Promotor: A. Achúcarro, Co-promotor: A. Boyarsky

In the early universe, the dynamics of the Higgs field can give rise to many interesting phenomena.

We explore the particle physics and quantum world at the time of the big bang.

The Register of Early Modernists aims to facilitate collaboration between early modern researchers at Leiden University.

Astronomers from Leiden Observatory have developed a new method to find distant quasars and better distinguish them from other objects that look like them, using machine learning techniques. The research result has been accepted for publication in the journal Astronomy & Astrophysics. It is the last…

In 2015, Jorryt Matthee thought he discovered an extremely distant galaxy called CR7, which lacked elements heavier than helium. Three years later, he shows with measurements using the ALMA telescope that the galaxy does have carbon after all, and even in normal concentrations. The American Astronomical…

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

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

Death, fire and identity in North-West Europe

For early modern Europeans, the past was a measure of most things, good and bad. For that reason it was also hotly contested, manipulated, and far too important to be left to historians alone.

How did Anglo-Saxons reflect on the experience of growing old? Was it really a golden age for the elderly, as has been suggested?

This volume discusses practices of memory in early modern Europe.

This thesis explores several aspects of these Early Old Babylonian Amorites.

This series of publications brings together new material on wellconsidered themes within the wide area of Early Modern Studies.

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This thesis explores the theoretical and observational properties of distant massive galaxies that harbour active black holes in their centres and shine brightly at radio wavelengths.

The ‘Locke drawings’ collection and the representation of Brazilian native peoples in global perspective

Leiden Early Drug Discovery & Development (LED3) is a multidisciplinary research network at Leiden University dedicated to advancing innovative approaches in early drug discovery and development. The initiative brings together 58 principal investigators from four institutes—the Institute of Biology…

A Study of Middle Palaeolithic Riverside Settlements at Maastricht-Belvédère (The Netherlands).

Non-urban settlement organization and Roman expansion in the Roman Republic (4th-1st centuries BC)

Built Environment and Domestic Material Culture in the Medieval and Post-Medieval Cyclades, Greece (13th – 20th Centuries AD)

On 13 September 2023 Eline Scheerlinck successfully defended a doctoral thesis and graduated.

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Current status and future prospects

Microwear and starch grain analysis on experimental and archaeological grinding tools from Central

How can we facilitate the early recognition of stress and anxiety in the classroom and collaborate with schools in providing low-threshold interventions?

Check our varied programme starting in May 2026

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

The early modern and modern Europeanists at the Leiden Institute of History approach the past from comparative and transnational perspectives, frequently placing the history of our continent in global contexts. Our research covers the geographical and thematic breadth of Europe since ca. 1500, with…

This research cluster explores processes of cultural creation, reception and transformation within a wide range of societal contexts from the early Middle Ages until c. 1800.

As part of his guest professorship in Leiden, famous theoretical physicist Prof. Andrei Linde (Stanford University) gave a public lecture on June 23 at the prestigious Leidse Schouwburg in the historic city center. Linde is world-renowned for being one of the inventors of the theory of inflation, which…

Promotores: F.H. van Lunteren, F.P. Israel

The Leiden Institute of History approaches early modern and modern European history from comparative and transnational perspectives.

On 30 September 2021 Babette van Hazebroek defended her thesis 'Understanding delinquent development from childhood into early adulthood in early onset offenders'. The doctoral research was supervised by Prof. J.W. de Keijser and Prof. A. Popma (VUMC).

Can epigenetic changes explain associations between early life stress and health outcomes?

Crime is men’s business, isn’t it? Women are responsible for 10 percent of crime in Europe. Yet, if we look at the Dutch Republic in the early modern period, we find that in the towns of Holland women played a much larger role in crime.

Conference, Workshop

The central aim is to systematically study differences in crime patterns and social control between migrants and non-migrants in early modern Frankfurt am Main.

This book examines the critical role of information and knowledge in early modern Europe's global pursuits, exploring challenges in trusting distant information, the development of doubt in intercultural encounters, and the impact of misinformation.

In early modern Europe, as today, men and women with expertise in languages were indispensable to the functioning of societies and economies. The LangPro project will shed new light on these early modern language professionals and on the field that employed them: the language sector.

This project aims to explore the environmental impact of early Roman expansion (4th/3rd century BC) through a program of dating and ecological sampling of traces of field systems (centuriations).

How did the life course, with all its biological, social and cultural aspects, influence the lives, writings, and art of the inhabitants of early medieval England?

In the 19th century, Old English poems were claimed as cultural heritage by various non-Anglophone nations, including Scandinavians, Germans and Dutch. These competing nationalistic, cultural appropriations happened against the backdrop of a growing interest in early medieval English language and literature…

The aim of the project is two-fold: first, to further scholarly understanding of the human dynamics that shaped the growth of Dorestad in a broader, international context; and second, to test the potential of multi-isotopic analyses on an early medieval Dutch assemblage.

During the early modern period, many medieval manuscripts were cut up into strips of parchment which were reused to reinforce the bindings of newly printed books. Until recently, these reused pieces of medieval manuscripts only came to light when the early modern book binding was damaged and/or subjected…

Tracing the residues of Neolithic activities through the study of stone artefacts

In The Golden Mean of Languages, Alisa van de Haar sheds new light on the debates regarding the form and status of the vernacular in the early modern Low Countries, where both Dutch and French were local tongues. The fascination with the history, grammar, spelling, and vocabulary of Dutch and French…

In the Brill series Intersections a new volume has been published, entitled Ronsard and Du Bartas in Early Modern Europe.

How did free agents in the Dutch Republic react to the creation of colonial monopolies (VOC and WIC) by the States-General? This project answers this question by looking at the role individuals played in the construction of an informal global empire parallel to the institutional empire devised by the…