People already diagnosed with a mental disorder before the COVID-19 pandemic did not show a disproportionate increase in symptoms afterwards. This is one result from the first systematic review of longitudinal studies following their study population from before to during the first eighteen months of…

Even though it is generally known that Autism and ADHD are more common in men, and depression or anxiety disorders are more common among women, it is still not well understood if, how and when sex differences impact neurodiversity and mental health. To better understand this complex issue, 25 international…

Seed funding to summer schools, research collaborations and joint degree programmes: in these ways and more, we’re creating impact as a partner in Una Europa, an alliance of 11 leading research universities. To wrap up the year, we asked six colleagues to reflect on what they’ve achieved through Una…

The Leiden Faculty of Archaeology is an institution of international renown. Frequently, researchers from other places of learning visit the faculty to broaden and deepen their own expertise. Currently, the Laboratory for Human Osteoarchaeology is hosting two scholars from Egypt, Samar Abudahab and…

Researchers, civil servants and local residents met on 27 September to talk about partnering for sustainability. What were the results? In a green ‘city oasis’ in the centre of The Hague they spoke about the energy transition, bottom-up initiatives and citizen science.

The Scriptiewerkplaats (thesis workshop) is an initiative of Leiden University, TU Delft, Erasmus University Rotterdam, and the municipality of The Hague. Students conduct research based on issues that are currently happening in The Hague South-West. We interviewed Mandy Koenraads, Scriptiewerkplaats…

The plan was to research the years surrounding the creation of the signature H.P. Berlage building of the Kunstmuseum Den Haag, but due to the lockdown, University Lecturer Laurie Kalb Cosmo has hardly been able to visit museums. Yet she succeeds in continuing her research for the Museums, Collections…

Not all problems are easy to solve, but with enough bright minds, you make progress step by step. ‘The kind of problems I am interested in have been occupying mathematicians for over two millennia,’ says theoretical mathematician David Lilienfeldt. In September, he started at the Mathematical Institute…

Fadly Rahman and Marleen Reichgelt recently joined the Institute for History within the NWO-funded project 'Epistemic actors. The role of Indonesians in the making of knowledge in the colonial era’ under the supervision of Fenneke Sysling. Below, they introduce themselves.

Nieuwe medewerkers op de faculteit

International alumnus Alejandro tells us in a flash about why it is so important to physically be in Leiden for your studies, about how important his Advanced Master was to his employers and how AI and tech affects his line of work.

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.

Online services are stored on servers in data centres. Remko Fermin researched methods to make the memory in data centres more energy efficient.

We take it for granted that water comes out of the tap and electricity out of the socket. But that isn’t always the case. Last Tuesday began like any other day, with our board meeting in the morning. But things were soon to change.

The bodies representing student and staff interests met at the start of the academic year for a day of training. New and familiar faces had come together to learn more about their role as council members and meet the Executive Board − and each other.

Young researchers met this month for the fifth Science Communication Summer School. ‘This is the first time some participants get to meet other researchers who also enjoy science communication. It’s great to see’, says Julia Cramer, one of the coordinators.

It was not until 1878 that the first female students enrolled at Leiden University, but the discussion on whether women were suited to study was by no means over. 8 March is International Women's Day. BBC correspondente Kim Ghattas will deliver a lecture on 6 March on the struggle by Arabic women for…

No fewer than 55 applications were submitted for a Kiem seed grant, an initiative for developing new interdisciplinary, interfaculty research partnerships and encounters. The draw took place on Monday for the allocation of 22 seed grants. The Executive Board was so impressed with the number of applications…

Alumnus José Figuerero tells us about how a Criminologist can work at Booking.com and why he would have liked to have had more law-related courses in his master's programme.

For the following years, Dr Aitor Burguet-Coca will be a returning face at the Faculty of Archaeology. He will join Dr Amanda Henry’s team with his expertise on prehistoric fire use and the methodologies that studying ancient hearths requires.

In Indonesia, some Muslim preachers are TV stars with massive followings. Syahril Siddik studied how they operate and how their viewers react. On 9 November, he successfully defended his dissertation in Islamic Studies.

As an exchange student, alumna Jessica Ma was already looking for a bridge between statistics and the real world. In Leiden, she gained the experience to follow her interests and, after a few detours, she landed her ideal job with Disney in the United States.

In 2026 bestaat het studentenorkest en -koor Sempre Crescendo 195 jaar.

Sharing knowledge based on research within organisations presents a challenging task. How can this be done effectively? What steps should be taken to ensure that knowledge obtained from research is shared and applied in the organisation's daily practice? On 8 May, the Leiden Leadership Centre (LLC)…

The Veni grant is awarded annually by NWO (Netherlands Organisation for Scientific Research). This year, multiple researchers from Leiden University and 2 researchers who will soon be working at the university will receive a Veni grant from the NWO. Thanks to this grant, which can amount to up to 320,000…

Alumni and researchers met at two well-attended alumni dinners in Yogyakarta and Jakarta. The alumni reminisced about their time in Leiden and got to see their lecturers once again.

