In this consortium CWTS (Leiden University) collaborates with two Swedish SMEs: Monocl AB and Recorded Future AB. Monocl AB delivers intuitive analysis software to Life Sciences professionals in support of strategic decisions and improvement of business performance. Recorded Future AB is an organization…

On 27 September 2017 a new book by Prof. Luuk van Middelaar appeared, entitled The new politics of Europe. The book is at the same time a front line account of Europe’s recent crisis years – from monetary turmoil to tensions around Ukraine, from refugee crisis to Brexit – and an analysis of the Union’s…

This thesis describes the use of the evolutionary approach in the study of language change, aiming to provide a better insight in the mechanisms that play a role in language change and to validate this approach in the field of language change.

The key questions posed in this dissertation centre on the interaction between spectator and artwork. What happens between a spectator and an artwork? How do we experience ‘meaning’ in an artwork? How may the process of interpretation be understood and articulated?

Stam defended his dissertation ‘Freedom of speech and the suppression of discrimination in the Netherlands: a constitutional-developmental approach’ on 12 November 2025. The doctoral research was supervised by Afshan Ellian and Bastiaan Rijpkema

On 18 June 2019, Neta Palkovitz Menashy defended her thesis 'Regulating a Revolution: Small Satellites and the Law of Outer Space'. The doctoral research was supervised by Prof. dr. P.M.J. Mendes de Leon and Prof. dr. G. Molier.

Chapter 2 describes a post-synthetic methodology to introduce a fluorescent label in highly lipophilic, Pam3Cys based conjugates.

BACKGROUND: Explant human skin equivalents (Ex-HSEs) can be generated by placing a 4mm skin biopsy onto a dermal equivalent. The keratinocytes migrate from the biopsy onto the dermal equivalent, differentiate and form the epidermis of 1(st) generation Ex-HSEs. This is especially suitable for the expansion…

An Introduction and Field Guide, Second and Revised Edition (15 December 2014)

This book is the first comparative study of estimative intelligence and strategic surprise in a European context, complementing and testing insights from previous studies centred on the United States. It does extensive empirical analysis of open-source material and interviews in relation to three cases…

Investigating specific language and speech behaviour of people.

Combining cutting-edge quantitative approaches with more traditional book history approaches, this new book offers the first history of medieval manuscript destruction in England from the medieval period to the present.

OBJECTIVES: To determine whether the lipid/protein ratio and the total dry SC mass per surface area are related with the skin barrier function of controls and AE patients.

Using object assemblages to reconstruct activities, modes of deposition and abandonment at the Late Bronze Age dunnu of Tell Sabi Abyad, Syria.

Managing scarcity to serve the public interest is a classic government task. An important way to execute this task is by allocating individual rights that are only available in limited quantities, such as CO2 emission allowances, gambling licences, subsidies, radio frequencies, public contracts and…

Does an Emotional Working Memory Training show a beneficial transfer effect on emotion regulation (reappraisal) capacities in patients with Borderline Personality Disorder?

Development of a curricumlum for EACTP's certification for turnaround professionals.

This study relates the vicissitudes of the Amerindian peoples who lived or still inhabit the islands of Trinidad and Tobago, from the earliest occupants, ca. 8000 BC, until at present.

Promotores: Prof.dr. P.C.W. Hogendoorn & Prof.dr. H.P. Spaink, Co-promotor: Dr. B.E. Snaar-Jagalska

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

How Perceived (In)Visible Dissimilarity Relates to Feelings of Inclusion at Work

Promotor: B. van de Water

On the 27th of June, Timothy Mac Hadjah successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Timothy on this achievement!

Artistic research has come of age, and with it the Orpheus Institute. Founded twenty years ago, the Institute’s purpose from the start has been to pursue research through the practice of musicians.

The Netherlands Ministry of Defense and Ministry of Security and Justice have requested the Centre for Terrorism and Counterterrorism to complete a research project on cyber governance from a policy perspective. The results of this project will contribute to the deliverables of the fourth International…

Nowadays, most Europeans speak a language belonging to the Indo-European language family. However, very different languages were spoken on our continent before the arrival of the Indo-Europeans. The EUROLITHIC project tries to find answers to the question which languages these were and where they came…

Arco Timmermans, Professor by special appointment Public Affairs at Leiden University, brought sience to practice by designing an “ideal” academic education programme on public affairs, to be embedded and taught at the graduate level.

This article provides a comprehensive analysis of the Islamic State's use of images taken by drones, drawing on a dataset of ISIS propaganda images from October 2016 to December 2018.

Promotores: A.P. IJzerman, H.W.T. van Vlijmen

How do technologies of computer vision, which promise to replace humans in the understanding of images, work in practice in the field of security, and what are their ethical and political implications?

Actinobacteria are Gram-positive bacteria that have a complex multicellular life cycle and are well known for their ability to produce a wide range of bioactive natural products (NPs).

On the 23rd of February, Adrian Sydney Gomes successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Adrian on this achievement!

How can sustainable and circular decision-making be integrated into manufacturing operations? How can data from physical simulation models, digital twins and operations be used for sustainability assessment? How can manufacturing decisions affecting sustainability and circularity be integrated into…

Promotoren: R. Tijdeman, A.K. Lenstra, Co-promotor: H.J.J. te Riele

This project examines how speakers store and process regular pitch variation.

Advances in the field of high-performance Nd-Fe-B permanent magnets, by re-engineering their microstructure to make them more powerful while reducing rare earth content.

Do you aspire to a national or international career in law? Then choose the master’s programme Law - European Law - at Leiden University: a broad and solid foundation for your career.

Promotor: H.S. Overkleeft, Co-promotor: B.I. Florea

Across many decision-making tasks, people and animals systematically repeat (or alternate) their choices - even when the choices they make are intrinsically uncorrelated. This phenomenon (also known as 'sequential effect' or 'choice hysteresis') has been known for at least a century, and may be a stable…

Pieter Jakob Cosijn (1840-1899) was Leiden University’s first Professor of Germanic and AngloSaxon Philology. A recognised expert in the field of Old English grammar and textual criticism, Cosijn corresponded with various prominent philologists and experts in his field, including Julius Zupitza, Arthur…

A mosaic is the only image which can do justice to museums in the Caribbean. They are as diverse and plentiful as the many communities which form the cores of their organizations and the hearts of their missions. These profoundly social museums adopt participatory practices and embark on community engagement…

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.

In this policy brief, Dennis Broeders, Els De Busser and Patryk Pawlak discuss attribution of in cyberspace from three different perspectives: criminal law, international law and policy. Published together with EU Cyber Direct.

The Physics and SCS specialisation consists of 120 European Credit Transfer System (EC) points and consists of an astronomy component (60 - 80 EC) and a science communication component (40 - 60 EC).

The Criminal Justice Master’s programme offered by the institute of Criminal Law and Criminology at Leiden University will provide you with the skills necessary for a successful career in the private or public sector.

The presents thesis investigates the extent to which Chinese, Dutch and American speakers of English are mutually intelligible. Intelligibility of vowels, simplex consonants and consonant clusters was tested in meaningless sound sequences, as well as in words in meaningless and meaningful short sent…

This GUTS Special Issue focuses on the dynamic relationship between neurobiological development and social experiences in shaping young people's engagement and contributions to society. It explores how young individuals grow up in an increasingly complex world and how various factors – such as family…

Promotores: W. Jiskoot, F. Ossendorp

The Netherlands X-omics Initiative is a new facility as part of the National Roadmap for Large-Scale Research Infrastructures. It is partly funded by NWO with a total budget of 40 million euro. The project started on September 2018 and will last for ten years.