Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…

Have faith in others, embrace conflict and differences, take your time: these are just a few of the tips that emerged during a Leiden symposium on interdisciplinary collaboration on 1 February. A second session will take place on Thursday 14 March.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Alumnus Nick Hortensius started volunteering at the Leiden International Film Festival (LIFF) in his student days. He has since grown with the festival to become head of programming. How does he look back on his student days? And what can we expect from the festival this year?

For the past year, a steering group has been working hard on the new Faculty Strategic Plan (FSP) for 2022-2027 and the corresponding Implementation Agenda. A number of working groups have also carried out a stakeholder analysis, and several consultation rounds have been held with various bodies, including…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Her office is a bit tucked away in a corner of the building, but her department is always buzzing with activity. Since May 2024, Renate Rijbroek has been our new Head of Facility Management. There was no slow start: ‘We are working hard towards the official opening in September.’

Alumnus Ben Smulders has worked for the European Commission for the past 33 years. ‘The discipline and depth that I experienced during my student days has helped me through various stages of my professional career.’

Laura Kamsma, Head of the International Office of our Faculty kept a travel log during her visit to the EAIE conference. You can read her report here.

Athletic achievements, enthusiastic supporters and a beautiful donation for charity: on Saturday 15 April, the Leiden Bio Science Park was the setting for the 5th edition of the Leiden Science Run. All this was accompanied by bright sunshine. ‘What a joy to be part of!’

During his PhD research, mathematician Tyron Lardy worked on a new approach to hypothesis testing. Instead of the traditional p-value, he uses so-called e-values. These turn out to be more flexible – especially when you want to look at your results midway through the study.

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

“We are proud and happy to receive this grant. It will enable us to do truly innovative fundamental research with a direct link to practical applications.” Michiel Westenberg is looking forward to investigate the effects of age and social anxiety on eye-contact. Together with Esther van den Bos he has…

In a new FSW Honours College course students from various academic disciplines dive into the world of artificial intelligence (AI). The course, 'Artificial Intelligence: Understand and Create' was designed by Marc Cleiren and Pieter Pierrot to be accessible to all students, regardless of their prior…

Leiden University, together with the Open University and Universities of the Netherlands, will take up residence in the Spui building at Grote Marktstraat 48-50/Spui 3 in downtown The Hague from 2025. The partners signed the leases on 7 November.

Give Nikki IJzerman a football and she’s happy. The midfielder was named Player of the Year by ADO Den Haag last season, as well as obtaining her master’s degree in Journalism and New Media.

On 20 March, the final of the Legal Tech Challenge 2025 took place at Leiden University. After weeks of collaboration, brainstorming sessions and workshops on legal accessibility, five student teams presented their innovative legal apps to a jury.

Recently, our respected and talented former colleague Bente Hilde Bakker passed away after a long and brave fight with illness. She received her mathematical training at the Vrije Universiteit in Amsterdam and also obtained her PhD there under the supervision of Jan Bouwe van den Berg and Robert van…

Twenty-one dedicated teachers were awarded their Senior Teaching Qualification (SKO) on 21 January. Rector Magnificus Hester Bijl congratulated them in a ceremony in the Academy Building with an extra celebratory touch as the milestone of the 100th SKO certificate was reached.

Working for a social client during your studies: this is what happens at Urban Studies. For the course Urban Studies in Practice, third-year students carry out projects for public clients, such as the municipality of The Hague.

Una Europa, an alliance of 11 top European universities, provides annual seed funding for new research and teaching projects. Assistant Professor Carmen van den Bergh applied for funding with her Flemish and Italian counterparts. Thanks to this funding and the support of Erasmus+, students can now take…

Have you considered including the Leiden University Fund in your will?

A live online New Year’s event on Tuesday 12 January marked the start of the New Year. Dean Joanne van der Leun toasted 2021 and as usual at this event, the annual Meijers prizes and thesis prizes were awarded.

