Promotor: Prof.dr. M.L. van Hecke

The focus of our theoretical research is understanding the behaviour of soft condensed matter, physical matter which is deformed or structurally altered by thermal fluctuations or small stresses.

What are the characteristics of a curriculum that stimulates the development of student agency in secondary education? How can teachers respond to different agency profiles of students, and what is the relationship with academic performance, well-being, and stress?

This article examines the position of victims and those affected within communication theory. Current research has broadly been skewed toward reputation management and protecting brand value as primary goals of crisis communication efforts. The authors offer recommendations for crisis communication…

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.

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The bacterial cell wall is a nearly universal structure that offers protection and gives the cell its shape. However, environmental stressors, such as cell wall-targeting antibiotics and hyperosmotic conditions, can induce bacteria to shift to a wall-deficient state. It is unknown whether the lack of…

Promotor: Carel J. ten Cate, Co-Promotor: Hans W. Slabbekoorn

This article written by Marieke Liem & Alexander Kamprad investigates the relationship between terrorism and interpersonal violence. They conducted cross-national analyses on the effects of terrorism mortality rates on homicide rates. Results showed that terrorism appears to be robustly and positively…

This focus area adresses the mental well-being of people of all ages, from infants to the elderly. The emphasis lies on understanding, preventing, and treating mental health problems in a variety of contexts, such as the family, school, and work environment. We carry leading research and education programmes…

Complex Organic Molecules (COMs) have been detected in objects across different stages of stellar evolution.

This book rovides an economic history of Portugal over the course of eight centuries, from 1143 through to 2010 and situates Portugal's economic growth within the context of European development. It also responds to fundamental questions about when, how and why the economy expanded, stagnated or co…

In this thesis, I targeted the orchid genus Lepanthes, one of the six genera of angiosperms that surpasses 1,000 species in the Neotropics, as a study model to investigate the evolutionary processes that promoted species diversifications.

University lecturer Andrew Gawthorpe of Leiden University reflects in Global News Canada on the global implications of Donald Trump's foreign policy.

The Leiden University Institute for History is responsible for the main part of the historical research carried out at Leiden University. The institute has a wide-ranging academic scope.

Why do international companies around The Hague have only 6% ethnic minorities as employees, even when the business case proves that diversity adds value? On Tuesday 13 March in The Hague, Wijnhaven, the University’s Diversity Office and the Faculty of Governance and Global Affairs organised the first…

Leiden University, Wijnhaven Campus, Turfmarkt 99, The Hague | Date: 12 June 2023 | Time: 14:00 – 17:00

Nico Schrijver professor emeritus in Public Law and State councillor at the Council of State has been appointed by the European Union and the United Kingdom as a member of the Arbitration Panel which is authorised to settle disputes on the EU-UK Withdrawal Agreement.

Lecture, Descriptive Linguistics Seminars

NVIC welcomes Ahmed Hassan, a PhD candidate at Indiana University as a guest researcher.

Around the world, there is a growing movement to decolonise university curricula, with both students and educators seeking to disrupt existing epistemic hierarchies within higher education. This research project aims to unravel what decolonising means in general and what it means for the International…

The two-year programme is a challenging combination of general advanced courses, practical modules such as teaching assistance and conferences/workshops, a personal course profile, and research.

In Applied Archaeology, you follow your personal interests, and choose a matching career profile and regional focus. What kind of archaeologist will you become? In the Applied Archaeology programme you get to plot your own course!

This unique, interdisciplinary Master focuses on the interaction and gaps between the “law on the books” and the “law in action.” It combines theories and methods from both law and the social sciences to the practical operation of law. The core curriculum equips students with the conceptual approaches…

The Master’s in European Union Studies at Leiden University offers students an opportunity to study the EU from multiple disciplinary perspectives.

Are you ready to tackle the most pressing sustainability challenges of our time? Do you want to contribute to a sustainable future while respecting the limits of our planet, but don't quite know how to do that yet? Our interdisciplinary Minor in Sustainable Development invites you to explore sustainability…

Hoe kan het dat universele mensenrechten wereldwijd niet hetzelfde in de praktijk worden gebracht?

Fantastic plants, dizzying patterns and pulsating sounds: researchers from Leiden are going to study the effects of a simulated psychedelic trip on the mind and body at Lowlands Festival. Why might this be interesting for therapies?

Monique Koemans werkt sinds 2,5 jaar op de Nederlandse ambassade in de Verenigde Staten. 'Leiden is een opvallende rode draad in mijn leven.'

Following the format of Privacy Law Scholars Conference (PLSC) in the United States, PLSC Europe is a conference for stimulating work in progress. Discussants, rather than authors, kick off and lead a conversation on a paper. There are no panels or presentations by the authors. Attendees read papers…

Aesthetic attraction plays a big role in orangutans’ mate choice, behavioural biologist and PhD candidate Tom Roth has observed. But to discover just how big that role is, more research is needed into the emotions of the great apes.

On 29 and 30 January, The Grotius Centre for International Legal Studies hosted the Dutch Qualifying Round of the 2019 Philip C. Jessup International Law Moot Court Competition.

Steven Truxal joins Leiden University as Professor of Air and Space Law on 1 December 2020. Truxal holds a BA in International Affairs with concentrations in international law and economics from The George Washington University, Washington, DC (USA), an LLM in International Commercial Law with focus…

Starting your PhD during two major crisis in your country; it happened to Kamaran Palani, PhD student at the Dual PhD Centre and ISGA who lives in Erbil, the capital of the Kurdistan Region of Iraq. In spite of the difficulties in his county, Palani (34) stuck to his PhD-research about the fluidity…

The United States and the European Union need to work together more closely in the field of the law to fight terrorists and criminals who are operating increasingly internationally. This was the advice given by American Minister of Justice Loretta Lynch during her visit to Leiden University on 1 Jun…

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Leiden University's Centre for Professional Learning (CPL) and the Montesquieu Institute are jointly launching the ‘Academie voor de Rechtsstaat’ (Academy for the Rule of Law). With this initiative, they intend to offer a course providing in-depth knowledge and insight into the basic principles of the…

After a lobby lasting many years, the Dutch government has decided to finance an independent study of the war of decolonisation (1945-1950) in the former Dutch East Indies. This is partly due to the work of Professor of Colonial and Post-Colonial History, Gert Oostindie, Director of the KITLV. ‘The…

Developing a digital guest lecture for high school students. Jan Sleutels was immediately enthusiastic when he got asked to do this. The end result? Together with his colleague Maarten Lamers, he created the guest lecture 'Thinking about Artificial Intelligence'.

How long should and may a doctor remain silent if he suspects child abuse? A GP who often sees the whole family, or a paediatrician, fills a crucial role when it comes to picking up signals of child abuse. Mirjam Sombroek-van Doorm examined how tenable professional confidentiality of medical practitioners…

For Sybille Lammes, professor of New Media and Digital Culture, corona offers a whole new perspective on her research into play. Digital media may have never been more important now that we're working remotely, but we have also started to game more because we are spending more time indoors. Lammes can…

PhD defence

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Lecture, Austrian Studies Fund Lunch Talk

Since June this year, the ACPA PhD-council has been organising a monthly forum for doctoral students across ACPA's PhD-programmes.