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…

Nicolaas Bloembergen, who won the Nobel Prize in Physics in 1981, passed away on 5 September in Tucson, Arizona. Bloembergen obtained his PhD on nuclear spin resonance in 1948 at Leiden University. Some articles about his life.

Knowledge and culture subproject 4:

The d12n Research Cluster provides a space for inquiry and intervention into the ongoing digit(al)isation of culture, society, and scholarship. The research cluster aims to link CADS Institute researchers to each other as well as to experts and praticioners from around the world as we combine thinking…

Grammatical gender is famously the most puzzling of the grammatical categories. We have a solid typology of gender systems, yet exciting and unexpected patterns keep turning up which defy easy classification and straightforward analysis. Some of these question, stretch or threaten to cross the outer…

Over the recent period there have been a number of protests and demonstrations at universities by people who oppose the universities’ collaboration with the fossil fuel industry. Students and staff in Leiden are also expressing their concerns about this issue. We are now publishing a list giving an…

Johannes Boer's research intends to question the way explicit knowledge is applied in order to restore and perform music from the past with the intention to get as close as possible to its original meaning.

Rural cult places were of central importance in the non-urbanised areas of ancient Samnium, in central southern Italy. Their development, roles and functions in ancient society, however, remain important research questions. New excavations at one of these sanctuaries, the rural temple of S. Giovanni…

Majuka Tanabe defended her thesis on 17 June 2015

Radiation can be used to determine the isotope ratio of a skeleton. This provides information about where our ancestors lived and what they consumed. Dr Andrea Waters has developed a revolutionary method that can trace patterns of consumption from tens of thousands of years ago.

Shape the future of higher education with fellow students from across Europe.

Update : March 2020 Directors: Dr. Lara Weiss and Dr. Christian Greco Deputy directors: Dr. Daniel Soliman and Dr. Paolo Del Vesco

Learn about the Institute’s mission, structure and academic community within Leiden University’s Faculty of Humanities.

Investigating epistemic and ethical practices in medical experimentation on humans in the colonial period in Southeast Asia.

The Team International Relations and European Studies addresses the interconnections and interdependence of contemporary global political, economic, security and culture from a multidisciplinary perspective rooted in the humanities. More specifically it is concerned with the study of international relations…

Every year on 26 November Leiden University commemorates the protest speech given by Professor Cleveringa against the Nazis. At least 663 students, staff and alumni of the University lost their lives during the Second World War, yet little was known about these victims. PhD candidate Adriënne Baars…

The Leiden University Academy of Creative and Performing Arts will be proudly awarding an Honorary Doctorate within the upcoming 440th Dies Natalis.

The Meijers prizes are awarded each year for the best published article from each faculty research programme. Reijer received the prize for his contribution to the programme ‘The Legitimacy and Effectiveness of Law & Governance’ with his article ‘Digitalisering en de (dis)balans binnen de trias politica’…

Our Winter School alumna Ginevra Montefusco defended her Master thesis this March with the title Food in the Margin: a feminist analysis of sense of place in Barriera di Milano, Turin (supervisors: Alessia Toldo and Egidio Dansero).

How can we promote social cohesion in a society that is culturally and religiously diverse?

Non-urban settlement organization and Roman expansion in the Roman Republic (4th-1st centuries BC)

Activity-based protein profiling (ABPP, also termed chemical proteomics), is one of the pillars of chemical biology, and at LED3 we have taken it to the next level. ABPP allows the assessment of protein function in live cells and tissues, which means that the activity of a complete protein family can…

In 2021 many of our students and staff won fantastic prizes and were awarded important research grants. This is our traditional review of these successes as the end of one year marks the beginning of another.

Professor Ewine van Dishoeck, together with an international team of colleagues, has written an overview of everything we know about water in interstellar clouds thanks to the Herschel space observatory. The article, published in the journal Astronomy & Astrophysics, summarizes existing knowledge and…

Representatives from the Leiden University Alumni Association in Indonesia (IKALI) were honored to have a discussion with Dutch Prime Minister H.E. Mark Rutte during his visit to Jakarta on 7 October 2019.

From BBC film shootings to a video of snowy Leiden and from bikes in the canal to our birthday, the Dies Natalis. This was our year in 12 Facebook posts!

