Only one in five young people with emotional health problems such as an anxiety disorder receives appropriate professional help. GPs often fail to properly recognise the signals in children and young people, according to psychologist Semiha Aydin. How can we improve this? PhD defence 23 February.

Could ketogenic therapy change the future of autism spectrum disorder (ASD) treatment? Bret Scher sits down with Eline Dekeyster to explore how nutritional ketosis may support individuals with autism and other brain-based conditions.

Researchers from Leiden University Medical Center (LUMC) and the Leiden-based biotech company Ncardia have joined forces to develop a new platform that enables the automated production of 3D cardiac microtissues. This platform will allow large numbers of drugs to be tested quickly

Skåne University Hospital, Lund University and Leiden University Medical Center will work together to expand their research, teaching and development relating to Advanced Therapy Medicinal Products. That is the essence of a Memorandum of Understanding signed at SciLifeLab near Stockholm on Wednesday…

Are you an international researcher working for Leiden University? Please note that you probably are legally obliged to take out health insurance. Here you will find if you need a public or a private health insurance, and how to apply for it.

Have you experienced or witnessed unacceptable or transgressive behaviour? This page gives information about what you can do yourself and which ‘helplines’ can assist you in this situation.

For the academic year 2025-2026, nine (teams of) teachers will receive a Grassroots or Grass shoots grant. Here you can read about their projects.

Are you a PhD candidate, and is there something you’d prefer to discuss with someone other than your thesis director or supervisor? The confidential counsellor for PhD candidates is here to help. You can speak to him/her in confidence and receive advice. If you experience symptoms of physical or mental…

Our confidential counsellors can provide confidential advice on a range of issues, including bullying, intimidation, sexual harassment, aggression and discrimination. You can also approach them with concerns about your manager or potential breaches of academic integrity.

Human resources

Teachers at Leiden University are experts in their field and passionate about educating students in their discipline. It is also important that they can work effectively as a member of a team, together with colleagues and students, and that they feel committed to our organisation. We will therefore…

Did your colleagues develop an inspiring educational innovation? Or, did you collaborate with teachers and/or support staff to do so?

Education

The Dutch Research Council (NWO) has awarded Vidi grants to 14 Leiden researchers. This grant of a maximum of 850,000 euros will enable them to start a new research group and develop their own line of research over the next five years.

Eiko Fried, associate professor of clinical psychology, comments in Leisure Management on new research showing that consumer smartwatches cannot distinguish between stress and excitement. He stresses these devices are lifestyle gadgets, not medical instruments, and warns consumers against overestimating…

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.

Autism, Alzheimer’s, and bipolar disorder: can the development of these mental health conditions be influenced by the ketogenic diet? Increasingly, research suggests it might. 'For those it helps, it can be life-changing,' says neuroscientist Eline Dekeyster.

The placebo effect was completely new to her when Lingling Weng began the PhD project in Leiden. She is now a postdoc in China. 'It would be great to investigate the underlying mechanisms of placebo and nocebo effects with my current knowledge of EEG and fMRI.' PhD defence on 17 October.

Several consortia in which Leiden University is involved have been awarded Dutch Research Agenda funding. Leiden is the coordinator of five of these consortia. These five consortia will receive grants worth a total of almost 24 million euros. They relate to interdisciplinary projects that will bring…

Juan Masullo (Leiden University Institute of Political Science) receives a grant from the Elise Mathilde Fund/Leiden University Fund to conduct his research project ‘Forging an Anti-Mafia Culture: Observational and Experimental Evidence from Italy’. Masullo aims to find out what ordinary Italians think…

Hundreds of thousands of Dutch people suffer from pain caused by knee osteoarthritis and the number is rising fast. Prof. Jaap Harlaar specialises in clinical biomechanics. His research is helping improve osteoarthritis treatment. Harlaar has been appointed Medical Delta Professor and now holds posts…

Frank van der Horst is per 1 februari 2026 benoemd tot bijzonder hoogleraar Pedagogische Wetenschappen.

