Does medicine make patients feel better or worse? We are getting better at predicting this from people’s DNA profiles, says Professor Jesse Swen. ‘It never fails to fascinate me how one DNA base pair can have such a huge effect on treatment with medication and the outcome.’

A new LUMC study has changed our understanding of how cells work. Researchers have discovered that the CFAP20 protein acts as a kind of ‘traffic controller’ on DNA. Without this protein, chaos ensues, potentially causing cancer. Their findings have been published in the prestigious journal Nature.

What started with an old Soviet camera and a darkroom in London grew into a lifelong passion. Developmental biologist Michael Richardson has been capturing nature - from wild coastal plants to microscopic details in the lab - since his childhood.

Using an innovative method, psychologist Loes Janssen and colleagues measure how long and how often parent and child are close in daily life, and how they experience that togetherness. The researchers combine ‘Bluetooth low energy beacons’ with the smartphone app Ethica to track participants' physical…

Over the past two years, the institute has undergone important developments under the leadership of Scientific Director, Professor Hanneke Hulst. She also steered the Institute with passion and determination through this tumultuous period. She leaves behind a strong, resilient and forward-looking organisation.…

How can parents avoid passing on stress and mental health problems to their children? Professor of Stress-Related Psychopathology Bernet Elzinga develops simple interventions to help both parents and young people. For her research, she has been awarded the Spinoza Prize, the highest academic honour…

'What nature made isn’t necessarily an optimized medicine to use in the human body,’ says Professor of Biological Chemistry Nathaniel Martin. That’s why a group of Leiden researchers is making a chemistry-based improved version of the frequently used antibiotic vancomycin. They received an NWO NACTAR…

The master thesis: for many students it is a true crowning glory. Some theses are truly excellent. Those are rewarded with the FSW Thesis Prize. This year, this award was won by Roosmarijn Goldbach (master’s Psychology) and Matija Čuljak (research master’s Psychology), who respectively researched borderline…

Raised by his grandmother and grandfather, trained as a doctor, the medical director of a camp for Eritrean refugees: Ephrem Tesfay was anything but a typical student when he arrived in Leiden in 2019. Still, he fit in well with the ‘youngsters’.

‘We didn’t find any mechanisms in the brain for transmitting child abuse from generation to generation. What we did find is that experiences of neglect and abuse affect the brain differently,’ concludes Lisa van den Berg (Clinical Psychology). PhD defence 30 June.

Effectively treating a severe case of pneumonia is often challenging. Identifying the pathogen behind it can be difficult. PhD candidate Ilona den Hartog tried something new: ‘We searched for answers in substances our own body produces.’ PhD defence on 17 September.

There are differing opinions about healthcare for transgender young people. Lieke Vrouenraets investigated the ethical dilemmas.

Psychology students usually only get to meet patients very late in their studies. Therefore, neuroscientists Ineke van der Ham and Judith Schomaker want to research whether students learn more effectively from a virtual experience with a patient with dementia than from a text. Schomaker: 'We have plans…

It is with deep sorrow that we share the news that our dear colleague Andrea Evers passed away on Monday, 4 August 2025. Since 2013, Andrea had been affiliated with the Faculty of Social and Behavioural Sciences at Leiden University as Professor of Health Psychology. She was an undeniable driving force…

The prestigious journal Science Translational Medicine has published a study by researchers from the Institute of Biology Leiden (IBL) on a potent new antibiotic that can overcome resistance. ‘The idea was to tweak the original antibiotic and create a next-generation drug’, says Nathaniel Martin, professor…

Cancer research generates massive amounts of data, but traditional tools often fail to fully harness their potential. How can we unlock this data to provide better treatments for cancer patients? PhD candidate Marina Gorostiola González explored this by using advanced data analysis techniques to guide…

During our special Fall symposium on November 28, we celebrated the 40th anniversary of Bio-Pharmaceutical Sciences. Organized in collaboration with our study association L.P.S.V. „Aesculapius”, the event brought together staff, students, and alumni for an afternoon focused on four decades of ‘Innovation…

A restless night aggravates symptoms in those experiencing suicidal thoughts, as psychologists Liia Kivelä and Niki Antypa have found in their study on the short-term risk factors of suicide. They argue that targeting sleep could thus be essential for suicide prevention.

On Friday 9 September, Jeanin van Hooft, Professor of Gastrointestinal and Liver Diseases, will deliver her inaugural lecture titled: 'The scope of connection'. She emphasises the value of collaboration and connection for scientific research. In addition, she pleads for more diversity; according to…

As Professor of Translational Neuro-oncology, Marike Broekman researches how brain tumour treatment can be improved. She will discuss this in her inaugural lecture along with her work as a neurosurgeon and the importance of a positive workplace culture.

In the Educatips column, Psychology lecturers share their most valuable insights on teaching. This month: Laura Nawijn and colleagues are designing an e-learning programme to improve the thesis supervision of clinical psychologists. ‘You don’t want to hold students’ hands, but you do want to give them…

Seven Leiden professors have been elected as members of the Royal Netherlands Academy of Arts and Sciences (KNAW). In total 23 new members will be inaugurated on Monday 13 September.

