How can party bans be justified? Which parties were banned in post-war Europe – and why? Do militant democracy instruments work? Is an international militant democracy concept in the making?

The Educational Sciences programme group of the Institute of Education and Child Studies at Leiden University provides courses in the field of student education and the learning and development of children in the school context.

The Leiden Leadership Centre brings academia and practice together by organising events on public leadership – such as Leiden Leadership Lunches, webinars, (international) conferences, and the Leiden Leadership Podcast.

Plant Sciences' contribution to the Host-Microbe Interactions research theme is to dissect how microorganisms and microbiomes interact with the plant host and the insects on those plants, and how these insights may be harnessed to improve plant growth and health, by steering microbiome composition and…

This dissertation describes several studies concerning the research-teaching nexus in the sciences.

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.

This dissertation reports on the pedagogical content knowledge (PCK) of science teachers during a professional development program. This research intended to help us understand why and how teachers make their classroom decisions as they teach science.

SAILS aims to forge links between the different disciplines at the University and to initiate new academic partnerships.

Read more about the International Network Open Science & Scholarship Communities in our Vision and Mission statements.

The master’s specialisation Bio-Pharmaceutical Sciences and Business Studies at Leiden University combines fundamental and applied research with different aspects of business studies.

This book explores how physicists, astronomers, chemists, and historians in the late nineteenth and early twentieth centuries employed ‘epistemic virtues’ such as accuracy, objectivity, and intellectual courage. In doing so, it takes the first step in providing an integrated history of the sciences…

Corporate R&D organizations and their relation to academic laboratories.

Narrative Science examines the use of narrative in scientific research over the last two centuries.

Astronomer and Marxist Anton Pannekoek was a remarkable figure. This book aims to study the connections between his life as a socialist theorist and as a pioneering scientist through the prism of Pannekoek's biography.

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Carl Li defended his thesis on 30 June 2015

Social and Behavioural Sciences, Psychology, Cognitive Psychology

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After 20 years of police reform, Jasper De Paepe and Marleen Easton look back and discover what we can learn about partnerships between police and science in Belgium.

Data science is now growing fast in many places, but scholars at Leiden University have been developing data science techniques for a long time already. Thanks to their broad-based expertise, Leiden statisticians are currently combining the achievements in statistics with the latest methods of statistical…

LIACS is a partner in the EU Erasmus+ Curriculum Development for the Asian education system. The knowledge available in the field of Data Science and Artificial Intelligence education will be shared and adapted for the Asian market.

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Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

Global Challenges lie at the centre of the Liberal Arts and Sciences Bachelor programme of Leiden University College (LUC). Our residential college is located in the centre of The Hague, the ‘City of International Peace and Justice’. If you want to participate in a vibrant, stimulating living-learning…

LUC is located in the heart of The Hague, the home to more than 150 international organisations and multinational companies, and over 100 foreign embassies. In addition, the Dutch legal capital hosts no less than five international courts of law: the International Court of Justice, the International…

The Faculty of Social and Behavioural Sciences provides its ca. 5000 students with a thorough education in the social and behavioural sciences. The student population is very diverse and international in nature.

Promotor: M.T.M. Koper, Co-promotors: A.I. Yanson, L.B.F. Juurlink

The demolition of the high-rise building is ready. The remaining debris are removed and the area is cleared. For the demolition, the University applied the BREEAM evaluation method at the level of ‘Excellent’, which means that the demolition operations were carbon neutral and did not cause any form…

There are around 300,000 people in the Netherlands who donate blood on a regular basis. Women can give blood up to three times a year and men up to five times, resulting in approximately one million blood donations each year. Patients that receive this donated blood are already in a vulnerable condition,…

The local ordering of atoms at the surface of a metallic particle determines its catalytic activity and selectivity. As energy systems of the future will be based on efficient catalytic conversion of small molecules in closed cycles, we study how structural effects of catalysts can be used to our ad…

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding mono- and multidisciplinary teaching.

In comparing a selection of 18th-century histories to a representative sample of 19th-century histories of science, this project inquires: Which early modern vices persisted into the 19th century and to what extent were those vices embodied in anecdotes, conveyed through commonplaces, or symbolically…

Nature and History, Towards a Hermeneutic Philospohy of Historiography of Science

Rector Magnificus Carel Stolker will retire on 8 February. If there’s one theme running through his career, it’s the links between the University and society. In this series of pre-retirement discussions, Stolker will talk one last time to people from within and without the University. This edition…

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding teaching.

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In which way and to which extent is integration articulated in concept maps and which factors affect the resulting concept maps? By which factors is the perceived usefulness of such concept maps affected?

In which way and to which extent is integration articulated in concept maps and which factors affect the resulting concept maps? By which factors is the perceived usefulness of such concept maps affected?

BSc degrees: ‘Political Science’, ‘International Relations and Organisations’. MSc degree: Political Science, with specialisations ‘International Organisation’; ‘Dutch Politics; ‘Nationalism, Ethnic Conflict, and Development’; ‘International Politics’; ‘Political Legitimacy and Justice’; ‘Democracy…

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding mono- and multidisciplinary teaching.

How we think about and act on the usefulness of scientific research has epistemological and political implications: what knowledge consists of, how it comes about and to what ends. In this dissertation, I situate the usefulness of scientific research in concrete places for knowledge exchange. The exchange…

Taxonomy as a science has accumulated data and knowledge for more than 250 years.

The new book by Dimiter Toshkov - associate professor of Public Administration at the Faculty of Governance and Global Affairs - has been recently published by Palgrave Macmillan.

The Leiden Bio Science Park (BSP) will become a real campus in the coming years, with more houses, and attractive places where scientists, students and entrepreneurs can meet to discuss their plans.