From Persia and Arabia to North Africa: as early as the nineteenth century, there were Dutch people who used the camera themselves in various regions of the Middle East.

There’s been a lot of commotion about the ‘Apartheid in Israel’ panel discussion being cancelled. The organisers, Students for Palestine, wanted to hold this at Leiden University’s Wijnhaven building in The Hague on 21 March. The Executive Board would only allow the event to go ahead if guarantees…

Studying as an asylum seeker without a residence permit. Every year, student initiative IncLUsion enables dozens of asylum seekers to take several courses at Leiden University. ‘Education has given me a lot of support.’

Trail, FGGA’s internship platform will be one-year old in November. In the upcoming weeks, we will be interviewing some FGGA students who went on internships. What did they learn from their internships? And what tasks were assigned to them?

Aya Ezawa bade farewell as Diversity Officer of Leiden University at a celebration in the Academy Building on 11 June. Since her appointment in 2019, she has been a tireless advocate for culture change and a champion for diversity, inclusion and equal opportunities for all.

An international team of astronomers, led by Will Rocha of Leiden Observatory, using the NASA/ESA/CSA James Webb Space Telescope have discovered that the key ingredients for making potentially habitable worlds are present in early-stage protostars, where planets have not yet formed.

The description of a painting directly affects how children look at that artwork. This was discovered by psychologist Francesco Walker in the Rijksmuseum. Another finding presented in his article in Nature - Scientific Reports is that giving children information intended for adults has the same effect…

For many a first-year, student life has well and truly begun. This also applies to students in The Hague, who were thrown in at the deep end during the HOP introduction week. We paid them a visit on a sunny afternoon at Landgoed Clingendael.

Andrea Warnecke joined the Institute for History in August 2021 as an Assistant Professor in the History and International Studies section. This year, she will get a tenured position. Below, she introduces herself.

The university makes staff aware of the importance of cybersecurity at work. And that is essential, say our privacy and security officers. Because the number of cyberattacks is increasing, hackers are getting smarter all the time and by far the majority of problems are caused by human error. ‘Is that…

Unemployed people often need not only a financial safety net but also a stimulus to look for work. PhD candidate Heike Vethaak researched the effects of incentives used by benefit agencies, such as compelling people to widen their job search.

What do you do when you get the chance to meet Nobel Prize winners in your field? You say ‘yes’, of course! Two young chemists from Leiden had the opportunity to attend the Nobel Laureate Meeting in Lindau, Germany. They share what the experience was like.

Another successful edition (the fourth!) of the Leiden Alumni in Brussels event took place on 23 February. With a fully booked registration list, it already promised to be a great success in advance. The event took place at the Baker McKenzie location right in the centre of Brussels. As the area was…

Alumnus Rennie Roos lives and works in Indonesia. What took him there, what does he do there and what inspires him?

A smart city is of no use if its residents don’t trust it. Tanaquil Arduin, Chief Data Officer at the Municipality of The Hague, and Bram Klievink, Professor of Digitalisation and Public Policy at Leiden University, explain how this can be avoided – to some extent. ‘Make sure civil servants and residents…

Laura Boncz was a member of the faculty board last year as an assessor of the Faculty of Social Sciences. Robin Buijs will take over from September. In this article Laura looks back and you can meet Robin.

Stilzitten doet alumnus Bart Jansen niet graag. Zo geeft hij les in onder meer Nederland, Maleisië en Curaçao, houdt hij zich naast het recht ook graag bezig met kunst en mystiek en vindt hij naar eigen zeggen ‘alles wat fout gaat’ wel interessant aan de rechtsfilosofie. ‘Ik ben gek op veelzijdige mensen;…

Political games have existed throughout history, but what is the role of 'play' in the way the American political world has developed? University lecturer Sara Polak has received an ERC Starting Grant to investigate this.

Can we truly connect with each other through video calls? Yes, according to a recent study. Psychologists found our bodies synchronise almost as much in digital conversations as in real life. But this doesn’t mean we should skip in-person meetings altogether, says researcher Fabiola Diana.

How do you ensure that people who have had a stroke get the right therapy at the right time? This is the question researcher Jorit Meesters wants to answer.

In summer 2018 classical archaeologist Hanna Stöger passed away. At that moment she was in the midst of several cutting-edge research projects on the use of space in the Roman city of Ostia. To make sure that her groundbreaking work would not go unpublished, long-time colleagues Hans Kamermans and Bouke…

Recently, in the midst of coronavirus situation, Professor Corinne Hofman and her team became part of the NWO project Island(er)s at the Helm. Both the application process as well as the start of the project were challenged by the limitations set by Covid-19. ‘As a preparation we travelled through the…

Do you remember your first day at work? How were you welcomed, and how did it make you feel? A smooth start is important—not just for you as a new employee, but also for the team you’re joining. So, how do you get onboarding right, and what does it involve? Karin van Daalen shares her insights.

In academia, the mention of Wikipedia might be met with suspicion. However, for Tsolin Nalbantian, university lecturer Modern Middle Eastern Studies, the encyclopedia is an opportunity to broaden the skills of her students and to increase public knowledge. She received a Teaching Comenius Fellowship…