Universiteit Leiden stond niet altijd bekend als een bolwerk van vrijheid, betoogt Egbert Koops in zijn diesoratie. Leidsch Dagblad sprak met de hoogleraar rechtsgeschiedenis over academische vrijheid: ‘Het bolwerk van vrijheid moest veroverd worden.’

Exposition illustrious works by Piranesi now on view in Digital Special Collections.

Astronomers led by Leiden astronomer Sebastiaan Haffert have directly imaged two planets that are gravitationally carving out a wide gap within a planet-forming disk surrounding a young star. While over a dozen exoplanets have been directly imaged, this is only the second multi-planet system to be p…

Our solar system probably evolved in the same way as most of the other planetary systems around us. This has been shown by German-Austrian-Dutch research on more than 870 planet-forming disks in the Orion cloud A. The five researchers, including three from the Leiden Observatory, published their findings…

An international team of researchers led by Alice Booth (Leiden University, the Netherlands) have discovered methanol in the warm part of a planet-forming disk. The methanol cannot have been produced there and must have originated in the cold gas clouds from which the star and the disk formed. Thus,…

PhD candidate Johannes Boer conducted research on the eminent Italian composer Claudio Monteverdi at the Academy of Creative and Performing Arts (ACPA). As part of his research he composed an opera featuring Monteverdi in the leading role.

Women behind the front play an important role in a large proportion of Iranian novels, written on the Iran and Iraq-war (1980-1988). But their martyrdom is an uncommon theme. Saeedeh Shahnahpur will give a lecture on this subject on 16 February.

Since 2000 the Leiden Student Council (LSR) yearly awards a prize for the best teacher of the university at the Dies Natalis.

You can't have missed it: Leiden University celebrated its 444th anniversary in 2019 with a year-long programme of activities for the people of Leiden and The Hague. The Dies Natalis on 7 February 2020 marks the end of this special year. High time to look back at what we did!

On 11 and 12 December, the Associazione Italiana di Filologia Germanica (AIFG) organizes a graduate conference around the theme of "The Fantastic and the Supernatural in the Medieval Germanic Traditions". PhD students and recent graduates who wish to present are encouraged to submit an abstract before…

On 8 February 2016 prof. Jennifer Chayes received her Honorary Doctorate at Leiden University as part of the 441e Dies Natalis. A video registration of this special event has now been published. For the ceremony of Jennifer Chayes’ Honorary Doctorate, please scroll to the 82th minute.

Each year on the university’s birthday, children at primary schools in Leiden and The Hague have a lesson from a professor – about children’s rights and robots in surgery, for example. The children get to do activities. And ask questions: ‘How do you become a professor?’

Leiden University is celebrating its 450th anniversary in 2025 with a feast for the eyes, ears and spirit. The anniversary year opens with an extra special Dies Natalis on 7 February. Highlights includes an alumni festival, three exhibitions and a canal concert.

The CADS Research Cluster People, Power and Diversity aims to further theoretical and methodological debates on the classifications of human difference, such as gender, race, ethnicity, sexuality, class, age, ability, religion, level of development, time, etc., and the way these classifications organize…

If a society is to be secure, sustainable and resilient, conflicting interests must be reconciled. Researchers at Leiden University study the behaviour of individuals, groups and states in relation to this issue, and use their knowledge to promote equality within and between communities.

Computers are capable of making incredibly accurate predictions on the basis of machine learning. In other words, these computers can learn without intervention once they have been pre-programmed by humans. At LIACS, we explore and push the borders of what a revolutionary new generation of algorithms…

Mazatec chants and ancient Mesoamerican pictography

The goal of the ANASTASIS project is the analysis and publication of early medieval (Merovingian) cemeteries in the Netherlands (c. 500 – 750 AD).

In this research group, headed by Bob Van de Water, cell signaling programs that underlie adverse drug reactions as well as cancer development and progression are unraveled. Adverse drug reactions involve cell injury in critical target organ cells which leads to the activation of cellular stress response…

The Aesernia Colonial Landscape project investigates ancient settlement patterns and dynamics around modern Isernia in Molise (Italy), the Latin colony of Aesernia (founded 263 BC). It consists of intensive systematic field survey in the territory of the colony, combined with remote sensing and geoprospection…

Making sensitive data reusable through synthetic data generation

Studies on the Disappearance of the Amphora Phenomenon