What are key regulators of plant ageing that can reverse ageing in plants (rejuvenation), and how can we use this knowledge to improve crop plants?

Check the application deadlines for the MSc Democracy and Representation at Leiden University: important dates for applicants from the EU/EEA and non-EU regions, including housing application timelines.

Note the application deadlines for MSc International Politics at Leiden University: 1 April for visa-required applicants and 15 May for EU/EER applicants, with separate housing deadlines.

Check the application deadlines for the MSc Political Theory: Legitimacy and Justice at Leiden University — visa / residence permit and non‑visa deadlines for September and February intakes.

Note: The Politics of Artificial Intelligence (MSc) application deadlines at Leiden University are 1 April for students requiring a visa, and 15 May for others.

The earth has more than 7 billion inhabitants, all of whom leave behind traces of pollution. However, not all forms of pollution have the same harmful effect. Leiden scientists help determine where we should put our priorities.

We are committed to provide you a meaningful, rigorous and quality graduate experiences in a personalized environment with a cutting edge research infrastructure and internationally renowned supervisors

We are committed to provide you a meaningful, rigorous and quality graduate experiences in a personalized environment with a cutting edge research infrastructure and internationally renowned supervisors.

Combine BPS research with different aspects of business studies. Learn to build bridges between science and business.

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By drawing on the personal experiences of contributors based in different institutions and countries, the articles in this special issue provide a fairly broad overview of ethics practices and concerns in different localities (though not globally, as we had originally hoped), showing, as one student…

Supervisor: P.J.J. Hooykaas

On the 4th of June, Menghui Shi successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Menghui Shi on this achievement!

Food waste is a defining inefficiency of the modern food system, with profound implications for resource use, climate change, and circular economy transitions. This dissertation examines food waste through two complementary lenses: the prevention of avoidable food waste and the valorization of unavoidable…

Many researchers of the Faculty of Science are members of a research school related to their area of expertise. Research schools aim at collaboration of researchers from different faculties in the same university (interfaculty schools) or in different universities (interuniversity schools).

In modern information systems, a large number of different components are often active simultaneously. This phenomenon - known as concurrency - underlies not only the functioning of computer systems but of any system in which many processes take place at the same time.

Supervisor: S.F. Portegies Zwart Co-Supervisor: A.G.A. Brown

Sometimes students may qualify for course exemption, because they already possess the skills and knowledge that a compulsory course teaches.

On July 5th, Mulugeta Tarekegne Tsegaye succesfully defended his doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Mulugeta on this great result.

‘The Survival of Pliny in Padua. The Botanical Renaissance and the Transformation of Classical Scholarship’ in: Transformations of the Classics via Early Modern Commentaries, ed. by K.A.E. Enenkel. Intersections 29 (Leiden/Boston: Brill, forthcoming autumn 2013), pp. 327-62.

The contributions in this volume seek to highlight the atypical features of the Hanse, and place them in a wider context of common roots, influences and parallel developments.

Promotor: C.J. ten Cate

Mining time series is a machine learning subfield that focuses on a particular data structure, where variables are measured over (short or long) periods of time.

Transplantation of labial salivary glands to the eyelids for patients with dry eye appears to give excellent results clinically.

Material culture and the role of rural communities in exchange systems of the eighth and ninth centuries

Drug development is a time- and resource-consuming process that starts with the discovery and validation of a (protein) target that contributes to pathogenesis or disease progression.

Simulating human language understanding on the computer is a great challenge. A way to approach it is to represent natural language meanings in logic, and to use logical provers to determine what does and does not follow from a text. What logic is best to use and how natural language meanings are best…

The “harpe organisée”, 1720-1840: Rediscovering the lost pedal techniques on harps with a single-action pedal mechanism, is the title of Maria Christina Cleary's PhD thesis. This is the first monographic study on harp pedal techniques, tracing the historical way to pedal on the early pedal harps with…

Have you ever wondered how you can increase the visibility, accessibility, and recognition of your research while complying with funding and national requirements? LUCRIS is the answer!

Pottery traditions and social interaction in the earliest Neolithic of the Lower Rhine Area

Historicising Art and Literature is one of the six research themes of the LUCAS Modern and Contemporary cluster.

Promotores: R. Cramer, A.K. Lenstra, Co-Promotor: B.M.M. de Weger

In this thesis, the research focuses on the properties of dark matter and dark matter haloes and how they connect with the galaxies we can observe in the Universe.

On the 12th of November, Xander Vertegaal successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Xander on this achievement!

Leiden University and the Dutch Royal Family maintain ties that go back to 1575, when William of Orange founded the University. Many members of the Royal Family have studied in Leiden and several have received an honorary doctorate.

The world we live in is changing in many aspects at an ever-increasing speed. And it will continue to do so. How do we anticipate these changes, such as the increase in atmospheric CO2, the extinction of species and industrialisation?

Promotor: K. Kuijken, Co-Promotor: H. Hoekstra

The Animated Image addresses the entire range of contexts in which images were described by Roman authors as being animated, as well as the accounts that Roman writers produced to explain the animation of inanimate matter.

Palaeography of an ancient nomadic writing culture

Breast cancer is the most common cancer in women worldwide. Metastasis, the process by which cancer cells spread to other parts of the body, makes treatments less effective. It is important to unravel the mechanism of metastasis.