The idea of citizens and public professionals collaborating to provide public services has widely spread in several countries around the globe. Co-production is often presented as the go-to solution for challenges like a legitimacy crisis of both the government and the market, and financial concerns.…

Today, everybody and everything produces data. People produce large amounts of data in social networks and in commercial transactions. Medical, corporate, and government databases continue to grow. Sensors continue to get cheaper and are increasingly connected, creating an Internet of Things, and generating…

From Los Angeles to Tokyo, Urban Sociolinguistics is a sociolinguistic study of twelve urban settings around the world.

Members of BLRN provide a wide range of teaching on all matters of business law. The teaching ranges from courses in the Leiden Law School’s bachelor programme, including the International Business Law programme, the master programme on Company Law and the advanced master in International Civil and…

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Une étude archéo-anthropologique de la céramique des sociétés caribéennes multiculturelles de la période précoloniale à nos jours

Analecta Praehistorica Leidensia 51

Bacteria are highly complex and diverse organisms that have adapted to survive in ecological niches ranging from the most extreme to the most heterogeneous environments.

The arrival of Columbus to the Caribbean in 1492 marked a milestone in world history. In both the European and the indigenous world, a set of economic, political and hierarchical networks and relations were defined, structured and changed. These changes affected the indigenous population at different…

Aviation safety is of global concern. Yet 43% of countries worldwide lack the expertise and administrative capacity to ensure effective safety oversight of the aviation activities for which they are responsible under international law.

On 16 april 2020, Andrew Fink defended his thesis 'The Importance of Conspiracy Theory in Extremist Ideology and Propaganda'. The doctoral research was supervised by Prof. A. Ellian.

In multi/many-core System-on-Chips (SoCs), the performance is almost linearly scaling with the number of processing elements.

The Centre for Indigenous America Studies (CIAS) at Leiden University is designed to coordinate and promote the teaching and research of Indigenous languages, literatures, cultures and cultural heritage. Our aim is to contribute to an increased acknowledgement, recognition and understanding of Indigenous…

Galaxies in the Universe are distributed along the intricate framework of the Cosmic Web. Groups and clusters of galaxies comprise the densest regions in this network, and therefore, are excellent cosmic laboratories to study different aspects of galaxy evolution in extreme environments.

Dionysius of Halicarnassus and Augustan Rome: Greek culture in the Roman world.

Eine Analyse materieller Kultur römischer Kolonien in der Mikroregion von Suessa Aurunca, Minturnae und Sinuessa

Leiden University wants its research and teaching to have a positive impact on society. In an effort to achieve this, many of our researchers collaborate with academic and community partners, non-governmental organisations and the business sector.

This thesis examines the impacts and challenges of water use of electric power system. This thesis found that there are large differences in water use of electricity technologies, with hydropower and thermal power being two large water users.

How does FoxP1 affect auditory perception on a behavioural and genomic level?

The manual analysis of remotely-sensed data is a widespread practice in local and regional scale archaeological research, as well as heritage management.

Markus Davidsen defended his thesis on 16 October 2014

In A History of Plague in Java, 1911–1942, Maurits Bastiaan Meerwijk demonstrates how the official response to the 1911 outbreak of plague in Malang led to one of the most invasive health interventions in Dutch colonial Indonesia.

We report new computational and experimental evidence of an efficient and astrochemically relevant formation route to formaldehyde (H2CO). This simplest carbonylic compound is central to the formation of complex organics in cold interstellar clouds and is generally regarded to be formed by the hydrogenation…

Lipid signaling is an essential biological event/process in a plethora of pathophysiological conditions. The underlying idea of this thesis is that many of the roles and the complex interplay of the individual signaling lipids in inflammatory processes and related conditions in health and disease is…

Promotor: J.N. Kok, Co-Promotor: A.J. Knobbe

The Dutch and English East India Companies were formidable organizations that were gifted with expansive powers that allowed them to conduct diplomacy, wage war and seize territorial possessions. But they did not move into an empty arena in which they were free to deploy these powers without resista…

The Hague Diplomacy Podcast aims at bringing the themes of the journal's research off the page, and onto the discussion table. Each episode will feature a guest who will share their insights and personal experience within their practice of or research on diplomacy.

The Mid Upper Palaeolithic of Eurasia 30,000 - 20,000 BP

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'.

Archaeolandscapes International is an educational and scientific not-for-profit organisation with the objective to promote non-destructive prospecting methods for archaeological investigations.

Erasmus+ Strategic Partnerships (Key Action 2) are transnational projects designed to develop and share innovative practices and promote cooperation, peer learning, and exchanges of experiences in the fields of education, training, and youth. There are two kinds of Strategic Partnership; those supporting…

The aim of the research programme Systems Pharmacology lies in the development of personalised medicine strategies, and development of new systems-based approaches in translational and clinical pharmacology.

The Europaeum is a network of 17 leading European universities, whose aim is to bring together talented students and teachers and to promote a 'European feeling' through cooperation and academic mobility.

On the 16th of June Patrtick Harrison successfully defended a doctoral thesis and graduated.

When researching languages in historical context, our goal is to understand the nature of linguistic variation in the past, and explain the extent to which the socio-cultural context of bygone times contributed to shaping linguistic variation and change.

Promotor: Prof.dr. T. Schmidt

The haplolepideous mosses (Dicranidae) comprise about 4000 species distributed over a wide range of habitats, with great gametophytic and sporophytic morphological variation. Their monophyly is well supported by the results of several molecular phylogenetic studies, which shed light on their relationships…

Promotor: W.Th.F. den Hollander Co-Promotor: F.M. Spieksma

On the 23rd of June Arianna Sacco successfully defended a doctoral thesis and graduated.

PhD candidates carry out a programme of independent research and additional (limited) course work, culminating in production of a PhD thesis in typically 4 years.

The Algorithms and Software Technology (AST) research programme performs fundamental research in the areas of algorithm design and analysis.

Leiden University offers many possibilities to Chinese students that want to study abroad.

Promotor: A. Kros

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

Cyber security is one of the critical challenges in our inter-connected world. Organizations are being constantly targeted by adversaries. Various critical systems become exposed on the Internet. Users can find that their data has been stolen from a company that they were not even aware of.

Do you like solving complex legal puzzles? Do you like analysing problems? If so, the bachelor’s programme Fiscaal Recht is right for you.

Money laundering, fraud, DNA testing: current affairs is key in this master’s programme. 'Forensische Criminologie' provides specialist expertise related to the criminal justice system - from forensic psychiatry to criminalistics.

Leiden is a real student city and has everything you’ll need to turn your time as a student into the time of your life.

The master’s programme 'Jeugdrecht' considers topics like child abuse, child refugees, bullying via social media, adoption and divorce and aims to make a difference in the lives of the youngest members of our society.

Leiden is a real student city and has everything you’ll need to turn your time as a student into the time of your life.