Erkens and Boot were participants at the 21st Conference of the European Association of Labour Court Judges that took place from 8 to 10 June 2017 in Prague.

Last year the research program Teaching and Teacher Learning of ICLON Leiden University Graduate School of Teaching had its recurrent external review.

On 21 February 2025, Sarah Coombs successfully defended her PhD thesis at Leiden University in which she analysed the impact of research conducted by Universities of Applied Sciences (UAS).

Whether it's brushing up on a language, a course on current legal issues, or a master's degree in cybersecurity. Get inspired at the Online Open Day for Professionals on 2 November.

How can mentors and social workers foster the vocational identity of at-risk youth and improve their prospects? This is the subject of Rineke Keijzer-Groot's thesis. She is a dual PhD candidate at ICLON and Dual PhD Centre. Defence on 18 November.

Een minuscuul cirkelvormig stukje DNA zorgt ervoor dat de darmbacterie Clostridioides difficile resistent raakt tegen een veelgebruikt antibioticum. Dat ontdekten wetenschappers van het Leids Universitair Medisch Centrum (LUMC) nadat artsen hen attendeerden op een patiënt met een moeilijk behandelbare…

Many of our staff and students have won an award, received a grant, obtained an academic fellowship for their quality or have been socially engaged due to their specific expertise. See below for an overview per year.

The Executive Board of Leiden University appointed Dr. Johannes Magliano-Tromp as interim member of the Faculty Board of the Faculty of Governance and Global Affairs with the portfolio Education.

Other COI publications can be found on Leiden Law Blog, the Leiden Law Methods Portal, and in the drop-down tabs below.

In 2023, many of our students and staff won great prizes and secured important research grants.

Jos Winnink will defend his PhD dissertation, entitled “Early-stage detection of breakthrough-class scientific research”, on Wednesday February 22, 2017 at 3 pm. The two PhD supervisors are Prof. dr. Robert Tijssen and Prof. dr. Anthony van Raan (both at CWTS, Leiden University).

Rising geopolitical tensions are causing states and national elites to innovate their use of the past for present-day political ends. This is certainly true for the People’s Republic of China, which celebrated its 75th anniversary in 2024 amid mounting superpower rivalry, ideological tensions with the…

Postdocs, or early career researchers, play a crucial role at Leiden University. They make a major contribution to our research. In 2019, Leiden University employed around 400 postdocs across our faculties in Leiden and The Hague, LUMC not included.

Both good employer practices and good employee practices are open norms. These open norms can lead to uncertainty about what employers should focus on and what rights (and obligations) employees have in that respect. The objective of this study is to give substance to the norm of good employment practices…

The main purpose of DNAmarkerpoint is to better understand the ecology, evolution and biodiversity through the study of ancient- and modern DNA.

SAILS (Society, Artificial Intelligence and Life Sciences) is a universitywide initiative aimed at facilitating collaboration across disciplines on the use of Artificial Intelligence (AI). It is one of Leiden University's interdisciplinary programmes.

LUC's Liberal Arts and Sciences programme offers you the opportunity to specialise in one of six Majors while keeping the Global Challenges at the centre of your studies.

How do tax treaties have to be explained and implemented, and what role does the supranational regulatory process play in this? Which objectives are meant to be used in establishing tax regulations and to what extent are such legislative practices undertaken in a goal-oriented manner?.

As of March 16 two PhD candidates have started their work on the project Empirical Legal Studies as part of the sector plan for Law.

The Leiden-Delft-Erasmus Universities strategic alliance celebrates its tenth anniversary in 2022. At the ‘The Next Ten Years’ anniversary celebration in the Faculty Club on 12 April, the partners looked back on their achievements and ahead to the major social challenges of the next ten years.

On Monday, 1 February a beautifully designed and accessible book appeared about two centuries of student financing and apprenticeship in the Netherlands, entitled Kansen in het Koninkrijk (‘Opportunities in the Kingdom’). The book was presented to Job Cohen, a Leiden University professor and chairman…

Terwijl NAVO-landen hun defensiebudgetten fors verhogen, ontstaat ruimte voor start-ups om innovatieve technologie te leveren. De flexibiliteit en snelheid maken hen aantrekkelijk voor defensie, maar de opmars brengt ook risico’s met zich mee, waarschuwt Louisa Handel-Mazzetti, promovenda bij Lucht…

The Mathematical Institute has a rather liberal management structure. Tasks and responsibilities are distributed among the staff. Important decisions are taken by consensus. Various organisational divisions are featured below.

This research project from Leiden University looks at the opportunities and threats that flow from the existence of institutional and normative diversity in the area of fundamental rights for the effective protection of those rights in a pluralist world.

Ewine van Dishoeck was broadly covered in national and international media with her prestigious Kavli prize for astrophysics. She won 1 million dollars voor her groundbreaking work on star and planet formation and on extraterrestrial life.

