In this article, Jeanine de Roy van Zuijdewijn and Edwin Bakker provide a big picture reflection on two decades after 9/11 in Western Europe.

Baroque flautist Jed Wentz followed two years of dancing classes in order to develop the right feeling for the gestures required for the Baroque French opera genre ‘tragédie en musique’. In his dissertation, the links between gesture affect and rhythmic freedom in the performance of the tragédie en…

Should the law and norms applicable to armed conflict include a distinct category covering the transition from armed conflict to peace, jus post bellum, and if so what are its characteristics?

Kyra van der Moezel defended her thesis on 7 September 2016.

Composer Paul Craenen (1972) is actually a pianist, but as part of his PhD ceremony, he performed a composition on PVC pipes. Craenen studies the position and role of the body in music. ‘I am interested in what precedes the resulting sound’.

Since the emergence of humankind people have maintained social contacts and traveled widely, establishing interaction networks in which goods are traded and ideas are transmitted, increasingly on a global scale.

The Van Vollenhoven Institute for Law, Governance, and Development and the Grotius Centre for International Legal Studies organised the Van Vollenhoven Lecture 2013.

Tussen de sterren is niet alleen leegte. Er zweven ook stoffen als methanol en koolstofdioxide. Chemische theorieën kunnen nog niet verklaren hoe die zijn ontstaan onder omstandigheden die dat juist onmogelijk zouden moeten maken. Fedor Goumans gaat met een Veni-beurs proberen die vraag te beantwoor…

On the 20th of October Abdullah Alhatlani successfully defended a doctoral thesis and graduated.

To what extent are there differences between countries in and outside the European Union and the Schengen area in the level of crimmigration, the merger between migration control and crime control, and to what extent can these differences be explained by the way in which state and non-state actors in…

Barbarism: from the 18th century to the present.

In this PhD study, I aim to deepen our understanding of the influence of major mycorrhizal types, namely arbuscular mycorrhizae (AM) and ectomycorrhizae (EM), on the global soil carbon cycle and their potential distribution changes under future environmental shifts.

Lodewijk Petram, author of the book 'The World's First Stock Exchange', discussed the rise of the Amsterdam stock exchange in the 17th century in the ninth Hazelhoff Guest Lecture.

Leiden University Library and related museum holdings in Leiden contain a body of materials showing the unique role of Dutch-Japanese trade relations as a node in the history of global flows of knowledge, materials and culture during the early modern period.

Chaider Bamualim defended his thesis on 9 September 2015

Nuran Buket Cengiz defended her thesis on 13 June 2017

This thesis focuses on the social dimensions of crane and wetland conservation in rural landscapes in Kenya, Uganda and Zimbabwe.

Promotor: A.H. Meijer, Co-promotor: B.E. Snaar-Jagalska

The thesis wishes to examine the pathways of thought underlying the creative act of music making and the performance practice of complex music from the late twentieth and early twenty-first century.

This Think20 (T20) policy brief recommends the introduction of a

On 3 December 2021, the conference: Lessons from Afghanistan was organized jointly by LUCIR (Leiden University’s Centre for International Relations), ISGA (Institute of Security and Global Affairs) and GTGC (Global Transformations and Global Challenges Initiative), all at Leiden University, The Neth…

This volume offers an innovative analysis of Roman political culture in Italy from the first to the sixth century AD on the basis of seven case studies.

PhD defence

Study information

Marijke Brouwer started as an archaeologist, excavating Iron Age settlements in the Dutch polder regions. Today she is the director of medieval Huis Bergh, one of the largest castles in the Netherlands. How did this unusual career development come about?

This thesis aimed to investigate core cross-linked polymeric micelles (CCPMs) and expand their potential for the delivery of hydrophobic drugs and co-factors.

Dear friends of the NVIC

A specifically designed collection of gears is soft on one end and rigid on the other. These are robust properties of the system that hold even in the presence of manufacturing imperfections. This emerging research area may lead to new ways of designing geared devices like satellite trackers or watches.…

Researchers from Leiden see hungry villagers in the north of Cameroon steal meat from the prey of lions. The researchers from Leiden University's Institute for Environmental Sciences (CML) reported on this kleptoparasitism in the online publication of the African Journal of Ecology in July.

LIACS receives grant from Intel for research and development of innovative technology to program multi-processors.

Now that university buildings have closed, most staff members have started working from home. How are Faculty of Science colleagues faring in their new offices?

PhD defence

Farmers do not love them all. Microbes can cause tragic consequences for crops. Even the presence of just one pathogenic fungus or bacterium can drastically reduce yields. Still, there are exceptions. In that case, a pathogenic microbe is present in the soil, but does not cause any harm. Adam Ossowicki…

Source: Br. J. Pharmacol., Volume 172, Issue 3, pp. 940-55 (2015)

Dr. Foks obtained this fellowship for the project “Can promotion of efferocytosis induce regression of atherosclerosis?”, in which she aims to identify novel targets to promote regression of atherosclerosis. This research grant allows her to initiate independent research for the next three years.

In context of Anne Helder’s defense of her doctoral thesis, we had the pleasure to welcome Prof. Kate Cain for a symposium last week.

The Institutes board and the board of Education of the Institute of Public Administration also include a student member. The student member attends the meetings of the board with and represent the interests of the students. In this message she briefly introduces herself.

A Dutch-led team of astronomers has discovered that high-mass stars are formed differently from their smaller siblings. Whereas small stars are often surrounded by an orderly disk of dust and matter, the supply of matter to large stars is a chaotic mess. The researchers used the Atacama Large Millimeter/submillimeter…

“Neighborhood solidarity cannot compensate the absence of the State: a response from the local administration is needed”

More than a thousand 17th- and 18th-century Dutch letters from seized ships are now available online. The letters are a gold mine for researchers wanting to study the everyday language used by men and women during this period.

Laura Migliori receives a research scholarship from the Royal Netherlands Institute in Rome (KNIR, Koninklijk Nederlands Instituut Rome).

An international team led by Leiden astronomers has, after years of searching and defying the boundaries of a telescope, for the first time directly captured polarised light from an exoplanet. From this light they can deduct that a disk of dust and gas orbits the exoplanet. In this disk moons are possibly…

How were Spanish commanders fighting in the Low Countries between 1567 and 1577 portrayed in Spanish and Dutch narrative sources during the Eighty Years War?

Every month a member of the Institute for History tells about a book that inspired him or her. Afterwards, the pen is passed on to another colleague. This month dr. Robert Stein tells about the book 'La Vérité sur l'affaire Harry Quebert' by Swiss writer Joel Dicker. It is not so much the whodunit that…

Activities of Thalia Hoffman and Basma Hamdy

At the end of the year we always compile a list of our most interesting, most popular articles from that year. In the crazy year that was 2020 one topic was at the forefront of everyone’s minds: coronavirus. Fortunately, there was also room for other stories.

On 17 October 2022, Jan Aart Scholte contributed to a conference plenary roundtable on 'From Internet Governance to Digital Political Economy'. Click here to find out more about the event.

On 24 February school pupils came looking for their dream programme in a packed Pieterskerk. Did they find what they were looking for? And does an Open Day help?

A fragment of a human skull discovered in sediments extracted from the bottom of the North Sea, 15 km off the coast off the Netherlands, has been identified as belonging to the extinct Neandertal group.

Of the 17 Rubicon grants that NWO recently awarded, three have gone to researchers at Leiden University. They can spend a longer period of time doing research at an institute abroad.