Professor Leo Lucassen often adds his voice to the public debate on his specialist field. If there is talk of a 'flood of migration', he feels compelled to give the issue some historical perspective. 'Concerned? Yes, I am.'

The Grotius Centre for International Legal Studies, in collaboration with the ESIL Interest Group on International Criminal Justice and the Journal of International Criminal Justice (JICJ, OUP), is pleased to invite public international scholars, students and practitioners to attend a conference that…

The University of Bonn, Germany, is happy to announce the opening of the Bonn Center for Dependency and Slavery Studies (BCDSS).

Promotores: Prof.dr. H.J.M. de Groot, Prof.dr. J. Matysik (Universitaet Leipzig)

Recently, the so-called refugee crisis has been framed as a threat for well-developed welfare states in Europe by the president of the Eurogroup, Jeroen Dijsselbloem. According to him, external borders have to be guarded, because otherwise ‘loads of people will come to demand support and they blow up…

What lessons can public leaders draw from crisis management? In the second Leiden Leadership Lunch in our series on ‘Leadership opportunities in times of crisis’ Dr. Jaap van Lakerveld and Dr. Jeroen Wolbers – experts in the field of crisis management – shared their insights from the recently published…

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

The international conference ‘Lessons from Afghanistan’ touched on many serious issues and raised several reasons for concern. But it also ended on a positive note. While politicians on both the domestic and the international levels have failed to prevent the collapse of the Afghan state, and we are…

Majorana fermions in superconductors are the subgap quasiparticle excitations that are their own antiparticles.

Political scientist Matthew Longo (Leiden University) takes a detailed look at the evolution of border security in the United States after 9/11. Far from the walls and fences that dominate the news, he reveals borders to be thick, multi-faceted and binational institutions that have evolved greatly in…

How does the Chinese government communicate with its citizens? Yuxi Nie obtained her PhD with her thesis on communication strategies of the Chinese state media agency Xinhua. She discovered that on social media, Xinhua communicated in different ways, depending on the target group.

How big is the universe? How do stars form and evolve? And does life exist elsewhere in the Universe? These main questions in astronomy are the themes of the new exhibition Above & Beyond, which was created in honour of the hundredth anniversary of the International Astronomical Union (IAU). The exhibition…

Two Leiden astronomers will receive the prestigious IAU PhD Prize. Both Jorryt Mathee and Niels Ligterink of the Leiden Observatory won a prize. Scientific director Huub Röttgering: We are proud that this year two of our PhD students receive an IAU prize for the best thesis in their field of researc…

What does it mean for a citizen to be ‘literate’ in astronomy? Astronomers who participate in outreach to the general public experience various degrees of astronomical knowledge among people. But so far, there had not been a systematic evaluation and definition of what astronomical literacy actually…

Political scientist Wouter Veenendaal (Leiden University) provides an in-depth case study of clientelism in Malta, the smallest member state of the European Union. He reveals that not only that patron–client linkages are a ubiquitous feature of political life in Malta, but also that the smallness of…

Political scientist Corinna Jentzsch (Leiden University) about the organisation of rebel and government auxiliaries in the civil war in Mozambique (1976–1992).

Promotor: H.J.M. de Groot, Co-Promotor: A. Alia

An assessment of Libyan legislation

The opening of the new academic year highlighted students' and lecturers' personal motivators. Incoming students were encouraged to be bold, forge their own paths and grow by trial and error.

‘Dutch politics are changing, but they also are characterised by stability; that tension fascinates me.’ Sarah de Lange studies, among other things, the Dutch party system, and specifically how the rise of extremist parties influences democracy. She will start as a professor in Leiden in mid-October…

Sebastian Diessner is an assistant professor at the Institute of Public Administration at Leiden University. His research focusses on the politics of economic policy and has been published in academic journals including Perspectives on Politics, Socio-Economic Review, Review of International Political…

I am a post-doctoral researcher in Computational Social Science at the Institute of Security and Global Affairs (ISGA) at the Faculty of Governance and Global Affairs at Leiden University, Netherlands. I hold a DPhil (PhD) in Politics from the University of Oxford, United Kingdom. Before my DPhil, I…

Ellis Aizenberg is an assistant professor working on interest representation, lobbying, political attitudes and perceived legitimacy. She is interested in the role that interest organisations play in democratic systems and the potential they have to make such systems thrive.

