The Rise and Decline of an Iberian Bourgeoisie is one of the first long-term studies in English of an Iberian town during the late medieval crisis. Focusing on the Catalonian city of Manresa, Jeff Fynn-Paul expertly integrates Iberian historiography with European narratives to place the city's social,…

At Leiden University, we see open Science as the way to make a greater scientific and societal impact. There is also great momentum across the Netherlands for open science, and for good reason.

Empirical and experimental research focusing on literary, legal, medical and audiovisual translation.

Intermediality, Media Practices and Media Literacy is one of the six research themes of the LUCAS Modern and Contemporary cluster.

The civilizations of ancient China and Mesoamerica, although not historically related and obviously different in many specific aspects (such as language and writing), show many interesting commonalities and similar tendencies in their cultural manifestations.

The starting hypothesis of the project is that secrecy is not always inimical to democratic governance as conventional wisdom has it.

In our culture, vocal harmonics function as independent musical elements since only a few decades. Thresholds of the audible explores the changing relationship between singers, listeners and harmonics.

This thesis mainly focuses on cross-modal retrieval and single-modal image retrieval via deep learning methods, i.e. by using deep convolutional neural networks.

The ReCiPe methodology for Life Cycle Impact Assessment (LCIA).

What role should the university play in the climate crisis?

The reintegration of high profile ex-offenders frequently receives great political and public attention. While this attention, more often than not in the form of negative sentiments, may be understandable from a moral perspective, it raises several important questions: how do such offenders reintegrate…

Promotor: Prof.dr. J. Memelink

The multiple connections between emblematics and Natural History in the broader perspective of their underlying artistic, literary, political and religious ideologies.

The master’s specialisation Theoretical Physics consists of 120 European Credit Transfer System (EC) points and includes electives (60 EC) and two research programmes (30 EC each).

The interdisciplinary minor American Studies offers a survey of U.S. history, literature and culture from the establishment of the first colonies on the North American continent in the 15th century to the present.

The Applied Mathematics Programme consists of 120 European Credit Transfer System (EC) points. The programme consists of advanced courses (min 60 EC), a research project (40 EC) and electives (max 20 EC).

The Physics and Business Studies specialisation consists of 120 European Credit Transfer System (EC) points and includes a one-year physics component (60 - 80 EC) and a business component in the second year (40 - 60 EC).

The research specialisation offers you the opportunity to spend two full years on training in applied mathematics to become an independent scientist with a strong theoretical basis.

By choosing Leiden University, you’ll be choosing to broaden your personal and academic horizons. You’ll be in excellent company too, because you’ll be part of an inspiring community of students, lecturers and professors from all over the world. Founded in 1575, ours is the oldest university in the…

The specialisation consists of 120 European Credit Transfer System (EC) points and includes mandatory courses and electives (60 EC) and two research projects (60 EC).

Chinese materia medica (CMM), comprising a diverse array of natural substances from plants, animals, and minerals, has been integral to Traditional Chinese Medicine (TCM) throughout history. This study investigates the dynamic evolution of CMM, noting shifts in species for improved therapeutic effects…

Innovation plays an essential role in firms' competitiveness and long-term success. It varies from different types, ranging from run-of-the-mill innovation that brings incremental changes to existing technologies to radical innovation that breaks from existing trajectories.

Throughout the history of computer science, a major challenge has been how to assert that software is free of bugs and works as intended. Software bugs can lead to serious negative impacts on any software system. Throughout the main body of the thesis, we implemented a series of studies on exploring…

How and to what extent does AI affect citizen representation in public service delivery and state-citizen interactions?

This collection explores how immersive technologies affect newsmaking and the positive and negative impacts they may have on journalistic norms, professional ethics, audience engagement, and data protection.

The marine shipping industry is one of the strongest emitters of nitrogen oxides (NOx), a pollutant detrimental to ecology and human health. Over the last 20 years, the pollution produced by power plants, the industry sector, and cars has been decreasing.

On Thursday 27 June 2024 Sigrid van Roode successfully defended a doctoral thesis and graduated.

It is generally accepted that a university education is about more than knowledge transfer alone. Alongside knowledge and understanding, students should develop the skills required to apply this knowledge and understanding.

In the current global context, there is a pressing need to address sustainable energy supplies to safeguard our Planet and its ecosystems. The choices made by human society have a significant impact on genetic evolution and climate.

Carbohydrates, alongside proteins and nucleic acids, constitute a crucial and versatile family of biomolecules present in all life forms. They manifest as monosaccharides, oligosaccharides, and polysaccharides, covalently bonded to proteins and fats. Carbohydrates are integral to plant and arthropod…

Actinobacteria are well known for the production of bioactive natural products, many of which have applications in the fields of human, animal and plant health. Subject of this thesis are the anthracyclines, glycosylated aromatic polyketides with potent anticancer activity.

Desafios para a proteção dos conhecimentos tradicionais, dos recursos genéticos e das expressões culturais tradicionais dos povos indígenas no cenário internacional

The Department of Business Studies provides business scientific education for students of the Faculty of Law, as well as for students from other faculties of Leiden University.

The article examines how Southern European member states' newspapers portray European irregular migration governance.

The HJD Book Award is given to the author(s) of the book that best advances the theoretical and/or empirical study of diplomacy.

Chronic inflammatory skin diseases such as psoriasis and atopic dermatitis affect both the physical and psychological well-being of millions of patients, leading to persistent symptoms like itchiness and sleeplessness. These conditions often result in decreased productivity and quality of life overall,…

First held in 2013, the Europa Lecture is an annual lecture organised by the Europa Institute of Leiden Law School. It provides leading thinkers, scholars and politicians with a platform to share their views on questions of European integration with the academic community and wider public.

The Graduate School Management (GSM) module is a registration and monitoring module for you and your supervisor(s). All information is stored in a uniform way and made accessible in one place. Converis is the software behind LUCRIS.

Find out how to apply for Drug Discovery and Safety at Leiden University by following our step-by-step guide. NOTE: This specialisation will be integrated into the new specialisation ‘’Research in Bio-Pharmaceutical Sciences’’ as of September 2025.

The following editorial comments were recently published in the Common Market Law Review.

Antimicrobial drugs constitute a fundamental part of modern medicine. The global rise in antimicrobial resistance poses a major threat to global health.

On 14 November, Ilya Kokorin defended the thesis 'Intra-group financing and enterprise group insolvency: problems, principles and solutions'. The doctoral research was supervised by Matthias Haentjens and Reinout Vriesendorp.

The master's programme in Philosophy at Leiden University integrates historical and systematic approaches in philosophy. It offers an advanced training in philosophical methodologies and skills, as well as a sophisticated knowledge of traditional and recent philosophical developments. At Leiden University,…

The master's programme in Philosophy at Leiden University integrates historical and systematic approaches in philosophy. It offers an advanced training in philosophical methodologies and skills, as well as a sophisticated knowledge of traditional and recent philosophical developments. At Leiden University,…

The future of Europe as a community of democratic states is deeply uncertain. The European Union, founded to promote ‘ever closer’ integration, aims nominally for peaceful, prosperous cooperation. But this ideal has been battered by a series of bruising crises, and now by war.

Much has been said regarding the global flows of information that are characteristic of modernity; it has been frequently stressed that these conduits are so deeply embedded that local or national environments may be imagined as having a global span. Thus, while we are now well aware that the imagination…

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