In this dissertation, a comprehensive portrait of the American-born Quaker Lindley Murray (1745–1826) is painted and the influence of Murray’s Quakerism on his language use is investigated by analyzing a corpus of 262 of his unpublished private letters.

What did colonial officials and missionaries think they were doing?

Autophagy is a fundamental degradative process, maintaining cellular homeostasis and functions in host defense against intracellular pathogens, including mycobacteria and Salmonella.

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Accurately recognising others’ emotions is a fundamental social skill, relevant for navigating the social world from early childhood. Children’s ability to do represents a milestone in their socioemotional development and is associated with a number of important psychosocial outcomes. Many individual…

To an algebraic curve C over the complex numbers one can associate a non-negative integer g, the genus, as a measure of its complexity.

In art history, performance is categorized as performance art and defined as live-act. However, performance is no longer conceived of by artists as live-act only.

In 'Dutch Atlantic Connections, 1680-1800', Gert Oostindie and Jessica V. Roitman, both of the Royal Netherlands Institute of Southeast Asian and Caribbean Studies (KITLV) and also affiliated with the History Institute of Leiden University, assemble an internationally acclaimed selection of authors,…

This project is part of a broader research agenda aiming to better understand the relationships between the development of contemporary security concerns and the evolution of forms of security cooperation and crisis governance.

This project, South American population history revisited: multidisciplinary perspectives on the Upper Amazon (SAPPHIRE), investigates population dynamics in western South America on the basis of traces in the geographical, genetic, archaeological, ethnological, and linguistic record.

In her podcast Tea-Break Time Travel Matilda Siebrecht is joined by fire expert Femke Reidsma, to talk all about how this essential tool was made and used by our ancient human ancestors. How can you recognise an ancient hearth? Why is it so important to study the first use of fire? When was the first…

The principle aim of the project is to study the genesis and the quantitative properties of the Early Roman urban network of the Balkan and the Danube provinces.

A Persistent Revolution: History, Nationalism, and Politics in Mexico since 1968

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

Phosphorylation affects all four major biomolecules – proteins, lipids, carbohydrates and nucleic acids – and plays a pivotal role in the most fundamental cellular functions.

Since the horrific events of October 7, 2023, Leiden students have grappled with difficult questions about Israel, Gaza and Israel/Palestine conflict more generally. Drawing on her expertise in the history of the Jewish experience in the diaspora and beyond, Prof. dr. Sarah Cramsey has held multiple…

Leiden University Centre for the Arts in Society (LUCAS) is looking for two PhD's, for a research programme funded by the Netherlands Organisation for Scientific Research (NWO): 'A New History of Fishes. A long-term approach to fishes in science and culture, 1550-1880', supervised by Professor Paul…

Roos van Oosten's research on medieval cesspits stood on the basis of an article on this subject in Quest Historie, a Dutch magazine about history.

Dynamics of material, social and ideological relationships in the pre-Columbian insular Caribbean

This volume sheds light on the role played by progeny in maintaining dynasties in early modern royal courts as well as the horizontal and vertical interplay between the actors. It attempts to break through the narrative of older research that saw dynasties as a series of male rulers. Instead, these…

Scientists, including our faculty colleague Dr. Mike Field, studying an exceptionally well-preserved woolly rhinoceros have revealed details of what Britain's environment was like 42,000 years ago. The beast's remains were discovered in Staffordshire in 2002, buried alongside other preserved organisms…

Politically speaking, the Frisian coastal area constitutes a special case in late medieval Europe since it was not subject to an overlord as it withstood feudalization in the 13th century. Its many sub regions, which were dominated by elites of small noblemen and freeholders, long time succeeded in…

Cátia Antunes received the prestigious ERC Grant for her Research Project

What is the iconography of propaganda specifically as it relates to the historical development of political ideologies in modern Egypt and how was/is this propaganda disseminated among creative fields such as cinema, art, monuments, architecture, and literature?

Surveying Indigenous Peoples’ culinary practices prior to the advent of European invasions in the Greater Caribbean

Both good employer practices and good employee practices are open norms. These open norms can lead to uncertainty about what employers should focus on and what rights (and obligations) employees have in that respect. The objective of this study is to give substance to the norm of good employment practices…

The Rise and Decline of an Iberian Bourgeoisie is one of the first long-term studies in English of an Iberian town during the late medieval crisis. Focusing on the Catalonian city of Manresa, Jeff Fynn-Paul expertly integrates Iberian historiography with European narratives to place the city's social,…

On the28th of September Didi van Trijp successfully defended a doctoral thesis and graduated.

Alumni event, Arts and Culture

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

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.

Professor Caroline Vout, Cambridge University, was awarded the Leiden University Byvanck Chair in 2020. In a pre-Covid-19 world, the Byvanck Chair would stay in Leiden for seminars, lectures, and research activities. Instead, the pandemic disrupted this schedule. Last month, Vout taught her masterclass…

Book Launch

University Lecturer Bert van Den Berg shares about the recent research by The Greek Philosophical Schools project in Italy. The research sheds new light on the life and death of Plato.

The central aim is to systematically study differences in gendered crime patterns in the records of different types of courts in various English and Dutch cities in the early modern period.