The demand for neodymium-iron-boron (NdFeB) magnets is rapidly growing, while the neodymium supply chain is under pressure. Recycling can alleviate these issues. This thesis investigates the potential for deploying novel magnet recycling technologies and their environmental consequences.

Het asielbeleid blijft een hoofdpijndossier voor het kabinet. Een akkoord zou bereikt zijn waarin iedere partij een kleine concessie zou doen. De VVD gaat uiteindelijk toch niet akkoord met deze nieuwe asielwet die gemeentes kan dwingen om asielzoekers op te vangen. De VVD fractie heeft moeite met ‘dwang’…

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In this work, we attempt to answer the question:

Theo van den Doel received his PhD in January for his research on veteran support. This showed that for long the government learned little from past missions. He has since presented his dissertation to the Lower House of Representatives, and the Minister for Defence, Kajsa Ollongren, has responded to…

On the 28th of April 2021, The Europa Institute welcomed Mr. Menno Cox, Policy Officer at the European Commission (DG CONNECT).

The Casimir Research School and the Graduate School Experimental Plant Sciences will be participating in the first Graduate Programme. This was announced on Wednesday 12 August by Minister Plasterk (Ministry of Education, Culture and Science). Leiden University is a partner in both schools. Nine Dutch…

On Thursday 25 January 2018 the Europa Instituut in Leiden hosted a round table session with the title “Securing the rule of law in Poland: which role for Europe?”. It was a small meeting bringing high-level experts together under Chatham House Rule.

From 2-4 November Jorrit Rijpma taught the students of the Master in European Law at the European Public Law Institute in Athens.

No two pandemics are ever the same. The current coronavirus crisis, for instance, is clearly very different from the deadly plague outbreaks in the 14th and 15th centuries. Can historians learn anything from the coronavirus crisis? And what can we learn at the moment from historians? These are questions…

Following Trump’s resounding victory over his Republican arch-rival in Iowa, it's clear that standing by passively and giving Biden the benefit of the doubt is not an option. Luuk van Middelaar, Professor of Foundations and Practice of the European Union and its Institutions, warns in his column in…

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…

Investigating domestic crafts and subsistence activities through experiments and material analysis

When children were asked to draw a scientist, a bald, middle-aged man in a white coat was most often depicted. Why is that? A group of Leiden University science communication researchers discovered that children already get this impression in primary school. Published in PLOS ONE on 16 November.

The project aims to explore Eurasian elk's role in the ecosystems of the past and its relationship with humans through analysis of its distribution and habitat in the Netherlands.

An article that Holger Hoos, Professor of Machine Learning at the Leiden Institute of Advanced Computer Science (LIACS), wrote with his former Master student Jasper van Engelen has been selected by SpringerNature as one of six Research Highlights in Computer Science of 2020. After becoming an ACM Fellow…

An international consortium headed by the Leiden-Delft-Erasmus Centre for Sustainability has been awarded a subsidy for research on the circular economy where all raw materials are recycled.

Between 11 and 13 September 2025, the ESIL Annual Conference took place in Berlin, Germany. This year's conference unfolded on the theme 'Reconstructing International Law', attracting an unprecedented number of legal scholars from all over the world.

Our research regularly receives attention in the (Dutch) popular media. Here is an overview.

Although seen as the fastest and cheapest way to global climate protection, a uniform global carbon price would have major consequences for the economic competitiveness of countries. Hauke Ward, who recently joined Leiden University, showed in the journal Energy Economics that modern western countries…

A team of three Leiden tax law students have reached the finals of the most prestigious worldwide moot court competition in the field of international and European tax law.

On Wednesday 16th of May, 2018, two student researchers of the LAPP, Hanna Leisti and Heidi Kaarto, had an opportunity to take part in the High Level Debate ‘Can the Blue Economy Save Our Ocean?’. The event was organised by the Sky and WWF in the premises of the European Parliament in Brussels with…

The Leiden University College (LUC) education team behind The Learning Mindset (TLM) has received 800,000 euro’s during the Dutch Higher Education Award Ceremony 2022. The LUC team was second behind Universteit Twente. The prize was awarded during the annual Comenius Festival of the Comenius Network.…

The Language Learning Resource Centre (Leiden University) is organizing a one-day conference (June 5th, 2020) on the interplay between second language learning practice, theory, and research.

Promotor: J.N. Kok, Co-promotor: C.M. Soares, A.J. Knobbe

The research in this dissertation aims to optimise blood donation processes in the framework of the Dutch national blood bank Sanquin. The primary health risk for blood donors is iron deficiency, which is evaluated based on donors' hemoglobin and ferritin levels.

Central in this thesis are the various forms the research-teaching nexus can take in the university, especially in the Faculty of Humanities. The importance of a strong relation between research and teaching is advocated by many academics, but debate is going on about the forms this strenghthened relation…

This project, commissioned by DG Research and Innovation, aims to provide information for policies that lead to the creation and improvement of the conditions which will allow researchers and European industries to safely master the properties of nanomaterials and to innovate with nanotechnology.

On Tuesday 13 May 2014, Alexander Italianer, Director-General for Competition of the European Commission, delivered the second Europa lecture entitled: Competition: the heart of the European cause.

Following the fall of the fourth Rutte cabinet, Dutch Minister of Justice and Security Dilan Yesilgöz addressed the Dutch media about the ‘influx’ of family reunification applications by asylum permit holders. In her view, it would put enormous pressure on Dutch society and could jeopardise security.…

On 5 December, Luuk van Middelaar appeared as a guest on Dutch current affairs programme Buitenhof to talk about various European issues, including how Europe had tackled the coronavirus pandemic.

On 23 and 24 November scholars working on European Justice and Home Affairs, united at the European University Institute in Florence on the occassion of the 25th year jubilee of the Area of Freedom, Security and Justice. The EU policy area covering migration, asylum and criminal justice cooperation.

After more than seven years as Managing Editor of Common Market Law Review, preceded by 22 years as Associate Editor and three years as Secretary to the Editors, Alison McDonnell will be retiring in December 2022.

Moritz Jesse and Daniel Carter, both members of the Europa Institute in Leiden, participated in the Conference ‘EU Citizenship and Federalism: The Role of Rights’ in November 2017.

Friso Selten recently started a PhD position that is part of the SAILS program. This PhD project is a collaboration between FGGA, LIACS, and eLaw, and is supervised by Bram Klievink (FGGA), Joost Broekens (LIACS), and Francien Deschene (eLaw). In the project Friso will investigate the influence of artificial…