How soil microbial composition impacts structure and composition of the aboveground plant and animal communities?

This dissertation is concerned with the study of the less than twenty remaining precolonial Mesoamerican codices. By considering these rare and fragile pictographic and hieroglyphic books from the cultural biography perspective, many different aspects of these books can be studied.

Inaugural lecture

On 27 September 2017 a new book by Prof. Luuk van Middelaar appeared, entitled The new politics of Europe. The book is at the same time a front line account of Europe’s recent crisis years – from monetary turmoil to tensions around Ukraine, from refugee crisis to Brexit – and an analysis of the Union’s…

The Institute of Political Science has a multi-dimensional research programme that promotes the unity of the institute as an intellectual community rooted in the social sciences and especially political science, while enabling overlapping groups of colleagues to develop particular research agendas within…

Study information, Proefstuderen

Teaching at the Institute of Public Administration focuses on studying public administration in its broadest sense, including semi-government, lobby organisations, civil society and relevant private organisations. Our courses have an interdisciplinary and theoretical-empirical approach, integrating…

As a university, we offer you the best education you can get. Professors, tutors and lecturers are ready to teach and guide you. But we do more than that. Of course, studying is your own responsibility, but we are happy to help if you need support. You decide what and when; online or on campus. These…

Harm reduction in practice: a comparative analysis of the Dutch and Brazilian approach towards drug users.

Antibiotics are a class of medicine most people take for granted. But pathogenic bacteria are becoming more and more resistant to our antibiotics, and this poses a great challenge for future treatments. There is thus a great societal need to identify new molecules that can address new targets and be…

Promotores: E. van Dijk, G.R. de Snoo. Co-promotor: H. Staats

Nowadays children grow up with social media. This may influence the development of brain regions involved in social interaction. In their review article in Nature Communications, Crone and Konijn illustrate how neuroscience can contribute to a better understanding of how media and peers influence adolescents'…

Debate

How can misleading graphs be effectively corrected, specifically for people with low graph literacy?

The research project ‘The History of National Security, 1945-present', is funded by the Netherlands Organisation for Scientific Research (NWO), the Campus The Hague/Leiden University and the Netherlands Institute for Military History (NIMH). The project will run until the summer of 2013, when we hope…

This article illustrates how the term 'dual use' has become associated with a broader dichotomy between ‘legitimate’ and ‘illegitimate’ purposes.

The research conducted is centred around three themes. Within the different themes a multi-level approach is used, focussing on issues at the level of the health care system, the level of organizations and networks of organizations and at professionals within organisations.

The Uses of Justice in Global Perspective, 1600–1900 presents a new perspective on the uses of justice between 1600 and 1900 and confronts prevailing Eurocentric historiography in its examination of how people of this period made use of the law.

We aim to develop a drug-delivery method based on the production of biomolecules directly at the target site.

The project focusses on how US views of the Chinese diaspora in Southeast Asia influenced its strategic interpretations of the region. Being eleven million strong, dispersed across the region and sharing ethnic ties with Communist China, interpretations of the diaspora intersected with key Cold War…

Professor Kees Waaldijk presented the report on the LawsAndFamilies Database to Pearl Dykstra, member of the High Level Group of Scientific Advisors of the European Commission on 25 April. This comparative study shows that in European countries same-sex partners are increasingly gaining equal rights.…

During times of domestic turmoil, the use of force abroad becomes an appealing strategy to US presidents in hopes of diverting attention away from internal conditions and toward a foreign policy success.

Understanding the water use of power production is an important step to both a sustainable energy transition and an improved understanding of water conservation measures. However, there are large differences across the literature that currently present barriers to decision making.

Real-life processes are characterized by dynamics involving time. Examples are walking, sleeping, disease progress in medical treatment, and events in a workflow.

For hundreds of years, children in Ancient Egypt learned to read using The Satire of the Trades, a text in which a father gives advice to his son through descriptions of different professions. PhD candidate Judith Jurjens investigated how this worked in practice.

Our selection and placement procedure starts with your application and ends with—hopefully—an invitation to you to enrol as an IRO student. This page tells you all you need to know about the steps to be taken in between.

The work described in this dissertation contributes to a better mechanistic understanding of nanoparticles in vivo. To achieve that goal, we used the zebrafish as a highly predictive pre-screening model of nanoparticles.

A research goal for ABS is to develop miniaturized platforms for research in (stem)cell, in-vitro systems and application in clinical and preventive research. Combined with the high throughput, this development will make it possible to study the dynamics of pathogenesis in human and cellular models…

Are there significant differences among the environmental impacts resulting form the production of Asian aquaculture commodities and what are the main causes for these?

This project aims to explore and examine the factors that impact upon the efficacy of information disclosure duties pertaining to customer data use in online business.

Netherlands Statistics (CBS), Leiden University and the University of Amsterdam have started a collaboration in the form of a research project titled 'Enriching official economic statistics using data-driven modelling techniques'.

Luuk van Middelaar, Professor of Foundations and Practice of the European Union and its Institutions, recently wrote an op-ed in Dutch daily newspaper NRC.

Development of an aggregated impact indicator to measure decoupling.

Researchers at LED3 are working together with biopharmaceutical company Galapagos to develop software for use in early drug discovery (funded by NWO). This software is able to design molecules with several simultaneously optimized characteristics and will also take prediction reliability into consideration…

A modern ship design process is subject to a wide variety of constraints such as safety constraints, regulations, and physical constraints.

Promotor: Prof.dr. T. Hankemeier, Co-promotor: Dr. Theo Reijmers

Which immune mechanisms are involved in host defense against Staphylococcal infection?

This case study demonstrates how to design and effectively deploy a (survey embedded) conjoint experiment.

Met de val van Balkenende IV laait de discussie over het functioneren van politieke partijen binnen ons democratisch bestel weer op. Opgeblazen ego’s, overambitieuze politici en partijpolitieke machtspelletjes zouden echte democratie in de weg staan. Maar die discussie is niet nieuw.

How to access the end-of-supply risk of spare pares using big data analytics

This volume provides a sample of the most recent studies on Spanish-English codeswitching both in the Caribbean and among bilinguals in the United States.

Today, 189 out of 193 officially recognised nation-states have a written constitution, and 75% of these have been ratified since 1975. How did this worldwide diffusion of constitutions come about?

Cultural Anthropology and Development Sociology

The objective of this study is to better understand the distribution of microplastics in the environment. More specifically, we will quantify the abundance and distribution of microplastics on beaches.

Exploiting metabolic vulnerabilities to identify anticancer compounds in zebrafish synthetic lethality screens.

The SAPPAO project aims to optimise the accuracy and reliability of predicting scheduled flight times. The full name of the project is 'A Systems Approach towards Data Mining and Prediction in Airlines Operations'.

Is it possible for sugar patterns on cells to activate the immune system to combat cancer?

Leiden University researchers and their collaborators report the development of new research frameworks that use day-to-day smartphone behavior gathered from a large sample of healthy people to help understand aging, and how aging alters with epilepsy and stroke. These reports occupy two back-to-back…