Maaike Kempes believes more attention should be paid to non-congenital brain injuries in suspects. This may partly explain their criminal behaviour.

Jasper Knoester is the dean of the Faculty of Science. How is he doing? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

The number of insect species is plummeting, which is why the University is creating a more biodiverse environment around its buildings. Annetje Ottow, President of the Executive Board, planted the first bee-friendly plants in the front garden of Oude UB on 20 September.

The daisy has been crowned the Netherlands’ national flower. Rogier van Vugt, Head of Horticulture at the Hortus botanicus, explains why the daisy merits its elevation to national symbol.

Timo McGregor recently joined the Institute for History as a NWO-Veni research fellow. His research explores legal and political thought in early modern European empires, with a particular focus on mobility, political belonging, and enslavement. Below he introduces himself.

Even embryos can become embroiled in an evolutionary arms race with another species. Leiden biologists demonstrate this with larvae of the rosy bitterling that parasitize the gills of freshwater mussels. They published their research on February 19 in PNAS.

Jasper Knoester is the dean of the Faculty of Science. How is he doing? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

It was great to welcome so many people at the LACDR Spring symposium on the 4th of April 2023. The meeting started with an inspiring lecture of Dr. Mustafa Diken (Bioentech) on the evolution of mRNA vaccines. Afterwards, PhD speakers from LACDR, LIC and CHDR gave presentations on a wide range of pharma-related…

In November, 2023, we organized our annual PhD-Postdoc event with the topic ‘future career opportunities’. After an interactive presentation ‘be prepared for you career after your PhD/postdoc’ by Harry Linders, there was ample opportunity to meet LACDR alumni and career coaches.

Organisation

Organisation, Social

Research

Rik Rozendaal has won one of the three annual dissertation awards of the European Association of Environmental and Resource Economists (EAERE). The economist received the award for his dissertation on climate policy.

The Executive Board is delighted to announce that Joanne van der Leun took up the position of the university’s Academic Lead International Affairs as of 1 January 2025.

On Tuesday 7 September 2021, the new Faculty year was opened with the Leiden Law Op 1 Talkshow. Various guests shared their thoughts and expectations for the new academic year. Lotte Kremers and Bastiaan Rijpkema presented the show.

The faculty Happy Holidays Drinks for all staff and student assistants was held on Tuesday 19 December. There was a great turn out and fun was had by all.

Can Russia be prosecuted for war crimes against Ukraine? The International Criminal Court does not have this jurisdiction. To fill this void in jurisdiction, a new commission has been created: an International Centre for the Prosecution of Crimes of Aggression, the ICPA.

It was great to welcome so many colleagues at the LACDR Spring Symposium! After an inspiring lecture by Dr. Avinash Patel from Dewpoint Therapeutics, nine PhD speakers from LACDR, LIC, CHDR and LUMC-KFT gave presentations on a wide range of pharma-related topics. These speakers competed for first place.…

Organisation

How did the mythical kings of ancient Persia live? In this podcast, we delve into the Shahnameh, also known as the Book of Kings.

This March, Jara Bouma, Cas van der Horst and Laura Heitman from the Division of Drug Discovery and Safety and Laura de Paus, Richard van den Berg, Anthe Janssen and Mario van der Stelt from the LIC joined forces to determine how some drugs can specifically target the cannabinoid CB2 receptor (CB2R)…

On Friday 24 June 2022, the Department of Constitutional and Administrative Law of Leiden University welcomed more than forty administrative law scholars to the first Young Administrative Law Researchers Day.

Education

Leiden students of cultural anthropology investigated the motivations and experiences of Tiny House residents in the Netherlands. Their findings highlight sustainability, minimalism and community building as core values in this alternative form of living.

The House of Representatives in the Netherlands has requested advice from the Council of State about combining membership of the House of Representatives with holding a post in the cabinet. Geerten Boogaard sees this as a sign that the Netherlands is moving towards a constitutional court.

ICT, Organisation