It has been a long-standing mystery how complex biological structures emerge from such seemingly uncoordinated building blocks as cells and tissues, in the presence of only minimal environmental guidance.

Promotor: Prof.dr. H.J.M. de Groot, Co-promotor: Francesco Buda

Pericytes, the mural cells of blood microvessels, are important regulators of vascular morphogenesis and function that have been postulated to mechanically control microvascular diameter through as yet unknown mechanisms.

Food security is challenged by a growing global population and by climate change. Drought and soil salinity are considered the most important ones that inhibit crop yield and distribution. Worryingly, climate change is predicted to increase not only their frequency and severity, but also their co-occurrence,…

Software development is a complex process. It is important that software products become stable and maintainable assets.

Explaining treatment response variability between and within patients can support treatment and dosing optimization, to improve treatment of individual patients.

Promotor: Prof.dr. A.G.G.M. Tielens, Prof.dr. C. Dominik (UvA)

Data theory research on the analysis on the multidimensional data

Promotor: Prof.dr. P. Stevenhagen, Jan-Hendrik Evertse, Co-promotor: Pascal Autissier

Promotor: S.J. Edixhoven

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

The parabolic Anderson model (PAM), which is the Cauchy problem for the heat equation with random potential. The PAM is a mathematical model that describes how mass (i.e. matter or energy) flows in a medium in the presence of a field of sources and sinks.

This multidisciplinary minor provides students with knowledge on how and why humans became the way they are. The minor focuses on the evolution of the species Homo sapiens from other hominin lineages and animal ancestors, and on the various factors shaping this process. Not only is human evolution of…

Leiden University offers a unique range of summer courses where you can broaden or deepen your knowledge or share your expertise with fellow students. The choice of academic courses is very diverse, ranging from Law, Big Data, Languages and Linguistics to Maths and Natural Sciences, Biology, Biomedical…

Op 11 mei 2016 ontving het Hazelhoff Centre for Financial Law Robert Pickel voor de elfde Hazelhoff Guest Lecture, getiteld ‘The Deadliest Sin of the Financial Crisis’.

De cultuur en teksten van de klassieke oudheid zijn nog steeds een inspiratiebron voor onze moderne wereld. Met de opleiding Griekse en Latijnse taal en cultuur onderzoek je alle aspecten van de Griekse en Romeinse oudheid. Van het Grieks van Homerus tot en met het Latijn van de Renaissance. Van de…

Moritz Jesse has been awarded a Jean Monnet Chair by the European Commission. In his MIND-EU Project he will focus on a coherent way to teach Migration, Integration, and Non-Discrimination at Leiden Law School at bachelor and master level.

Studying the impact of urbanisation on the respiratory health of past Dutch populations (1200-1850 CE).

GLOBOX is a spatially differentiated multimedia fate, exposure and effect model. It is used for the calculation of spatially differentiated LCA characterisation factors on a global scale.

Kim Beerden wil de cursussen die aio’s krijgen voor ze college gaan geven, verrijken door middel van ‘blended learning’.

Sinds 2009 behaalden 91 kandidaten hun doctoraat in Creative en Performing Arts. Op deze pagina een overzicht van ACPA's alumni.

Wat kunnen papyri ons leren over de oudheid? Studenten papyrologie in Leiden proberen vragen over het leven in de oudheid te beantwoorden met behulp van de papyri uit onze collectie.

What holds people together and what makes them willing to fit within larger political structures? Our project examines this question in the practices of dynastic rulership in Eurasia ca. 1300-1800.

In this dissertation (titled: Exploring the Synergies between Transfer in Reinforcement Learning and Procedural Content Generation) we explore how the two research fields named in the title, namely Transfer in Reinforcement Learning (TRL) and Procedural Content Generation (PCG) can synergize togethe…

Het primaire doel van de leerstoel is het uitvoeren en bevorderen van wetenschappelijk onderzoek naar de rol van het militaire instrument in hedendaagse conflicten en het verhogen van de kennis daarover in de Nederlandse maatschappij.

Alumni-activiteit, Vereniging Oud-Sterrenwachters

Festival

Research

Op 10 november 2021 verdedigde Carmel van Niekerk-Jacobs het proefschrift 'Realising the right to reproduce with assistance in South Africa'. Het promotieonderzoek is begeleid door prof.dr. J.J. Sloth-Nielsen en prof.dr. T. Liefaard.

Afgestudeerden van de bachelor Security Studies aan de Universiteit Leiden hebben toegang tot diverse masterprogramma's en uitstekende carrièrekansen. Ontwikkel je als beveiligingsstrateeg en vergroot je kansen op een succesvolle carrière in zowel de publieke als private sector.

Ontdek het studieprogramma van de éénjarige MSc Nederlandse Politiek aan Universiteit Leiden: kernvak, keuzevakken, onderzoeksvaardigheden, scriptiebegeleiding en stageoptie.

In a typical glycosylation reaction, a donor is activated to form a (variety of) electrophilic species which can react with a nucleophilic acceptor, following a reaction mechanism having both SN1 and SN2 character.

This thesis describes the functional analysis of the Arabidopsis AHL15 gene.

We consider the propagation of electrical signals through nerve fibres.

Despite being the object of intense study, embryonic development has been difficult to model due to a number of reasons. First, complex tissues can be comprised of many cell types, of which we probably only know a subset.

All crested and marbled newts (the genus Triturus) suffer from an unusual genetic abnormality, called a balanced lethal system, that kills exactly half of their offspring. How can a trait so disadvantageous have survived millions of years of natural selection?

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

Drug-induced liver injury (DILI) is one of the main reasons for drug attrition during pre-clinical and clinical phases of drug development as well as for drug withdrawal post-marketing.

In today's volatile market environments, companies must be able to continuously innovate. In this context, innovation does not only refer to the development of new products or business models but often also affects the entire organization, which has to transform its structures, processes, and ways of…

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…

Neurodegenerative diseases, including Parkinson’s disease (PD), are increasing in prevalence due to the aging population. Despite extensive study, these diseases are still not fully understood and the lack of personalised treatment options that can target the cause of the diseases, rather than the symptoms,…

Promotor: Prof.dr. G.P. van Wezel

Until the 1990s, the only known planets were those in our Solar System. Three decades later, several thousand exoplanets have been discovered orbiting stars other than the Sun, and substantial efforts have been made to explore these strange new worlds through spectroscopic analyses of their atmosphe…

The different kinds of cultural perspectives on health and disease of the participants are related to their knowledge, beliefs, values and practices manifested in various forms of lifestyle in Indonesia. The cultural diversity of the population is also related to differences in health behaviour.

Promotor: P.D. Grünwald

The effective treatment of tuberculosis (TB) remains a major challenge to global health.

The spindle-assembly checkpoint (SAC) is a safety mechanism which secures accurate chromosome segregation during mitosis.

This dissertation investigates the energy and material related impacts of the transition towards a low-carbon heating system in the Netherlands, in the context of its 2050 climate and circular economy policy goals.