Biological polymers, including proteins and the genome, undergo folding processes crucial for their proper functioning. Even slight changes in the folding structure of these biopolymers can have significant implications, leading to the development of various pathological conditions, such as neurodegenerative…

Promotor: C.U. Keller, Co-Promotor: F. Snik

Promotor: Prof.dr. C.A.M.J.J. van den Hondel, Dr. ir. V. Meyer, Co-promotor: Dr. A.F.J. Ram

On 15 February 2023 Uzume Wijnsma successfully defended a doctoral thesis and graduated.

Cytotoxic T-cells (CTLs) are involved in the clearance of viruses and killing of tumor cells.

Make more fluid: In condensed matter systems, electrons can acquire unusual properties from their interaction with the atomic lattice.

Political scientist Wouter Veenendaal (Leiden University) provides an in-depth case study of clientelism in Malta, the smallest member state of the European Union. He reveals that not only that patron–client linkages are a ubiquitous feature of political life in Malta, but also that the smallness of…

Considering the fact that for a long time women were not allowed to participate either in university life nor in academia, women found different ways they could be included.

With this thesis the PhD-candidate aims to enrich the body of evidence concerning the relation between stress and health, and the mediating role of (un)conscious perseverative cognitions, which is captured in the extended perseverative cognition hypothesis.

The department Moot Court is located at the Kamerlingh Onnes Gebouw.

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The Leiden University doctoral / PhD programme takes around four years of study and consists of independent and original research under the supervision of a professor.

My PhD research is devoted to studies of the conjectural cluster-algebraic symmetry in the theory of topological string, which is the simplest, however already non-trivial sector in the theory of string.

Introducing five papers about of the impact of crises on the governance, decision-making, and institutional design of the Euro Area, political scientists Valerie D'Erman (University of Victoria, Canada), Paul Schure (University of Victoria, Canada) and Amy Verdun (Leiden University) summarise the 'lessons…

D.P. Kok defended his thesis on 10 October 2017

The Digital Lab is a meeting place for staff and students working in the field of Digital Humanities, where they can collaborate and share their expertise.

LIAS aims to advance the globally conscious vision of area studies, both within and outside the academic community. Focusing on Asia and the Middle East, the institute is a meeting place of multiple fields of inquiry, theories and methods, historical periods, and areas.

An experimental and microwear approach to Early Iron Age vessel biographies

In this thesis three different topics in number theory are studied.

Promotor: Prof.dr. E. R. Eliel, Co-Promotor: M.J.A. de Dood

Chromatin is an ubiquitous protein-DNA complex that forms the structural basis of DNA condensation in all eukaryotic organisms.

Political Scientist Gisela Hirschmann (Leiden University) asks how international organisations can be compelled to comply with respect human rights. She finds that this is done through ‘pluralist accountability’: external third parties such as courts, NGOs, or regional organisations holding international…

Promotores: H.S. Overkleeft, G.A. van der Marel, Co-Promotor: J.D.C. Codee

A scientific assessment of the site selection for the ‘Frontiers of the Roman Empire’ Unesco World Heritage Site.

The studies described in this thesis deal with glycosidases, in particular alpha-galactosidases.

Political scientist Corinna Jentzsch (Leiden University) about the organisation of rebel and government auxiliaries in the civil war in Mozambique (1976–1992).

Gold nanorods are biocompatible nanoparticles that present an excellent two-photon signal that can be used to get high spatial resolution inside living cells. Gold nanorods are photostable and therefore can be followed inside cells for long time, with possible applications as trackers in live cells.

There are different ways in which the faculties of Leiden University keep in touch with their alumni.

The main topic of this PhD thesis is the Arakelov ray class group of a number field, an algebraic object that contains both the ideal class group structure and the unit group structure.

The Low Frequency Array enables studies of low-frequency carbon radio recombination lines with unprecedented sensitivity, spectral and spatial resolution.

Promotor: Prof.dr. A.P. IJzerman, Co-Promotor: Dr. L.H. Heitman

We describe certain birational modifications of nodal relative curves over a regular base of arbitrary dimension.

Promotors: Prof.dr. E. Bouwman, Prof.dr. E. Drent

Mateo Cohen (research assistant at the Open University of Israel and PhD candidate at Leiden University’s Institute of Political Science) studied arguments articulated by diverse members of the Right-Wing elite in Israel and explains how these views lead to the rejection of a two-state solution and…

LMUY, Einsteinweg 55, 2333 CC, Leiden

Political scientist Rebekah Tromble (Leiden University) and computational sociolinguist Dirk Hovy (University of Copenhagen) analyse how much hostility and sexism Clinton faces on Twitter, as well as who seems to be behind such attacks.

On 24 January 2023 Tobias Jones successfully defended a doctoral thesis and graduated.

Nature and History, Towards a Hermeneutic Philospohy of Historiography of Science

Patients share valuable advice and experiences with their peers in online patient discussion groups.

It is often said that the links between political parties in Africa and their voters are clientelist, rather than programmatic. The familiar image is that of African ‘big men’, displaying personal wealth while being respected and celebrated in the community for sharing their riches. Yet, political scientist…

The Leiden Institute of Advance Computer Science (LIACS) in collaboration with the Institute of Security and Global Affairs (ISGA) have developed the minor Cyber Security to provide students with a mixture of technical and governance knowledge to set them on a path towards understanding cyberspace and…

Lecture, Histories Connected: Work-in-Progress

If you are aware of the admission requirements of the bachelor’s programme Archaeology of Leiden University, it's time to check the application deadlines.

A PhD track consists of original scientific research under the supervision of a professor, which takes on average 4 years.

Promotor: Prof.dr. M. de Jong, Co-Promotor: Dr. A.J. Heijboer

The aim of this thesis is to study cell-cell interactions and the development of an assay to explore and quantify the exchange of membrane compounds.

With an MSc in Computer Science you are well prepared for broad array of career prospects in research or industry. The master’s degree is an excellent stepping stone for pursuing a PhD degree.