Festival, Study trip Greek and Roman History 2026

Workshop

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed four Leiden professors as members. Petra Sijpesteijn, Vanessa Mak, Mariska Kret and Miranda van Eck have recently joined the KHMW.

From Roman ships to the ‘Gordon’ cavalry mask. Alumnus Tom Hazenberg was involved in spectacular finds that put the Dutch frontiers of the Roman Empire on the map. His mission is to give heritage back to the people.

Ad IJzerman, Emeritus Professor of Pharmacochemistry, was made a Knight of the Order of the Lion of the Netherlands on 26 April. He was presented with the royal honour by Mayor Elbert Roest in the town hall in Bloemendaal.

There was a lot of interest. In front of nearly a hundred researchers, supporting colleagues and Martijn Ridderbos, the Vice-Chairman of the Executive Board, Lotte van Dillen, Research Director of Psychology and Saskia Goedhard, Director of Humanities Operations jointly opened the new lab with a classic…

Researchers have used AI to reconstruct the rules of a board game carved into a stone found in the Dutch city of Heerlen. The team concludes that this type of game was played several centuries earlier than previously assumed.

Research

Expert in Classics Renske Janssen has been awarded a Rubicon grant. She will use the grant to conduct research at the University of Edinburgh into how Roman law was perceived by society at the time.

For the past 2 years, Dr Letty ten Harkel has been jointly running an excavation project of a suspected Roman villa site on the Balearic island of Mallorca with colleagues Dr Antoni Puig Palerm and Ritchie Kolvers, MA. The project was recently awarded a LUF Chastelain-Nobach fund to explore the extend…

Several years ago, two amateur archaeologists from Brabant discovered over a hundred Roman coins near to Berlicum in the north of the province. After years of research, it now appears that the location, close to a ford in the river, was a site for offerings. Another interesting fact is that the coins…

The Villa Son Sard archaeological project aims to determine the boundaries of the Roman and post-Roman villa at Son Sard on Mallorca. While the team was excavating in the summer of 2023, several news outlets covered the findings.

Banquets for the rich, porridge for the poor and a standard diet of bread, olive oil and wine. Just a few assumptions about the Roman diet.

Debate

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed Jos Raaijmakers, professor of Microbial Interactions and diversity, as a new scientific member.

Joëlle Kraaijeveld has won the Jan Brouwer Thesis Prize for history with her master's thesis.

The University of Oslo and Leiden University have joined forces to organise a Tutorial on Robots and Society: Ethical, Legal, and Technical Perspectives on Integrating Robots in the Home and Healthcare Systems and Services at the IEEE International Conference on Robot and Human Interactive Communica…

On Tuesday, December 9 2025, Prof. Koen Ottenheyn delivered the last Austria Centre lunch talk of 2025. Prof. Ottenheyn serves as a professor of architectural history at Utrecht University, The Netherlands, and is a member of the Royal Dutch Academy of Sciences and the Academic Curatorium which advises…

The journal Philosophical Transactions of the Royal Society – Biological Sciences published its theme issue ‘Conflict across taxa’ on 4 April, which was edited by Professor of Social and Organisational Psychology Carsten de Dreu. Together with researchers from other disciplines he provides more insight…

Leiden University supports the new Zuid-Holland Acceleration Programme, which builds on the Growth Agenda for Zuid-Holland and focuses on accelerating innovation, sustainability and economic growth in the region.

In July, Leiden will be hosting the EuroScience Open Forum conference. Humanities scholars from Leiden will make use of the opportunity to stress the importance of art in science. ‘Artists have the ability to show the consequences of science.’

eLaw is thrilled to let you know that on 29 April (17:00-19:00), we will be hosting Prof. Luciano Floridi, Prof. Brett Frischmann and Prof. Shoshana Zuboff on the online (zoom) panel discussion with the question – Should online targeted advertisement be banned on the premise that it violates human d…

What is life like as an academic? Twelve PhD candidates will report on their daily work in videos and blogs on the Faces of Science website (in Dutch). They include three researchers from Leiden who are researching topics such as North Korean support for African liberation movements, how differently…

Workshop

The winner of this year’s Iris Medal for Excellent Science Communication is Professor of Science Communication Ionica Smeets.

Workshop

Workshop

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

Professor Mariska Kret has received the Mercator Sapiens Stimulus, a new science prize from the Royal Holland Society of Sciences and Humanities (KHMW). The prize consists of a sum of 1m euros.

From September 2024, Berber Verhalle is the new assessor of the Faculty of Science. She thus takes over from Nalani Verwoord. Berber completed her bachelor's degree in Biology this year. Next year, she will start the master's in Biology & Business.

Economic law, environmental law and human rights are important fields of law for sustainable development. But they do not interact sufficiently, which makes it difficult to implement sustainable development.

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed five new members from Leiden. Annetje Ottow, Carsten de Dreu, Pancras Hoogendoorn, Ton Schumacher and Maartje van der Woude will be joining the oldest ‘learned society’ in the Netherlands.