group is led by Prof. Matthias Barz and focusses on the synthesis and characterization of polypept(o)ids and their application in nanomedicine to improve existing therapies or enable novel diagnostic or therapeutic approaches.

From self-driving cars to innovative drug development: artificial intelligence (AI) will fundamentally change our lives in many different ways. We study this technology at a deep and fundamental level. And we seek answers to questions about liability and privacy, for example. Our researchers from…

Negotiation can only really be an alternative to warfare, if the parties agree on a framework of rules and procedures. And if the confidence of the partners may increase in another. But negotiations continue to wage war by peaceful means.

The IBL represents the core of modern biological research at Leiden and we interact closely with the other life science Partner Institutes in the faculty:

The central issue of this research concerns how students can best be supported in their study choice, study career and future orientation with a view to flexible entry and transitions and perspective in education and work.

Andrei Poama, Assistant Professor at Leiden University, published a piece in the journal of Political Philosophy about social injustice, disadvantaged offenders and the state's authority to punish.

Social Information Processing in Children with and without Hearing Loss

What role do parent-child interactions play in the development, maintenance and treatment of depression in young people?

Early Modern Medievalisms: The Interplay between Scholarly Reflection and Artistic Production

Over the past decades the role of writing in the development of human civilizations has been the subject of much discussion. The adoption and development of literate skills has been linked to many developments in human history, be they cultural, social or even cognitive.

This project receives funding from the European Research Council (ERC) under the European Union's Horizon 2020 research and innovation programme under grant agreement No 101054849 (PURANA).

Day-to-day activities are important in the development of social identities, the establishment of social standing, and the communal understanding of societal rules. This perspective is broadly referred to as practice theory and relates to the power of an overarching social structure and the individual…

How can theatricality act as a mediating process between public space and public as ‘audience’? Does the presence of an observer change the nature of the observed and if so, how?

Atherosclerosis (thickening of the artery wall) is the most common cause of heart attacks or strokes, and one of the most common causes of death in the western world. People with this condition have to take medicine all their lives, so a vaccine for atherosclerosis would be a breakthrough.

Everyone most obey the law. If you don’t, you will face the police and the courts. The application of national, European and international criminal law would seem to be a matter of following the letter of the law. But the reality is more nuanced. Criminal law scholars and criminologists from very different…

More than 600 staff members and students of Leiden University did not survive the war. Two of them were Caroline van Loen and Elsa Oppenheim .

Assessing Learning in Higher Education addresses what is probably the most time-consuming part of the work of staff in higher education, and something to the complexity of which many of the recent developments in higher education have added. Getting assessment ‘right’– that is, designing and implementing…

Subproject of

This book offers a linguistic anthropological analysis of multilingualism among the Matsigenka, Quechua, and Spanish languages on the coffee frontier of Southern Peru, set against the backdrop of economic transformation and deforestation in the world’s last great forest.

The bi-annual interactive seminars of the Platform for Postcolonial Readings are all about sharing our enthusiasm about our field of research and our eagerness to learn more about its theoretical intricacies. Our seminars, although informal, adopt a well-defined format. Each meeting is organized around…

How has migration affected Irish and Italy society since 1945?

The focus of my research project are the archival scribes who wrote private legal documents in ancient Babylonia. Thousands of such records from the first millennium BCE have survived to this day. These documents were written on clay in cuneiform script, using Akkadian language. My sources are selected…

We aim to engineer streptomycetes to fully exploit their potential for natural product productions, by a rational design and evolution approach.

How did people in the latter part of the Late Bronze Age organize themselves in order to be able to erect massive structures such as tholos tombs, citadels and how did they interact with these materials and circumstances while constructing? What impact did such a changing landscape have on their day-to-day…

In our lives we often have little attention or appreciation for plants, let alone the ones we commonly call weeds. This inattention for plants has been described as plant blindness. The Stoepplantjes project aspires to decrease plant blindness by changing the image of weeds and using citizen science.…

The Leiden | Islam interview series contains short documentary-style videos including interview flashes with leading scholars in the field of Islam and Muslim societies. With this series, LUCIS aims to show the value of unconventional insights related to Islam and Muslim societies, and to relate them…

From the microscope to publication, OMERO handles all your images in a secure central repository. You can view, organize, analyze and share your data from anywhere you have internet access. Work with your images from a desktop app (Windows, Mac or Linux), from the web or from 3rd party software. Over…

In my research I am concerned with the possibility of a politics of sexuality without reverting to identitarian conceptions of sexuality. In a reading of the work of the American author James Purdy, I propose to move towards a politicizing of the concept of narrative identity as developed by the French…

New insights into the Fayum Epipalaeolithic and Neolithic.

In dozens of study rooms, libraries and laboratories, passionate scientists – with the support of the donors of the Leiden University Fund – are working on a fundamental understanding of the world and the people around us. They make the unknown known and push the boundaries of existing fields of sci…

The researchers and students at the Department of Archaeological Heritage and Society at the Faculty of Archaeology study the role of the past in modern societies. They want to find out more about the relationships between the past and the present, and the role that heritage plays.

In the South African context, certain iconic images have been a dominant source for public understandings of historical events. The emphasis given these images tends to overshadow the historical value of other more personal photographic sources – like studio or amateur photography. This project looks…

Promotor: G.A. Persoon, Co-promotor: H.H. de Iongh