Astronomers and surgeons from Leiden are collaborating with industry to develop an optical instrument that delivers faster, more accurate imaging of tumour tissue and abnormal blood flow during surgery.

Women are more often diagnosed with depression, whereas ADHD is much more frequently detected in men. And there are other more striking differences. What role does the brain play in mental health and what is the influence of the environment? For answers to these questions, listen to the ‘(Un)gendered…

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…

Care robots, medical treatments, deepfakes and self-driving cars all with the aid of artificial intelligence (AI). The BrAInpower exhibition at Rijksmuseum Boerhaave shows spectacular applications of AI and explains how it can make such huge leaps. Bas Haring, Professor of Public Understanding of Science,…

PhD candidate Daniël Gomon has developed statistical methods that could significantly improve research in fields like medicine and demography. ‘Mathematicians don’t like unrealistic assumptions,’ he says. Gomon will defend his PhD thesis on 19 June.

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.'

Francien Dechesne, Associate Professor at eLaw, contributed as an expert to the advisory report of the organisation AlgorithmAudit, which was presented to the Dutch Minister for Digitalisation Alexandra van Huffelen on Wednesday 29 November 2023. The report contains a number of concrete norms to avoid…

Oncode Investigator Mario van der Stelt and his colleagues have discovered a new potential drug that suppresses chemotherapy induced neuropathic pain.

How feasible is the new migration deal and is it really the breakthrough politicians like Mark Rutte claim it to be? Dutch television programme Nieuwsuur asked various experts, including Mark Klaassen, for an answer to that question.

The Dutch Heart Foundation will fund a new nation-wide consortium, AtheroNeth, consisting of preclinical and clinical scientists in the field of atherosclerosis research. AtheroNeth aims to identify novel biomarkers that can be applied to stratify patient groups at risk for acute cardiovascular events…

In the aftermath of the childcare benefits affair in the Netherlands, the treatment of citizens by public authorities is more often a subject of discussion. This also applies to the period within which citizens can lodge an objection to a government decision.

On 7 February 2021, Christa Tobler appeared on the BBC Wales radio programme 'Sunday Supplement' (a political and current affairs programme), entitled 'Covid, homelessness and votes for women'. The 50th anniversary of Swiss women's suffrage at the federal level, is commemorated on 7 February 2021.

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.

Facility

Festival

Oberon Janszen, alumnus Bestuurskunde, ging na zijn studie als stagiair bij de Inspectie der Rijksfinanciën aan de slag

Gianclaudio Malgieri, Associate Professor of Law & Technology at eLaw, was interviewed by EUobserver and Al Jazeera English on the European Commission’s newly unveiled Digital Omnibus package – a set of proposals that would amend the GDPR, the AI Act, cookie rules and parts of the EU’s cybersecurity…

The night side of exoplanet WASP-43b, to the surprise of astronomers, does not appear to contain methane. It is likely that extreme winds do not allow enough time for methane to form in detectable amounts. This is the conclusion of an international team of scientists, with Leiden and Amsterdam contributions,…

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…

It has only recently been discovered that single-celled organisms (bacteria and archaea) also have histones—proteins that structure DNA. Now, Leiden PhD candidate Samuel Schwab has found that the histones in these organisms are much more diverse than previously thought. Schwab and his colleagues describe…

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…

An international team of astronomers including Leiden professor Ewine van Dishoeck has observed the benzene molecule (C6H6) in a planet-forming disk around a young star for the first time. The observations tell us more about the forming of planets in this disc, like our own Earth. The scientists publish…

Hordes of photographers, students trying to catch a glimpse and take selfies, and cheering people at the entrance to Wijnhaven. Canadian Prime Minister Justin Trudeau and Prime Minister Mark Rutte were received like true pop stars, in the late afternoon at Leiden University’s Campus The Hague.

Dozens of Dutch nationals are being held in detention facilities in Northeast Syria or have been transferred to Iraq, risking torture or the death penalty. PhD candidate Ida Asscher says the Netherlands should repatriate them. 'States must comply with international law, even in difficult situations.…

On Thursday 9 December, Dr Upik Djalins presented an online lecture, entitled 'The Colonial Bureaucratic Network versus the Metropole: The Origin Story of Land Alienation Prohibition in the 1870s East Indies'.

A European team of astronomers, led by Leiden-based researcher Konstantinos Migkas, has uncovered a large filament — a long, thread-like structure — of hot gas connecting four clusters of galaxies. This filament is made up of what scientists call the warm-hot intergalactic medium.

Astronomers have found complex organic ice outside the Milky Way for the first time. The discovery shows that the building blocks of life could arise early in the universe - and under a variety of conditions, said Leiden astronomer Will Rocha.

On Thursday 23 November, Professor Betty de Hart delivered the lecture ‘Exploring the Legal Archive on Race: Methodological Challenges’ as part of the lecture series ‘Reconsidering the Socio-Legal Gaze’ organized by the Van Vollenhoven Institute. Over 40 people attended the lecture, held online due…

The symposium will be held on 11 June 2025 from 10.00-17.00 and is organized as a starting point for the publication of an edited volume – a selection of symposium attendants will be invited to submit book chapters.

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.

An international team of astronomers led by Violeta Gámez Rosas (Leiden University) has observed a supermassive black hole hidden in a ring of dust. This discovery fits the idea that the so-called active centers of galaxies are much more similar than observations show, because the viewing angle from…

The Yemen Amsterdam Library, or Maktabat al-Yaman al-Amstirdāmīyah, of eminent Yemen specialist Dr C.G. Brouwer has now been fully integrated in the collections of Leiden University Libraries (UBL). Books and other documents from the collection are now available for loan via the UBL Catalogue.

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

Professor Eline Slagboom has been studying multiple generations of families for over 20 years. She collects data on why some people age healthily and others decline early.

Eleven researchers from Leiden University have been awarded an Open Competition Domain Science ENW XS grant by the Dutch Research Council for their research projects. They are researching how to make software faster and greener, improve cancer detection and reduce anxiety by manipulating the biological…

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.

Assistant Professor Karlsson Linnér, who works at the Department of Economics, is one of the recipients of a Veni grant. His research on the accuracy of preventive genetic testing is a fine example of the intersection of economic science and law.

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.

Researchers at the Universities of Amsterdam (Uva) and Leiden together with the Netherlands Cancer Institute and Oncode Institute have received a €10,6 million ERC Synergy Grant to develop innovative therapeutic approaches to target glioblastoma. This is a deadly primary brain tumour for which no curing…

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.'

Elizabeth Hicks won first runner-up in the Netherlands Institute of the Near East (NINO) MA thesis 2021 competition at the end of January.

On November 1, the LACDR Fall Symposium took place. After the symposium was opend by prof.dr. Hubertus Irth, the program started with a lecture called “Poly(2-oxazoline)s, structural chameleons in therapeutic delivery” given by key note speaker dr. Joachim van Guyse.

Carlotta Rigotti, post-doc researcher at eLaw – Center for Law and Digital Technologies, and Professor Clare McGlynn , Durham University, have co-authored a new article in the Oxford Journal of Legal Studies, introducing the concept of meta-rape and exploring its potential treatment under criminal l…

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…

Roughly arrested and subjected to extreme isolation. Using his experience, expert Jason Bhugwandass spoke to 50 young people who have spent time on Zikos wards (‘very intense, short-term observation and stabilisation wards’). He concluded that they’re ‘mostly locked up’ and leave ‘even more traumatised’…