On Wednesday 27 September a new book by Prof. Luuk van Middelaar will appear, entitled The new politics of Europe. Frans Timmermans, the European Commission’s first vice-president, presents the book that evening during a symposium around the same theme.

A collaboration of physicists and chemists organized the LEELIS conference on new computer chip technology in Amsterdam on 10-11 November. Leiden physicist Joost Frenken is director of the organizing institute ARCNL.

University Lecturer Andrew Gawthorpe discusses on The Conversation how Trump's Greenland proposal overlooks the historical discrimination faced by Indigenous Alaskans.

On 9 November 2016 Jan-Peter Loof presented a lecture at the Annual Research Day of the Netherlands School of Human Rights Research (SHRR), which this year took place at the University of Amsterdam.

Lecture

Promotores: Prof.dr. D. Bouwmeester, Prof.dr. A. Fiore (TU Eindhoven)

Afro-American slaves in the 19th century did not always flee to the north of the United States, according to historical research. Most of the slaves who fled remained in the southern states and posed as free coloured people. This is the conclusion that Professor Damian Pargas from Leiden University…

Trump caused a lot of controversy in his first month as president. University lecturer Andrew Gawthorpe discussed the new administration’s decisions in various media.

Complex Organic Molecules (COMs) have been detected in objects across different stages of stellar evolution.

This book rovides an economic history of Portugal over the course of eight centuries, from 1143 through to 2010 and situates Portugal's economic growth within the context of European development. It also responds to fundamental questions about when, how and why the economy expanded, stagnated or co…

In this thesis, I targeted the orchid genus Lepanthes, one of the six genera of angiosperms that surpasses 1,000 species in the Neotropics, as a study model to investigate the evolutionary processes that promoted species diversifications.

University lecturer Andrew Gawthorpe of Leiden University reflects in Global News Canada on the global implications of Donald Trump's foreign policy.

For six months, Rachel and Daan, students of Italian language and culture, are studying in Rome on an Erasmus scholarship. Below they talk about their experiences.

Nico Schrijver professor emeritus in Public Law and State councillor at the Council of State has been appointed by the European Union and the United Kingdom as a member of the Arbitration Panel which is authorised to settle disputes on the EU-UK Withdrawal Agreement.

Over the centuries painters and photographers have depicted students at study in Leiden. An exhibition at the Hortus botanicus reveals the similarities and differences in 450 years of student life.

Dennie Oude Nijhuis is University Lecturer at the Institute for History.

Europe in lockdown: Member States acted on their own initiative to into lockdown, and all back to normal at the same time? It’s not that simple, and it doesn’t have to be.

At a recent meeting, the leaders of the European Union formally approved Ukraine and Moldova’s candidate status to join the bloc. The message is: you are welcome to join our European family in due course.

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.

‘Who will succeed Frans Timmermans in Brussels?’ is the title of the article in Dutch financial newspaper Financieele Dagblad (FD). Various candidates have been reviewed and all are contenders. But a female candidate may still have an advantage, believes Luuk van Middelaar, Professor of Foundations…

Starting your PhD during two major crisis in your country; it happened to Kamaran Palani, PhD student at the Dual PhD Centre and ISGA who lives in Erbil, the capital of the Kurdistan Region of Iraq. In spite of the difficulties in his county, Palani (34) stuck to his PhD-research about the fluidity…

The United States and the European Union need to work together more closely in the field of the law to fight terrorists and criminals who are operating increasingly internationally. This was the advice given by American Minister of Justice Loretta Lynch during her visit to Leiden University on 1 Jun…

University Lecturer in History and International Studies Andrew Gawthorpe discusses on The Conversation the newly signed US-Ukraine economic partnership agreement.

In what ways and to which extent are the systems of national administrative law becoming Europeanised? What role do EU legal principles play in this process? Are EU legal principles smoothly absorbed in national law and practice, or do the principles encounter resistance? Which legal principles attract…

Our banking, DigiD and sensitive medical data: what if our entire digital infrastructure can no longer be trusted? Jelle Don has this question permanently in mind as he goes about his research. And that is no bad thing because without new digital security measures, our society will be extremely vuln…

Speech Prosody 2024 includes three workshops.