In the upcoming Dutch general elections, the focus of the party campaigns is on national issues. Luuk van Middelaar, Professor of Foundations and Practice of the European Union and its Institutions, argues in a column in Dutch newspaper NRC that foreign policy should also be on the agenda.

De modest fashion-industrie is een miljardenindustrie, ontstaan vanuit de behoefte van vrouwen om zich meer bescheiden (lees: bedekt) te gaan kleden. Het Stedelijk Museum Schiedam presenteert daarom in samenwerking met Arminius het Modest Fashion Symposium.

For the second time in six months, Hans-Martien ten Napel has been invited to write the opening essay for a series of international blog posts.

In maart 2024 is het wetenschappelijk onderzoek naar de versterking van de verantwoordelijkheid van gecontroleerde entiteiten zelf rondom de accountantscontrole en de jaarverslaggeving uitgebracht. Dit boek bevat de uitwerking van een onderzoek voor het ministerie van Financiën opgesteld door de Afdeling…

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…

From 15-19 July 2019, the department of Labour Law hosted the first Global & European Labour Law Summer School. Participants from 10 different nationalities and 3 different continents joined the Summer School.

Graduate students at Central European University and the University of Vienna invite abstracts from MA and PhD students in the fields of Late Antique and Byzantine Studies for a graduate conference with the theme 'Receiving Byzantium, Byzantium Receiving' (16-17 May 2025, Vienna).

You would like to book a hotel room and browse the internet for which rooms and rates are an offer. The rates provided depend on forecasted demand and come about through the use of computer algorithms. However, the rates are often manually adjusted by hotel personnel. What are the consequences and how…

Paul Wouters is not keen on people with a dual agenda. However, for the coming period, he himself will be in that very position. Besides his work as Dean of the Faculty of Social and Behavioural Sciences (FSW), he is temporarily coming to strengthen the Board of the Faculty of Science. Who is this Acting…

Leiden bachelor students analyse data EC soccer Students are now familiar with something sports journalists already knew: summer holidays can be a time of hard labour. Everybody else is lying on the beach, but for you, it is the busiest time of the year. Leiden bachelor students collected the data…

The Dutch museum landscape is among the most forward-thinking worldwide, in terms of innovations in engaging diverse audiences and stakeholders. Building on the museum studies and art history programmes at Leiden University, the Museum Lab explored conceptual and practical aspects of the museum as a…

What is the current state of democracy and how do we understand the effects of public support on democracy? The two-day symposium Support for Democracy: Measurement, Explanation, and Effect

Medical Delta has appointed seven professors who will bridge the medical worlds of Leiden, Delft and Rotterdam.

Dr. Mark Dechesne, associate professor at the Leiden University Dual PhD Centre (FGGA) will participate asas work package leader in a large new international project on radicalization among young people in Europe.

The shock wave triggered by one of the five galaxies making up the iconic Stephan’s Quintet appears to be less disruptive than previously thought, with the shock likely being cushioned by dust particles in the surrounding gas. This is according to the analysis of the first scientific observations of…

Over the past year, twelve articles by Leiden humanities scholars have been published on The Conversation, an English-language platform that translates science-related news for a broad audience. Read their articles here!

Met groot plezier heeft de Universiteit Leiden van 1 tot 4 november het X Congreso Internacional de la Asociación de Hispanistas del Benelux (AHBx) georganiseerd, met het thema Transhispanismos: contactos y contagios (Transhispanismes: contact en besmetting). De AHBx is een platform in de Benelux dat…

Due to the unrest in the Middle East, many ancient Syrian manuscripts are no longer available or have even been destroyed. Professor of Old Testament Bas ter Haar Romeny received 77 microfilms of Syrian manuscripts, enabling him and his PhD students to research these ‘lost’ manuscripts.

The adventure of iGEM Leiden has come to an end. The result: prizes for Best Therapeutic Project and Best Model, a gold medal, a successful crowdfunding campaign and of course their open-source research findings, which are available for the scientific community.

An international team of astronomers led by Violeta Gámez Rosas (Leiden University) has observed a supermassive black hole hidden in a ring of dust. This discovery fits the idea that the so-called active centers of galaxies are much more similar than observations show, because the viewing angle from…

Rie Schild-de Groen watched over ‘her’ Gentlemen, the residents of the ‘t Heerenhoeckje (Gentlemen’s Corner) Minerva house at Rapenburg 110, like a mother hen for 70 years. She was moved by the stories of residents who had lost loved ones to cancer. Jaap Koster and a few other former housemates helped…

Statement from the Editorial Board of the Common Market Law Review regarding the UK Brexit referendum campaign:

The Dutch biotech start-up In Ovo is the first company to develop a large-scale solution for determining the sex of a chick while it is still in the egg. This fast and cheap technique can be applied mechanically at hatcheries, which was not possible before.

Using the James Webb Space Telescope, an international team of researchers, including Leiden Professor of Molecular Astrophysics Ewine van Dishoeck, has discovered a palette of hydrocarbons in a planet-forming disc around a young, low-mass star. The results confirm that discs around very lightweight…