The rise and fall of the cesspit in an urban context

When a star gets too close to a supermassive black hole, it is torn apart by strong tidal forces in a tidal disruption event (TDE).

Here we share findings into the effectiveness of the Designing Your Life education at Leiden University. Our study indicates that DYL education has a positive effect on students’ confidence and competencies.

Intensive public debates have erupted about integration of immigrants in Europe. The influx of refugees from the middle east during the summer and autumn of 2015, the increasing visibility of immigrants throughout European societies, but also the widely publicized occurrences on New Year’s eve in Cologne…

Cholesterol influences many pathways, including serving as precursor for adrenal steroidogenesis. Imbalance of cholesterol levels has been implicated in several diseases including cardiovascular diseases and its underlying pathology, atherosclerosis.

My research addresses the function of the much-debated particle -nā in Biblical Hebrew, often translated with “please”, from the point of view of the most important ancient Bible translations (Greek, Syriac, Latin). It combines textual criticism, translation technique, discourse pragmatics, and the…

This thesis considers multi-prover commitment schemes whose security is based on restrictions on the communication between the provers.

The stratum corneum is the outermost skin layer and consists of dead cells embedded in a lipid matrix.

There is an increasing amount of attention on EU and its Member States contributions to implementation of two landmark agreements: the Paris Climate Agreement and the UN Agenda 2030 with Sustainable Development Goals (SDGs). Absent from the current literature is an analysis of the political effect of…

Streptomyces are filamentous bacteria that produce more than two-thirds of known antibiotics.

This dissertation is a study of the view of the Neoplatonist Proclus (Athens, 411-485) on to what extent and how the changing and unreliable world of sense perception can itself be an object of scientific knowledge.

This study looks at population response to government containment strategies during initial stages of the COVID-19 pandemic in four high-trust Northern European countries–Denmark, Germany, the Netherlands, and Sweden–with special emphasis on expressions of governmental trust.

Dina Ishak Bakhoum defended her thesis on 21 January 2021

Promotor: Prof.dr. H.P. Spaink, Co-promotor: Prof.dr. A.H. Meijer

If gifted children are experts in using strategies, why do they experience problems with learning? Why do they underachieve?

Behavioral and neural mechanisms underlying self-concept development in relation to educational decision-making in adolescence

Promotor: J.W.M. Frenken Co-Promotores: I.M.N. Groot; L.B.F. Juurlink

Promotor: Peter Stevenhagen

Promotor: Prof.dr. T. Schmidt, Co-Promotor: Dr. ir. S.J.T. van Noort

Over the coming years, the Leiden Bio Science Park will be transformed from a business park into a campus. The campus square will be the vibrant heart of this area. Here, the university, businesses and the city of Leiden get together.

This thesis presents the systematics, epidermal defense, and bioprospecting of wild orchids.

While bioinformatics methods deal with the analysis of sequence information (be it proteins or DNA), the field of cheminformatics is concerned with the analysis of small-molecule datasets.

The central aim is examining gender differences in recorded crime, particularly in relation to interpersonal violence, in early modern Bologna.

On the 8th of March, Bushra Alkhamees successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Bushra on this achievement!

The potential of bioneedles to deliver influenza vaccines was investigated.

The research project addresses the question how complaints in the voluntary youth care system are dealt with on the municipal level and what role (municipal) Children’s Ombudspersons play in this context, through qualitative research methods.

The soil-dwelling, filamentous bacteria of the genus Streptomyces are renowned for their production of useful secondary metabolites including antibiotics. The work described in this thesis provides new insights on the role and regulation of antibiotic production and resistance in these bacteria.

From William Shakespeare to Marilynne Robinson, A Literary History of Reconciliation is the first study to examine representations of interpersonal reconciliation in work of literature across a long-term period, from the early seventeenth century to the present day, focusing on how these representations…

The ECtHR needs to provide effective rights protection, but it also needs to set clear standards while showing deference to decisions made at the national level. Especially when socio-economic issues are concerned, meeting these different demands is a challenging task.

Low-carbon (LE) technologies have a significant potential to reduce the total carbon emissions in China.

Over the last decades, aviation safety has improved strongly. As a downside, airline pilots do not have as many opportunities to develop through experience the competencies that they need in critical situations.

Reworking Culture: Relatedness, Rites, and Resources in Garo Hills, North-East India provides intimate insights into the lives of hill farmers and the challenges they face in day-to-day life. Focusing on the ongoing reinterpretation of traditions, or customs, the book critiques the all too often taken-for-granted…

Kim de Jong, Jaime Delgadillo, and Michael Barkham offer valuable insights in their book 'Routine Outcome Monitoring and Feedback in Psychological Therapies' on how therapists and trainees can use feedback to inform treatment decisions and, ultimately, enhance patient outcomes.

In what ways can visual art play a vital role in countering the discriminating stigma experienced by transgender communities?

Tracing the evolution of the molecular gas content in galaxies is critical for a complete understanding of galaxy formation and evolution, as it provides the direct fuel for star formation. Studies of high-redshift (z>1) molecular gas reservoirs, most commonly traced by carbon monoxide (CO), have seen…

Promotores: J. Kok, M. Chaudron (Chalmers University)

This study assesses nationwide, disaggregated trends in homicide rates over a 25-year period. Using a unique, detailed dataset, spanning a quarter of a century of homicide data allowed Aarten & Liems to assess type-specific homicide trends and the relationship between gender and age within these tre…

This article argues that opposition to government green investments is conditional on the method of financing.

Development of GHG calculator for bio-electricity and heat.

On 9 November, Roosmarijn van Es defended the thesis 'The mind in the courtroom: on forensic mental health reports in judicial decision-making about guilt and sentencing in the Netherlands. The doctoral research was supervised by Jan de Keijser, Maarten Kunst and Janne van Doorn.

In this book Adam Fairclough chronicles the odyssey of black teachers in the South from emancipation in 1865 to integration one hundred years later.

The Australian parliament passed a law banning social media for youth under sixteen in late November. This solves nothing, argues Simone van der Hof, Professor of Law and Digital Technologies, in NRC. ‘Services should be held to the law.’

The glycosylation reaction is a pivotal reaction in creating new and complex oligosaccharides.

In Vietnam, foreign trade and culture are pervasive. Therefore, the need arises for students to learn more about cultural differences and intercultural communication. This dissertation focuses on improving training in intercultural communication in Vietnamese higher education.

An investigation into how racial stereotypes were created and used in the European Middle Ages.

Plants and their pollinators form complex interaction networks. Within these networks, species differ widely in the number of species they interact with.

In analogy to mathematical proofs, the goal of a proof system is for a prover to convince a verifier of the correctness of a claim.

Even though more than 4000 extra-solar planets are known today, only a small fraction of these has been captured in an image. To better understand the planet formation mechanisms in solar-like environments we started the Young Suns Exoplanet Survey (YSES).

In populations with a seed-bank, individuals can temporarily become dormant and refrain from reproduction until they can become active again. The repository of all dormant individuals in the population is called the seed-bank. Seed-banks are observed in many taxa, including plants, bacteria and other…

This PhD-thesis presents a study on micron-sized particles, so-called colloids. By controlling the chemical and physical properties of these particles, such as the interparticle interaction and the particles’ shape, colloids can act as building blocks that self-assembly into larger structures.