Various Leiden researchers have been awarded a European grant to explore the commercial or societal potential of previous research.

From historical understandings to new treatments: during the Public Day of the Leiden Institute for Brain & Cognition, curious visitors learned how rapidly research into brain disorders is evolving. ‘I found the neurosurgery and the research on organoids on chips particularly fascinating.’

Brothers and sisters within a family, with the same parents, experience their upbringing differently. As well as the impact of their own negative experiences, the way siblings experience their upbringing also plays an important role in anxiety and depression. This is the conclusion reached by Marie-Louise…

In a new piece for The Conversation UK, Michiel van Elk examines whether mystical experiences are essential to psychedelic therapy. 'If the field is to mature, it may need to move beyond the assumption that transcendence is the secret ingredient.'

PhD student Janine Westendorp and her colleagues conducted literature research on what patients with cancer and their loved ones perceive as harmful communication from healthcare providers. The results were published in the journal Psycho-Oncology and are released as a poster to distribute to healthcare…

The research project 'when patients don't want to know everything: guide and training for culturally sensitive information in palliative care' investigates how healthcare providers can offer inclusive palliative care.

Stay tuned for updates on relevant media appearances of Anne-Laura van Harmelen.

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…

In our collective journey to bridge social, economic, and cultural inequality in society, we must al play a part, says Wilco van Dijk. Unfortunately, notes Carolien Rieffe, minority groups are often not included in this 'we.' This became a focal point of discussion during the fifth Psychology Connected…

During the Opening of the Academic Year 2024-2025, we asked guests for their wishes and ideas for Leiden University's anniversary year in 2025.

Academics are increasingly facing threats, harassment and hate speech following public appearances. The Dutch universities – united in the Association of Universities in the Netherlands (VSNU) – is now adopting a number of national measures, from a zero-tolerance policty to psychosocial help for vic…

On 28 January 2025, Philip Purnell successfully defended his PhD thesis at Leiden University, titled "Bibliometrics in the Context of Research Evaluation and Research Policy".

Conference, D&I Event

The brain structure of young people with conduct disorder differs significantly from that of their typically developing peers. This is the conclusion of an international study that analysed more than two thousand MRI scans, recently published in The Lancet Psychiatry. Dr Moji Aghajani, one of the principal…

Ten scientists from Leiden University will receive a Starting Grant from the European Research Council. This will allow them to launch their own project, form their own research team and implement their best ideas.

Why do some smokers quit much more easily than others? Can we think ourself to insomnia? And does playing music together help to calm conflicts? Psychology students investigated these questions and presented their findings during the Psychology Science Day 2023.

For the Train your Brain project, Janna Marie Bas-Hoogendam received the Medical Delta Talent Acceleration Grant. 'My pilot project does not focus on a specific research question, but introduces a new technology and creates an innovative lab set-up.'

Deep-brain stimulation (DBS) is the most promising surgical treatment for movement and neuropsychiatric disorders, but is accompanied by unwanted side effects. Birte Forstmann, professor by special appointment, has been awarded a ERC Proof of Concept Grant to create an atlas of the human deep brain…

Finance

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.

People who have negative expectations about a treatment actually experience more pain. Merve Karacaoglu discovered in her PhD research that anxious and pessimistic individuals are particularly susceptible to this nocebo effect. However, this sensitivity comes with a silver lining.

‘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.

It often takes longer for women with heart problems to get the right diagnosis. In her Annie Romein-Verschoor Lecture, Professor Hester den Ruijter will talk about how hormones influence the heart and the importance of medical research that focuses specifically on women.

People suffer from anxiety wait on average twelve years before seeking professional help. That’s a pity and it’s unnecessary, says development psychologist Leonie Vreeke. She is therefore developing prevention programmes where parents learn to react in a helpful way to anxious behaviour on the part…