“Very French and very impressive.” Those are the words drs. Isabelle van de Calseyde used to describe the reception at the French embassy residence in The Hague on 2 June 2015. There, she and dr. Sjef Houppermans were presented with an distinction for their remarkable services to the French language…

Leiden students are producing ‘College Tour, the podcast!’ with TV presenter Twan Huys. In next to no time, they have to find top journalists and prepare hard-hitting interviews. We take a look behind the scenes.

On 13 October 2023, Tuvana Aras, PhD Candidate at the Europa Institute and the International Institute of Air & Space Law, took part in the Second Max Planck Law Conference for Young European Scholars hosted by the Max Planck European Law Group in Frankfurt, Germany.

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.

On 6 November 2025, the Europe Hub welcomed Mr. Pierre Bachelier, Director of Student Affairs at the College of Europe, for a visit at Leiden University. Mr. Bachelier presented the College of Europe's postgraduates programs, which Leiden students can join after graduating from their masters.

Eduard Fosch-Villaronga, Associate Professor at eLaw, presented his work on ‘Aligning rules and actions in digital innovation’ at the conference on Technology and Sustainable Development, This event explored whether technology can be used to fix the very problems caused by technology, encompassing social,…

The First Americans exhibition in the National Museum of Ethnology showcases the resilience and creativity of native Americans. Striking artworks, fashion and prints show that the past is never far away. Artist Jacob Meders was inspired by 16th-century prints from the Leiden University Library. The…

Which plant species grow where - and why? In a new study in Nature Ecology & Evolution, an international research team presents the world's first global vegetation database which contains over 1.1 million complete lists of plant species for all terrestrial ecosystems. Leiden professor of Environmental…

Op donderdag 17 april 2025 neemt prof. dr. Marco Mostert, Hoogleraar Middeleeuwse Geschiedenis aan de Universiteit Utrecht afscheid.

Cristina Del Real, Assistant Professor in Cyber Crisis at the Institute of Security and Global Affairs, participated in the presentation of the Office of Science and Technology (OficinaC) of the Spanish Congress of Deputies (the Spanish Parliament). She is an expert on cyber security, one of the four…

On November 24, 2017, Esther Keymolen gave a presentation on Trust in the Networked Era, as part of the annual Philosophy of Technology Lab. This lab is organized by a.r.t.e.s. Graduate School for the Humanities Cologne and CFCU (Centro de Filosofia das Ciências da Universidade de Lisboa). The general…

Dr. Moritz Jesse, Associate Professor at the Europa Institute, presented two papers at the General Conference of the European Consortium for Political Research (ECPR) which took place in Oslo, Norway, in September 2017.

The Netherlands has gained a third commentary on the Constitution – with Leiden as its home base. The first copy of Een nieuw commentaar op de Grondwet (A new commentary on the Constitution) (published by Boom Amsterdam) was presented to Prime Minister Mark Rutte in the Torentje last week.

On 10 December 2024, the European Parliament played host to an insightful presentation of ‘Protecting Democracy in Europe: Pluralism, Autocracy, and the Future of the EU’, the new book by Tom Theuns, Assistant Professor at Leiden University. Hosted by MEP Thijs Reuten (PvdA/S&D) and his team, the event…

Moritz Jesse, associate professor for EU Law at the Europa Institute, and Daniel Carter, PhD candidate at the Europa Institute presented the paper, entitled ‘Back to the Market Roots for ‘Legal Residence’ of Citizens of the Union – Is the Court of Justice Really Scaling Back Rights?’ at the 2016 European…

Doing your taxes, Netflixing or driving a car: more and more daily activities are supported by computer applications. It is challenging and expensive to test software thoroughly, leading to errors in most applications. PhD candidate Benjamin Lion made a mathematical framework to deal with this problem.…

On Wednesday December 13, the Physics institute hosts its first Bachelor Project fair. Principal Investigators of many research groups at LION give poster presentations on the opportunities they have in store for students who will soon start their Bachelor project.

What is the Electronics Department?

Health workers have always sought ways to fight disease in vulnerable groups in the population. It is now clear that such research also benefits more prosperous countries. African worm infections and innovative thermometers have shown Leiden researchers how to fight diseases of affluence and keep health…

Combining different disciplines, researchers work together to formulate innovative solutions to societal problems.

