Leiden University has a long and outstanding tradition in the field of public international law.

What is the role of local authorities and communities in shaping how inter-Schengen borders are understood and dealt with?

Are UN sanctions regimes in need of further formalization in terms of substantive design, procedural architecture and with a view to regulating and governing the interplay with other regimes?

Teaching in The Hague is firmly based on research. Alongside bachelor’s and master’s programmes, the University provides school children, professionals and others with an interest the opportunity to develop.

A mere day after setting foot ashore in the Bahamas on October 13th 1492, Christopher Columbus notes the broad foreheads of the inhabitants of the Americas. These permanently altered cranial shapes are deliberately created through the application of pressure to the head of the infant in the first years…

In the spirit of 'unity in diversity', our objective is to promote insight into and appreciation for the wonder that the same physical laws and mathematical concepts apply to the whole of nature, from the largest to the smallest energy and length scales. We strive for the application of abstract theoretical…

The project aims to conserve and consolidate the entrance gate to the Roman Desert Frontier Fort Qasr Bshir.

The Mathematical Institute is responsible for the research and education in mathematics and statistics at Leiden University.

The Biomedical Metabolomics Facility Leiden (BMFL) is the core metabolomics facility of Leiden University and the Metabolomics and Analytics Centre (MAC). We offer a highly structured environment for advanced MS-based metabolomics studies and build on fully validated, state-of-the-art assays that each…

Research at Leiden Law School means research at the highest level.

The Mathematics master’s programme provides a solid theoretical foundation and prepares you to work in multidisciplinary and international environments. With a Leiden Mathematics degree, you’ll have the tools to pursue opportunities worldwide in research, industry, and beyond.

The Mathematics and SCS master specialisation gives you the opportunity to combine Mathematics research with different aspects of science communication.

Practical information about the physics summer school of Leiden University: the frontiers of modern physics. This page contains information about the cost and price of the summer school, the available scholarships, location, housing and the programme. This summer school is a part of the Leiden Insitute…

The two-year research programme Applied Mathematics offers courses at an advanced level. There is a large degree of freedom in choosing one’s own topics. Some of the courses are given at national level, in the Dutch Mastermath programme. The programme concludes with the preparation of a master’s the…

The master’s specialisation Algebra, Geometry and Number Theory at Leiden University is aimed at students who wish to acquire a profound knowledge of one of the areas within pure mathematics. There is a strong theme dealing with algebra and number theory as well as a strong theme dealing with topology…

Volgens hoogleraar internationaal recht, Larissa van den Herik, is het geen naïviteit om in internationaal recht te geloven. Het alternatief is volgens haar een wereld waarin rauwe macht overheerst en veiligheid verdwijnt, zegt zij in het NRC.

While outer space has been explored peacefully for decades, clear rules on lunar mining are lacking. Space law expert Tanja Masson-Zwaan told the BBC that international cooperation is urgently needed to prevent conflict and legal uncertainty.

An overview of all special issues published by The Hague Journal of Diplomacy.

The research group Organizational & Entrepreneurial Behavior investigates the behavior of individuals and groups who start, work in, or lead organizations, in order to inform organizational practice. By focusing on the behavior of (groups of) employees, entrepreneurs and leaders, the main levels of…

New Approaches to Understanding the Eastern Mediterranean during Byzantine and Ottoman Times

Here, you can browse the publications of the Navigation Lab Leiden:

On September 28, 2022, dr.ir. Mark Driessen presented a publication about the ancient Roman frontier in Jordan. Venue for the book launch was the residence of the Dutch Ambassador in Amman. The event was attended by Prince Hassan bin Talal and his wife Princess Sarvath el Hassan, members of the Jordanian…

The Udhruh archaeological project in Jordan was recently visited by Diala Dabbas for her program ‘Helwa ya Donya’ (which translates to ‘Beautiful Universe’). Helwa ya Donya is one of the most viewed television programs in Jordan and deals with many Jordanian topics, one of which is the current research…

After the advent of Islam in the 7th century C.E., the strategic geographical position of Tarsus (its proximity to the sea and to the mountain pass leading to inland Anatolia) made this town the de facto capital of the thughur, a historical and geographical term created by Muslim geographers qualifying…

In 2011, the University of Hussein Bin Talal in Maan and Leiden University initiated the joint Udhruh Archaeological Project, led by Professors Fawzi Abudanah and Mark Driessen.

For the bachelor's course Past and Future, Archaeology students visited Castellum Hoge Woerd (Utrecht), a modern interpretation of the Roman fort that stood on that exact spot. It features an archaeological museum, the remains of a Roman river ship, a theater, and a restaurant. Students were tasked…

New PhD opportunity at University of Amsterdam in 'Intercultural Contact and Identity Formation in Premodern Frontier Zones'. Deadline for application: 15 April 2025

On May 4, 2024, from 10.00 to 16.00 hours, a festive day took place in Oss, celebrating the fact that staff and students of the Leiden Faculty of Archeology have been doing fieldwork in and around Oss for 50 years in good collaboration with the municipality of Oss, the local heritage and archaeological…

In 2011, the Udhruh Archaeological Project was launched, bringing together teams of Jordanian and Dutch archaeologists to investigate the region and reconstruct ancient water harvesting techniques in the extremely arid landscape of Udhruh. Access to fresh water remains one of the most pressing global…

The National Museum of Antiquities in Leiden features a small photo exhibition on Mark Driessen's fieldwork research project in Southern Jordan. In this small exhibition you will see a selection of nine photos, made in Udhruh. This ancient Jordanian settlement lies fifteen kilometres east of Petra,…

Dive into the heart of archaeological science: explore the flora and fauna of bygone ages, study human bones and teeth, analyse the cultural biographies of material objects, or become an expert in the use of computational methods in archaeological research.

Learn about current approaches and ethical issues in heritage management and experience some of these in daily practice.

Local settlement system and social structure in the roman period at Oss (the Netherlands).

Somatic symptoms, such as pain, itch, and fatigue have been shown to have a bidirectional relationship with mental symptoms. Although acute somatic symptoms serve some adaptive properties, chronic symptoms can instead lead to interference in daily activities and lower quality of life.

In this master programme you learn interdisciplinary approaches to address scientific and societal challenges in the field of (bio)medical sciences. The research in our programme Biomedical Sciences relates to the maintenance of health and prevention of disease. You will acquire a skill set suitable…

Here I propose to study the relationship between autonomic pupil-synchronisation and trust, at the behavioural and neural level, and examine a targeted set of possible contextual moderators.

The central aims of this project are to establish the shapes of the various urban hierarchies existing in the provinces of the Roman Empire and (especially) to use the quantitative properties of these hierarchies to shed new light on levels of economic integration.

In this publication the results of the analyses of the Roman harbour of Voorburg-Arentsburg (NL) are presented. This fully inclusive and integrated study of more than 1000 pages is published in two volumes. The publication is written in Dutch, but has got an extensive synthesis/summary in English.

In this publication the results of the analyses of the Roman harbour of Voorburg-Arentsburg (NL) are presented. This fully inclusive and integrated study of more than 1000 pages is published in two volumes. The publication is written in Dutch, but has got an extensive synthesis/summary in English.