In what way is constructivist logic able to account for both the role of the judging agent in inference and the universal claims of logical validity?

Festival

The United Nations’ fourth Sustainable Development Goal (SDG) aims to “ensure inclusive and equitable quality education and promote lifelong learning opportunities for all”. The Centre for Innovation at Leiden University feels the responsibility to tackle this need. Our mission is to drive innovation…

Ook Polen wil het recht op een tijdelijk afschaffing op asiel, zo maakte premier Tusk onlangs bekend. Hoe groot zijn de kansen in Brussel en vormt dit een optie voor Nederland? Mark Klaassen, universitair docent Immigratierecht, spreekt over de kwestie in het Algemeen Dagblad.

The intake of bachelor’s students from classic immigration countries whose prior education was in the Netherlands does not reflect the growing diversity in society. This is according to data from Statistics Netherlands.

Simulations of galaxies help researchers understand astronomical observations better. The EAGLE simulation, a large project in which Leiden astronomers play a leading role, shows the evolution of the Universe, from just after the Big Bang to the present day.

When does teacher agency occur in the university context, and how is this related to teaching?

This year is the 444th anniversary of Leiden University and we are celebrating this with the residents of the two cities in which the University has a presence: Leiden and The Hague. We are therefore holding an exhibition about the University and its connections to the city in the Atrium of City Hall…

In case you asked yourself this question, or even if you didn't, here is the answer.

In the wake of the COVID-19 pandemic, the pressing question is how this global health emergency impacted the research agendas of the field of crisis and disaster science. This article reviewed contributions in ten important crisis and disaster journals in the two and a half years following the COVID-19…

On the 9th of April, Manolis Fragkiadakis successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Manolis on this achievement!

The International Network for School Attendance launched an inaugural conference in Norway, playing host to 14 countries, 254 participants. Lead of this international network for the Netherlands is psychologist David Heyne of Leiden University.

Organic molecules in interstellar space are important as they influence the structure of galaxies and star formations. Studying catalytic processes in space allows us to understand how molecular species are formed and chemically evolved in the interstellar medium and solar system objects.

Cultural Anthropology and Development Sociology at Leiden University studies the everyday practices of individuals and groups around the world in relation to the complex global challenges of diversity, sustainability, and digitalisation.

The Institute CADS adheres to and teaches an approach to research ethics and integrity that emphasizes the processual nature of informed consent, situational ethics, and the indispensability of continually updating the ethical tradition in international anthropology in all the work of its researchers…

BE-OPEN is a structural project funded under the Erasmus+ Capacity Building in Higher Education action. The project is coordinated by the University of Novi Sad, Serbia. The main objective of the project is to develop conditions for the implementation of the core principles of Open Science at universities…

On Wednesday 23 September 2020, Dutch Prime Minister Mark Rutte gave an online lecture together with Professor Afshin Ellian as part of the course Introduction to Law. The lecture had the title ‘The European Union in times of coronavirus’, and the Prime Minister answered questions from students. Hundreds…

On 9 June 2023, the workshop on ‘Academic Freedom and its Philosophical Underpinnings in EU law’ took place at the Academy Building, Leiden. It was organized in the framework of the Vidi research project The EU fundamental right to ‘freedom of the art and sciences': exploring the limits on the commercialisation…

Ancient Greek was spoken in a large number of different dialects. Although we do not find direct evidence for syllabic liquids in any of our sources, comparative evidence shows that these sounds must have been present in Proto-Greek, and that they were retained until comparatively recently in the prehistory…

On 23 September the Dutch Embassy in Rome organised a round table on “Migration in times of the Coronavirus”, in cooperation with MoltiVolti, an NGO from Palermo which works in the field of integration of migrants and asylum seekers in Italy.

On 8 and 9 March 2018, the Leiden University team travelled to the office of the Danish law firm Plesner in Copenhagen for the Plesner pre-moot. This pre-moot is a pleading competition in preparation for the 25th Willem C. Vis International Commercial Arbitration Moot. The Moot is the world's biggest…

On Friday 3rd June, the Europa Institute hosted a Leiden Law Exchange (LLX) on the British referendum on membership of the European Union. In a roundtable discussion, academics, policy makers and other experts engaged in a lively debate on the legal and political implications of a ‘Brexit’ or a ‘Bremain’…

Donald Trump’s re-election: it could become reality after the November 2024 elections. According to various experts across Europe and the US, Europe needs to prepare for the potential implications of this scenario for European security. Professor Luuk van Middelaar, an expert in European Law, discussed…

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. Available via SoundCloud, Apple Podcasts…

On 5 December 2019 Melanie Fink, researcher at the Europa Institute, spoke at the Conference organised by The Academic Network on EU Agencies & Institutional Innovation.

Vasiliki Kosta participated in the García Pelayo Seminar of the Center for Political and Constitutional Studies, Madrid entitled: ‘Discretionary Powers and Judicial Review: What Destiny for the Principle of Proportionality?’

On Wednesday 2 November, the Europa Institute held its first ‘Meet the Author’ event. In the context of this new event series external academics come to Leiden to discuss a recent publication by their hand. The event typically starts with a conversation between a member of the Europa Institute and the…

Earlier this month, the Europa Institute organized an internal discussion on the German PSPP-judgment. For the first time, the German Constitutional Court declared acts of EU institutions as manifestly excessive and thus as ultra vires acts under German constitutional law. During an online debate, various…

Leiden University is famous for its library’s large collection of Oriental manuscripts. Part of this collection is a group of 104 Arabic documents written on papyrus and paper (Or. 8264 and 12885). These documents date from the 7th through 10th century CE and cover a wide range of subjects (private…

On Monday 11 December, human rights activist Ms. Wai Wai Nu delivered the seventh Raymond and Beverly Sackler Distinguished Lecture on Human Rights at Leiden Law School. This events marked the annual celebration of International Human Rights Day, which was proclaimed in 1950 by the United Nations to…

In a lot of research on education, general didactic principles are applied to a particular area of study. ‘But every field of study also has its own ways of thinking’, argues professor Fred Janssen. ‘If you can identify those ways of thinking, then you have a lot of indicators for how you can best organise…

Are you interested in one of our vacancies? To get to know each other well, we follow a number of steps in the application process.

Mycobacterium tuberculosis (Mtb), the pathogen causing tuberculosis (TB), is the leader among all pathogens responsible for the most human deaths today and it is considered as one of the top 10 causes of death worldwide. There is an increasing occurrence of multidrug-resistant and even totally drug-resistant…

Throughout all domains of life, from bacteria and archaea to eukaryotes, genomes adopt well-organized three-dimensional structures that can change in space and time to accommodate preferred transcriptional programs for environmental adaptation, the maintenance of cellular identity and differentiation…

How can we ensure a more resilient and sustainable supply of Rare Earths in the EU in the future?

In this research I assess the impact of the recently discovered gas reserves south off Cyprus on the escalation of the Cyprus conflict.

In Uprooting the Diaspora, Sarah Cramsey explores how the Jewish citizens rooted in interwar Poland and Czechoslovakia became the ideal citizenry for a post–World War II Jewish state in the Middle East. She asks, how did new interpretations of Jewish belonging emerge and gain support amongst Jewish…

On 18 October 2022 ms. Comstock-Skipp successfully defended a doctoral thesis and graduated.

Drawing on insights from past and contemporary scholars and world leaders, the report explores the concepts of a new social contract, a new global deal, and networked and inclusive multilateralism introduced recently by Secretary-General António Guterres to help the United Nations better grapple with…