Biodiversity is under pressure worldwide, but is essential for our health, food security and well-being. What is the influence of human actions on ecosystems? Can we provide biodiversity-inclusive solutions for our key societal challenges? These questions are central to the Biodiversity research the…

Update : August 2017 Dr Willem van Haarlem

Top scientists of three Dutch universities are working on software and systems for quantum computers. Researchers of the Leiden Institute of Advanced Computer Science (LIACS) and the Leiden Institute of Physics (LION) are developing new algorithms to make those super computers work. The coming years,…

From lectures by Robbert Dijkgraaf to a telescope on the ocean floor: during his double bachelor’s in Physics and Astronomy, Jelle Oonk discovered that the path to big cosmic answers sometimes runs through the smallest, hardest-to-catch particles—neutrinos.

Science journalist Anna Gimbrère and physicist Julia Cramer will open the Quantum Escape Room in Eindhoven on Wednesday, 17th of December. Researchers from Leiden worked closely with the designers to make sure the escape room is not only exciting, but also truly quantum.

Are you interested in taking up an extra challenge during your master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

The Physics master offers you a lot of options to create your own programme. There is also the possibility to follow an internship abroad at another university or company or follow courses at another university in the Netherlands or abroad.

Are you interested in taking up an extra challenge during your master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Are you interested in taking up an extra challenge during your master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Are you interested in taking up an extra challenge during your master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Are you interested in taking up an extra challenge during your master’s programme? You can develop your persenol leadership style or study abroad. Would you like to experience education at Leiden University up close before starting your master’s? Apply for one of our Summer School programmes.

Are you interested in taking up an extra challenge during your master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

On Tuesday, Nov. 4, 2025, Mr. Seán Ivory (VU) presented part of his prize-winning research in a lunch talk entitled Let Sleeping Dogs Lie: The Politics of Emotion in the Pamphlets of the De Hondt Affair During the Small Brabant Revolution (1787).

On 11 February 2019 the Women in International Law Network, established in 2017 as an informal network for midlevel to senior female officials, experts, advisers and academics working in international law in the Netherlands, organised a panel discussion and the book launch of ‘Frontex and Human Rights’,…

Scott Waitukaitus has been nominated by LION to be Discoverer of the Year 2017. Cast your vote now!

Dr Moritz Jesse, Associate Professor at the Europa Institute organised two panels at the bi-annual European Studies Association (EUSA) general conference. The conference took place in Miami (US) 19 until 21 May. The first panel, titled ‘(Still) the “Others amongst Us”? European Societies, Migration…

Research collaborative of LUCAS, LUCL and Tabula Rasa (NWO KIEM-Grant)

From painted pottery to tattooed mummies, art has always been essential in human culture. Exploring the human past, archaeologists study art in the widest sense; from the technical aspects, to decrypting meaning. The new exhibition ‘Art-chaeology’, however, turns the tables and gives the pencil and…

On Wednesday 6 March, eLaw - Center for Law and Digital Technologies will be hosting Professor Margot Kaminski, an eminent scholar from Colorado Law School, for a research morning on her new paper on Participatory Data Governance, co-authored with Dr Gianclaudio Malgieri, Associate Professor at eL…

Professor Jan Melissen (ISGA) is the recipient of the 2022 ISA Distinguished Scholar Award in Diplomacy Studies. It is the first time this prize has been awarded to someone in Europe. Melissen: ‘I am very honoured and humbled to be the first person to receive this award outside North America.’

On 19 November 2019, the Faculty of Law and Criminology of the University of Ghent (Belgium) and the Ghent European Law Institute organized an academic workshop.

Under the direction of Professor Thomas Jaeger, the University of Vienna in cooperation with the Austrian Society for European Law organises regular 'European Law Workshop Talks'. On 19 May 2022, a lecture given by Christa Tobler on the topic '

Role models are key to inspiring the next generation. Fifteen female professors therefore celebrated International Women's Day with girls aged between 12 and 16. Because although the number of women at the (academic) top is increasing, we're not there yet.

On Friday 12 November 2021, the Net Zero Space initiative was launched at the Paris Peace Forum. The International Institute of Air and Space Law (IIASL) of Leiden University is one of the first supporters to the initiative.