Parents’ talk about new stimuli such as persons or objects strongly affects how avoidant or fearful their child will react. No stronger effect was found when parents had an anxiety disorder or in children with fearful temperaments. Publication by a team of Leiden psychologists in 'Clinical Child and…

The rise of AI will transform the role of doctors, claims Professor of Intensive Care Medicine Sesmu Arbous. Her academic chair focuses on integrating technology into patient care.

Associate Professor Robert Heinsch went on a staff exchange to the United States from January to April 2025. He enjoyed the challenge of teaching in a creative and more personal way. ‘I fully immersed myself in American teaching culture.’

Leiden University will be conferring three honorary doctorates in its special anniversary year. They will be awarded to Eliot Higgins, truth finder and founder of Bellingcat, Bonnie Honig, expert in feminist theory and legal theory, and Kelly Chibale, professor of organic chemistry, who works on prevention…

Preventing viral infections from being transmitted through blood transfusion and organ transplantation lies at the heart of the work of medical microbiologist and virologist Mariet Feltkamp and her team.

Researchers from Leiden University, University of York, University of Barcelona/IQTCUB/ICREA and The Francis Crick Institute report a new class of experimental compounds that powerfully block influenza viruses. The findings offer a potential new strategy for treating flu infections and preparing for…

Organisation

Lecture

The rise of extremism in Europe has increased polarisation. The EU-funded DRIVE project, led by Tahir Abbas, Professor of Radicalisation Studies from Leiden University’s Institute of Security and Global Affairs, explores how social, structural, and individual factors contribute to radicalisation, offering…

Professor Joanita Vroom, together with the Royal Netherlands Institute in Rome (KNIR) offered the course Byzantine Rome in September 2023. The course, co-taught by Vroom, Letty ten Harkel and various guest lecturers, investigated the transition of the city of Rome from Late Antiquity to the Middle Ages,…

How are supermassive black holes born? That is the question astronomer Elena Maria Rossi is trying to answer. But how do you investigate something you cannot see?

On Wednesday, 30 August 2023, the graduation ceremony took place in Leiden University’s Academy Building. The ceremony was a momentous occasion, attended by distinguished guests, faculty members, and the proud families and friends of the graduates. The event celebrated the hard work, dedication, and…

Lecture, CHiLL series

Hanne Bergink started as the new study advisor and career advisor at Archaeology in mid-February. Aside from helping students out when they encounter issues during their studies, she will also focus on job market preparation. ‘I have experience as a coach to help people with their personal developme…

Dit deel bevat de editie of heruitgave van 52 papyri en ostraca, daterend uit de periode tussen de derde eeuw voor Christus en de achtste eeuw na Christus.

Festival, Open House

Prof. dr. Pancras Hogendoorn is stepping down as dean of the Faculty of Medicine and vice-chair of the Executive Board of Leiden University Medical Centre (LUMC). He is also resigning from all associated secondary posts. Hogendoorn has taken his decision in anticipation of the findings of an inquiry…

With a symbolic basketball pass, the construction company handed over the new sports centre to the university on 1 December. The building is ready to be fitted out for use. From 9 February, all are welcome: to do sports or just explore.

In memory of Andrea Evers, Professor of Health Psychology, the Prof. Andrea Evers Fund for Health, Behaviour and Society has been established. With this fund, we aim to honour her deepest wish: to continue research that contributes to health, well-being, and a resilient society.

Depression and anxiety disorders among youth are causing major problems worldwide. The mechanisms involved are still unknown, however. Moji Aghajani – Assistant Professor at the Institute of Education and Child Studies - aims to provide new insights with his research "Youth mental health meets big data…

A lot is going on in the world right now, and our university regularly faces big issues and dilemmas too. Then it can be tricky to switch off. For me, exercise is a way to unwind. We want our staff to be able to relax too and are therefore offering various events and workshops that should help.

The Future of Dying: End-of-Life Care in a Time of De-medicalized Death explores how patients, their relatives, and healthcare providers make decisions about end-of-life care when such treatments are readily available.

Care conferences for long-term residents (15+ years) in forensic mental health care are widely appreciated by all parties involved. Research by Leiden University shows that the demand for these meetings is so great that the supply cannot be met within the desired time frame.

RARE-NL, a new collaboration between university hospitals, hopes to find treatments for rare diseases. Professor Teun van Gelder is representing the LUMC in the initiative.

Arteriosclerosis bears great similarities to autoimmune diseases. Researchers from Leiden University show this in a new study they published in the renowned scientific journal Nature Cardiovascular Research. 'This discovery suggests that treatment methods for autoimmune diseases might also be effective…

Saniye Çelik, Professor by Special Appointment of Diversity, Inclusion, and Policing at Leiden University, has received the Woman in the Media Award at Beeld & Geluid in Hilversum. She was selected as the winner by the jury from three female experts with the most votes.