The many thousands of small celestial bodies beyond Neptune’s orbit may have ended up there due to a star that passed close to the solar system billions of years ago. This is shown by Leiden simulation expert Simon Portegies Zwart, along with his German and Dutch colleagues. ‘We are answering several…

Master's students Adam El Amraoui, Eesha Sheel, Frieda Chen and Lawrence Kurowski are organising a graduate conference. On March 26, students will gather to ponder definitions of belonging both within Asia and among Asian diasporic communities.

That Tessa Schiethart finished her bachelor's degree in International Studies with a thesis on Indonesian women's reasons for veiling was a coincidence. Or so she thought. Six years later, her book Seeing and Being Seen, in which she writes about her life with a wine stain and vision loss, is in the…

Astronomer Joseph Callingham and his team have observed for the first time a clear signal from a giant burst from a star outside our solar system. This would have a devastating impact on any unfortunate planet orbiting the star.

The discovery of a planet far too large for its sun defies models about the formation of solar systems and planets. In a paper in Science, researchers, including Yamila Miguel of Leiden Observatory, report the discovery of a planet more than 13 times heavier than Earth orbiting the ultracool dwarf star…

Leiden University is committed to becoming an inclusive community that enables all students and staff to feel valued and respected. Do you have questions about diversity and inclusion? Or are you looking for advice, support or contact? Find out who you can turn to at Leiden University.

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Education administration offices

Depression or ADHD? Neatly delineated diagnoses fail to do justice to the infinitely complex reality that they refer to, argues Eiko Fried in a new paper for JAMA Psychiatry. His proposal: to map the underlying mechanisms of mental health problems using a Mental Health Atlas.

You win the Leiden Teaching Prize and suddenly all eyes are on you. Three past recipients reflect on how this student-awarded prize has changed how they work and improved their teaching – and how they chose to spend the money.

International researchers have, for the first time, pinpointed the moment when planets began to form around a star beyond the Sun. Using the ALMA telescope, in which the European Southern Observatory (ESO) is a partner, and the James Webb Space Telescope, they have observed the creation of the first…

Wat zie jij als je verderkijkt? Hoe ziet studeren aan de Universiteit Leiden in 2075 eruit? We nodigen je uit om mee te doen met Verderkijkers.

When do you submit a thesis proposal to the Ethics Committee? And how do you ensure that students save their data properly? On 9 June, thesis supervisors will be able to ask these questions at the Ethics Education Afternoon. Professor Herman Paul and policy officer Marcel Belderbos will tell us more…

During International Student Week, from 14 to 18 November, we would like to put our international students into the spotlight. Ricardo Alexandre de Jesus Vaz (21) from Portugal is in his first year at FGGA and a student in the Master International Relations and Diplomacy (MIRD).

LEGO creations, a clothesline of visions and a journey into the past and the future: just some of the highlights of Uni-vision day, where creatives developed their vision of the future of study.

Adina Akbik has been appointed as a new member of the Young Academy Leiden (YAL) as of 1 September 2024. Akbik is Senior Assistant Professor of European Politics at Leiden University. YAL serves as a platform for early career academics, and Akbik is keen to promote the needs and interests of young researchers…

Carel Stolker, former Rector Magnificus and President of the Executive Board of Leiden University, has been made an Officer in the Order of Orange-Nassau for his services to the city and University. Mayor Henri Lenferink awarded the royal honour to Stolker at the University’s Dies Natalis on 8 February…

Gijsbert Rutten has been appointed professor of Dutch Linguistics with effect from 1 July. In this position, he will focus on language change and language variation, with a particular emphasis on historical sociolinguistics.

How is academic freedom restricted by the academic community itself? This was the central question at a debate at Leiden University on 14 November.

Of je nu appt, online nieuws leest, of door Instagram scrolt, jouw gedrag wordt gemonitord. Sterker nog: wát jij ziet, wordt door anderen bepaald. Promovendus Aleksandre Zardiashvili onderzocht de impact van online advertenties en de macht van de bedrijven erachter.

Postdoctoral researcher Joost de Moor, who joined the interdisciplinary Global Transformations and Governance Challenges (GTGC) initiative at Leiden University since April 2021, will spend 50% of his time doing research for the project "The necessary and the possible: How social movements articulate,…

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Alumnus Robert van Asten has been an MP for D66 since 2025. He studied Tax Law at Leiden University from 1997 to 2005. After a career in that field, he switched to local politics and later national politics.

Gijs Zebregts had just graduated from International Studies when he was stricken with acute leukaemia. A stem cell donor brought relief. Now he is going to cycle from Florence to Rotterdam to raise money and awareness for the donor bank.

3 October University has become something of a tradition: a bit of science among the Leidens Ontzet celebrations. During the new and improved edition, the WetenschapsWarenMarkt (Science Market), visitors spoke to researchers about the nitrogen problem, making organs and the city’s connections with A…

From predicting Alzheimer’s to the growth of organisms: psychologist Marjolein Fokkema’s algorithms can be used in many disciplines. They also provide inspiration for her songs, theatre shows and life lessons. What drives this rocking researcher?

'How can public leadership contribute sustainably to solving societal problems?'

A celebration was held in the Tabú restaurant: Mark Rutgers, Dean of the Faculty of Humanities, was presented with the first copy of LEAP, a journal where Humanities master’s students can prepare for an academic career by publishing articles themselves.

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The coronavirus pandemic has had us working and studying at home, and this has had a positive effect on Leiden University’s sustainability results. This is apparent from the university’s new Sustainability Report 2020. The report also shows that nearly all the targets from the Environmental Policy Plan…

The new university Strategic Plan Innovating and Connecting 2022-2027 was presented during the Dies Natalis on 8 February 2022. Colleagues and students from our faculty also made contributions, inspired by the vision and strategy process underway in our faculty since 2019.

The promising early results of an international study have shown that insulin-producing cells grown from stem cells can cure the disease. The new Cure One LUMC research centre aims to accelerate this breakthrough.

More than a course. That was the aim of the Leiden Tutoring programme. Through weekly tutoring lessons, students did not just earn five EC. They helped Dutch primary-school children from neighbourhoods with a low socioeconomic status.