The Leidse Weer en Sterrenkunde Kring (LWSK) is a society of amateurs interested in astronomy, space travel and meteorology. The association organises a monthly lecture on a fascinating subject, given by an expert in the field.

The Effects of the 1881 Liquor Act on the Leiden Alcohol Trade

This volume challenges the idea that the development of ‘democracy’ is a story of rise and progress at all. It is rather a story of continuous but never completely satisfying attempts of interpreting the rule of the people.

Painstaking research in Dutch and Portuguese archive materials, so far poorly assessed on the topic of social relations, reveals intense and intricate associations between different European individuals both in terms of ethnicity and social strata.

The Grachtwacht (Canal Watch) conducts research on urban wildlife and the impact of plastic on nature. With our clean-ups, we not only collect waste, but also data. This way we try to find out the source of the waste and turn off the tap on shore. This way there is structurally less plastic in the c…

This is a critical edition with introduction and indices of the Questiones libri Porphirii, a commentary on Porphyry’s Isagoge attributed to the fourteenth-century logician Thomas Manlevelt.

This article explores how ISIS and the Taliban have fostered support through their parallel legal systems.

Marvel at our rare collections.

Vol. V, Sections 1-2

This book is a much-needed update on our understanding of public diplomacy. It intends to stimulate new thinking on what is one of the most remarkable recent developments in diplomatic practice that has challenged practitioners as much as scholars.

This book concerns cultural production in contemporary Latin American cities: chaotic cities where the ideal of order has become fragmented and the walls of the lettered city have become porous. New and multifarious urban trajectories—intersecting, colliding, superimposing—trace the image of the postmodern…

On 26 June 2019, Teun van der Linden defended his thesis 'Aanvullend Verrijkingsrecht'. The doctoral research was supervised by Prof. Jac. Hijma.

Galaxies are environments where gas coalesces, cools, and is converted into stars. However, it remains unclear the exact mechanisms through which galaxies acquire, redistribute and lose their gas.

Leidse milieuwetenschappers doen onderzoek naar microplastics, bestrijdingsmiddelen en bemesting. En binnenkort naar lichtvervuiling en nieuwe materialen uit de nanotechnologie.

FIJI is one of the most used image analysis tools in the world. FIJI stands for FIJI is just ImageJ, it is however much more.

You can participate in community-building events, alumni sessions, and internship information meetings. Student associations also organise cultural and social activities.

The aim of the research programme Systems Pharmacology lies in the development of personalised medicine strategies, and development of new systems-based approaches in translational and clinical pharmacology.

Hekmat Dirbas defended his thesis on 14 February 2017

Completing your Master’s in Biology gives you an internationally recognised degree which you can follow up with a PhD track. With your acquainted skills, you’re a much requested professional in and outside research.

In this article, the authors analyse two major factors that deepen informality, namely multipolar geopolitics and the rise of non-state actors.

Prepare for the MSc Dutch Politics at Leiden University: orientation sessions, academic resources, visa guidance and student support – everything you need before you start.

This book offers a historical and historiographical analysis of the Spanish asiento de negros, a contract between the Spanish Monarchy and private parties to introduce specific number of enslaved Africans to Spanish America.

Wim Klooster and Gert Oostindie present a fresh look at the Dutch Atlantic in the period following the imperial moment of the seventeenth century. This epoch (1680–1815), the authors argue, marked a distinct and significant era in which Dutch military power declined and Dutch colonies began to chart…

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.

This volume discusses practices of memory in early modern Europe.

You have been accepted! Leiden University looks forward to welcoming you as a new student. Your next step is to prepare for your studies. Below you can find several tips to help you get started as you embark on your studies at Leiden University.

The Film and Photographic Studies programme will equip you with a broad and interdisciplinary knowledge of lens-based media.

Prepare for your MSc Political Theory: Legitimacy and Justice at Leiden University with orientation activities, academic resources, visa guidance, student support and tips for arriving in the Netherlands.

This book focuses on transnationalism as a key concept to evaluate how Europe responds to cross-border security challenges.

This Leiden Law School page provides various information on Diversity & Inclusion at the faculty. It explains why D&I are key objectives, lists our current D&I projects, and outlines the faculty’s plans for improvements in these areas.

Jelena Vićić and Richard Harknett offer an analytical construct to better understand the mechanism by which cyber-enabled influence operations work

All the data stored and processed by our computers is encoded as sequences of zeros and ones, called bits. Quantum computers offer an alternative to this traditional way of encoding and manipulating information.

We as Young Academy Leiden are continuously educating ourselves and are listening to the voices coming from our own university, especially the young academics.

How do different emotional expressions influence the behavior of other people in negotiations?

Ig Nobel

PhD defence

Yi Kyubo (1168–1241) was the foremost writer and poet of the Koryŏ dynasty (918–1392). Not Everything Unfolds as Anticipated is a miscellany of work from his Tongguk Yi Sangguk chip, a collection containing more than two thousand texts and considered the earliest substantial oeuvre of a Koryŏ writer…

Lifelong learning | “Even though we were spread across five continents, there was a strong sense of connection.”

Always had an interest in working with children and then doing a masters focusing on the elderly. Sounds strange? Not for Medicine master's student Anna Suurmeijer. With the knowledge she gained during the waiting period for her fellowships, she developed a broader view (and not only in the medical…

From Great-Britain to the United States and from Australia to South Africa: people around the whole world speak and write English. In Leiden you will broaden your knowledge of the English language and the rich Literature and culture of the global English world on academic level.

This dissertation examines the European Union’s response to the growing problem of disinformation. It uses this case to critically analyse how societies interpret and manage information challenges such as ‘fake news’ and propaganda.

Promotor: S.M. Verduyn Lunel, Co-Promotores: S.C.Hille, O.W. van Gaans

Tell Sabi Abyad is a major Late Neolithic settlement mound in Northern Syria, belonging to the seventh and early sixth millennium bc. This book presents the results of large-scale fieldwork conducted at the site between 1994 and 1999, under the auspices of the Netherlands National Museum of Antiquities…

Increasingly, primary sources from the period before the emergence of digital media are being digitized. These “digital surrogates” have facilitated the work of (historical) researchers; instead of having to visit several archives, libraries and other places, the (primary) sources appear in front of…

On 25 January 2024 H.J. Pak successfully defended a doctoral thesis and graduated.

Indonesian Law and Reality in the Mahakam Delta

Is blended care a feasible and effective treatment method for social anxiety in adolescence?