Many people don't know exactly what Open Science is or why it is important. In a short interview, Anna van 't Veer explains her take on it.

De Universiteit Leiden is al 25 jaar stevig geworteld in Den Haag. Dat werd zichtbaar tijdens de feestelijke bijeenkomst rondom de foto-expositie Universiteit Leiden in Den Haag: Onderzoekers van de stad.

Many important topics in computer science, such as the correctness of software, the efficiency of algorithms and the modeling of complicated systems, depend on sound theoretical underpinnings. In the Theory group, we study these fundamental building blocks and develop verification methods to prove system…

This project aims to answer the following questions: how did the landscape and geography of the local surroundings of Chalcis impact medieval to early modern productivity, habitation, mobility and interaction in a wider sense? And where are such changes and continuations still visible in the landsca…

To be eligible for Japanese Studies (120 EC) at Leiden University, you must meet the following admission requirements.

After the advent of Islam in the 7th century C.E., the strategic geographical position of Tarsus (its proximity to the sea and to the mountain pass leading to inland Anatolia) made this town the de facto capital of the thughur, a historical and geographical term created by Muslim geographers qualifying…

OP Grants NWO are awarded to 16 scientists in astronomy, computer science and mathematics, or a combination of these disciplines (multidisciplinary) by NOW Exact Sciences. The scientists received a total amount of 6 million euros.

On November 29, Stéphanie van der Pas receives the ASML Graduation Prize for Mathematics at the Royal Holland Society of Sciences (KHMW) in Haarlem. She proved that a new method to choose a research model works better than the usual standard method.

In a closed room in the Van Steenis building, hundreds of boxes are waiting under fluorescent lights for someone to come and see them. The jumble of handwritten and printed labels unveils how often the collection has been reorganized, moved and rearranged. Boxes full of potsherds and pottery, human…

The newly established Luxembourg Centre for European Law held its inaugural conference on 10-11 October 2025, exploring the theme of “European Union law and values in a changing world”. Martijn was invited to speak about the relationship between European values and democracy.

Over a century ago, Alexandra van Elroy's great-grandfather left for Japan, where her grandmother was born. Together with her mother, Maaike van der Loon, she reminisces about her family history, through which a key thread is the study of Japanese and Chinese.

Jeanine de Roy van Zuijdewijn, researcher and lecturer at ISGA, was a guest on NPO Radio 1 where she discussed the attacks carried out in 2011 by Anders Breivik.

PhD defence

On 12 December 2019, Dr Yannick van den Brink, assistant professor at the Department of Child Law and Rubicon Research Fellow at the University of Cambridge, gave a keynote speech at the conference ‘Strengthening Juvenile Justice Systems in Europe’, which was organised in Valencia, Spain.

Who was professionally involved in language between 1550 and 1650? And what were the financial returns of this language sector? Assistant Professor Alisa van de Haar has received an ERC Starting Grant to map out the situation in Northwest Europe between 1550 and 1650.

On Thursday 28 September 2017 the Institute of Public Administration of the Faculty of Governance and Global Affairs (FGGA) organizes the event ‘Good Governance in Asia and the West: What is the Difference?’ as part of the Leiden Asia Year. Below you can read the interview with professor Zeger van der…

Digitale medische technologie kan een belangrijke bijdrage leveren aan betaalbare zorg en het oplossen van het tekort aan zorgpersoneel. Maar hoe weet je of een innovatie daadwerkelijk waarde toevoegt aan het zorgsysteem?

On Thursday 27 June, the last festive ILS Lunch Seminar of this academic year takes place. This seminar will feature presentations from two distinguished speakers from different departments of Leiden Law School: Prof. Pablo Mendes de Leon and Albert van Marwijk Kooy.

At the Institute’s Council meeting of last December the Institute’s biannual prize for teaching was awarded. The award is named after Carla Musterd, a former, highly valued, member of staff, who was famous for her unflinching dedication to teaching standards and excellence.

Episode 5 of BOLDcast, the podcast of the Leiden-Delft-Erasmus Centre for BOLD Cities, discusses the evolution of libraries from simple lending points for books to places where people can come together and brush up on their digital skills. The guests in this episode are Frank Huysmans, associate professor…

The Faculty of Humanities' Justice, Equity, Diversity and Inclusion (JEDI) Fund provides small grants to initiatives in support of diversity and inclusion, with specific emphasis on creating an inclusive learning environment.

New research published in the Journal of Leukocyte Biology suggests that these changes to the behavior of the immune system are persistent and can continue even after diet is improvedAlmost everyone knows that improving your eating habits will most likely improve your health. What most people may not…

Leiden researchers have made an important contribution to the successful ‘Beyond the Nile’ exhibition in the American J. Paul Getty Museum. They also contributed to the exhibition volume that will be presented to Rector Magnificus Carel stolker on 5 September.

Stephanie Rap and Yannick van den Brink, both assistant professor at the Department of Child Law, presented their research at the 11th EU Forum on the rights of the child: Children deprived of their liberty and alternatives to detention, which took place in Brussels from 6 to 8 November 2017.

Conference

Ineke van der Ham has been appointed professor of Technological Innovations in Neuropsychology on 1 January. She researches how virtual reality and games help people navigate better. And this matters, as good navigation skills are about more than coming home safely.

Anneloes van Iwaarden works part-time as a communications manager at the Centre for Linguistics (LUCL). She grew up in England, Switzerland and the Netherlands, where she eventually studied international relations. But her passion was always writing.

Master’s student in Company Law Jelle van der Werff left for Melbourne in February 2025 for a six-month exchange. It turned out to be a great opportunity: ‘Getting to know so many different cultures in one place is really special.’

In December 2023, Louise van der Vlugt was announced as Co-Winner of the 'Best Thesis in Jewish Studies' Award. She sat down to answer some questions about her prize-winning BA Thesis.

'The kind of knowledge you gain in International Studies can take you anywhere,' says Gaby van de Wal (26, The Hague, The Netherlands), who graduated from the programme in 2018. Her own career path is proof that indeed, an International Studies degree comes with many opportunities.

In his last week as interim cabinet minister, alumnus and outgoing Dutch Minister for Foreign Trade and Development Cooperation Geoffrey van Leeuwen set time aside to give a guest lecture at his alma mater, Leiden Law School. It was the perfect opportunity for a flash interview.

Alumnus Robert van Asten has been an MP for D66 since 2025. He studied Tax Law at Leiden University from 1997 to 2005. After a career in that field, he switched to local politics and later national politics.

This March, LUCSoR alumnus Dr. Mattias Brand received the Gerardus van der Leeuw PhD Dissertation Award from the Dutch Association for the Study of Religion (NGG) for his dissertation, “The Manichaeans of Kellis: Religion, Community, and Everyday Life”. It is a biennial award for a PhD dissertation…

Waarom laaien er rellen op in het Verenigd Koninkrijk, aangespoord door de extreemrechtse British Defence League? Jorieke Manenschijn sprak met EenVandaag over hoe de beloftes van Brexit aan de woede hebben bijgedragen.

In het jaar voor overlijden door zelfdoding zag een groot deel van de mensen een zorgprofessional. Het optreden van zorgprofessionals is van cruciaal belang om het aantal zelfdodingen in Nederland te verminderen. Daartoe moet de kwaliteit van zorg beter, in het bijzonder voor jongeren, jongvolwassenen…

Carla Cisternas Guasch, PhD candidate at the Leiden Institute for History, is one of the winners of the 2023 call of the Slicher van Bath de Jong Foundation for the advancement of study and research on the history of Latin America. She receives a research grant of €10.000 (max).

On 31 May, during a three-hour live broadcast on the Dutch online television channel Islaam.tv, 100,400 euros was pledged to the Belgian-Moroccan imam Tarik Ibn Ali.

On November 17, 2017, Professor Simone van der Hof gave a duo lecture with her colleague Professor Eva Lievens from Ghent University during the 'Children and Digital Rights' conference at the Information Law and Policy Centre, which is part of the Institute of Advanced Legal Studies (University of L…

Children have the right to play and relax. Games, social media and video platforms are attractive new ways to do that. However, hardly any online games are designed specifically for children, nor do they factor in children's rights.

Piercing through the skull with an ice pick, administering electric shocks without an anaesthetic, or applying leeches to the uterus: these may seem like medieval methods of torture, but they are in fact therapies used in medicine. Willem van der Does writes about all of them in his new book. ‘Physicians…

The Case of the Painted Plaster

To truly understand complex regions such as the Middle East and Asia, you have to know their culture, history and local societies inside out. Driven by curiosity for other cultures, the Leiden University Institute for Area Studies (LIAS) provides an understanding and analysis of current and historical…

How has migration affected Irish and Italy society since 1945?

This book underscores the interplay between religion and politics (local and global) in the production, escalation, management, mitigation, and resolution of conflict.

The master's in Assyriology, a specialisation of the Classics and Ancient Civilizations programme, at Leiden University provides you with a multidisciplinary study of the languages, literatures and cultures of ancient Mesopotamia and Anatolia.

This subproject, carried out by post-doctoral researcher Dr. O. Nieuwenhuyse, investigates changes and continuities in the functional, social and symbolic uses of the material culture, c. 6800-5800 BC. A contextually oriented approach is adopted, which pays attention to the local socio-economic and…

The Hague is the Netherlands’ fastest-growing student city, and has been Leiden University’s second location since 2010. In addition to housing the Netherlands’ ministries and government bodies, The Hague is the International City of Peace and Justice and is home to countless embassies, political…

This master’s programme combines Physics with Data Science. You will learn how physics has its own tricks to deal with big data and how techniques from machine learning and deep learning can be applied to classical and quantum data. The first focus of attention is on classical data, including data mining,…

Dive into the heart of archaeological science: explore the flora and fauna of bygone ages, study human bones and teeth, analyse the cultural biographies of material objects, or become an expert in the use of computational methods in archaeological research.