How did galaxies form? How did galaxies evolve?

On 22 November 2018, Teico Sikkema defended his thesis 'Beginsel en begrip van verdeling'. The doctoral research was supervised by Prof. mr. W.G. Huijgen and Prof. dr. F. Sonneveldt.

On 25 September 2019, Luuk Esser defended his thesis 'De strafbaarstelling van mensenhandel ontrafeld'. The doctoral research was supervised by Prof. C.P.M. Cleiren and Prof. J.M. ten Voorde.

How did free agents oppose the monopolies held by the VOC and WIC in court?

Willem Peene defended his thesis on 12 January 2017

For three millennia, carved sculptures were ubiquitous among ancient peoples in the Americas. Sculpted in stone, metal or wood, they developed into the well-known totem poles, colossal Olmec heads, royal Maya stelae and golden Inca statues.

How did learned natural historical inquiries into the underwater world develop in eighteenth-century Europe?

Schatten uit het oude Armenië

D.P. Kok defended his thesis on 10 October 2017

On 14 November 2019 Niek Schipper defended his thesis 'De invloed van de woonplaats op de fiscale behandeling van grensoverschrijdende werknemers'. The doctoral research was supervised by Prof. S.C.W. Douma and Prof. J.P. Boer.

Conference, Workshop

You can find more information on the Dutch webpage. Click on the “Nederlands” button above.

Emeritus Professor Rudi van Maanen has received the Cornelis Joppenszoon statuette. He was presented with the distinction by Deputy Mayor Julius Terpstra.

Anna van Buerenplein, Anna van Buerenplein 301, 2595 DG, The Hague

Inaugural lecture

On Monday 9 September, police officer Wendell C. (Dordrecht) shot and killed his two children and himself. The mother was also shot and died later that night in the hospital. Marieke Liem, Associate Professor at the Institute of Security and Global Affairs (ISGA) spoke with Dutch news website ‘BN DeStem’…

Anna van Buerenplein, Anna van Buerenplein 301, 2595 DG, The Hague

Anna van Buerenplein, Anna van Buerenplein 301, 2595 DG, The Hague

A Persistent Revolution: History, Nationalism, and Politics in Mexico since 1968

This research investigates everyday lives and workplace experiences of Iranian workers employed at textile industry, which was the second biggest industry after oil following the latter’s discovery in 1908.

This special issue of Contemporary Levant critically explores, at a micro and macro level, the structural role and religious, cultural and political interactions of the Greek-Orthodox, Melkite and Syriac communities in late Ottoman and Mandate Syria and Palestine.

On the28th of September Didi van Trijp successfully defended a doctoral thesis and graduated.

From 1550 onwards, a great interest in the natural world developed across Europe. This interest was not only stimulated by a growing knowledge of local flora and fauna, but also by the import of numerous exotic animal and plant species. Think, for instance, of researches and collectors like Gessner…

We investigate the physics and design of mechanical metamaterial, intricately sculpted materials with properties set by their architecture.

The focus of our theoretical research is understanding the behaviour of soft condensed matter, physical matter which is deformed or structurally altered by thermal fluctuations or small stresses.

On the occasion of prof Paul van der Heijden’s stepping down as Rector Magnificus and President of the Executive Board of Leiden University in 2013 the Chair bearing his name on Social Justice was established. It was a “farewell present” of the Leiden University to it’s Rector.

Political scientists Marijn Nagtzaam (Leiden University) and Patrick van Erkel (University of Antwerp) investigate how electoral rules affect intra party preference voting. Focusing on the effect of two specific rules—the option to cast a list vote and on a single versus multiple preference vote—and…

Majorana meets a mermaid

Van Steenis, Einsteinweg 2, 2333 CC, Leiden

Debates on political legitimacy in Dutch parliament in the 1880s, 1930s, and 1960s

This project aims to revisit the relationship between the European cultural agenda and the local identity formation process, and social and religious transformations of Arab Christian communities in Palestine, when the British ruled via the Mandate. What was the role of culture in European policies…

Van Steenis, Einsteinweg 2, 2333 CC, Leiden

In 'Dutch Atlantic Connections, 1680-1800', Gert Oostindie and Jessica V. Roitman, both of the Royal Netherlands Institute of Southeast Asian and Caribbean Studies (KITLV) and also affiliated with the History Institute of Leiden University, assemble an internationally acclaimed selection of authors,…

Political scientists Huib Pellikaan and Niels van Willigen (Leiden University) use and elaborate on the theoretical insights from game theory in order to understand nuclear security in changing environment. Now that the relations between the US and Russia have deteriorated and smaller nuclear states…

A History of Modern Political Thought in East Central Europe is a two-volume project, authored by an international team of researchers, and offering the first-ever synthetic overview of the history of modern political thought in East Central Europe.

This PhD-thesis analyses the relationship between the parties’ choices in the CPB Netherlands Bureau for Economic Policy Analysis’ assessments of the election manifestos and coalition agreements over the period 1986-2017, and tries to explain this relationship.

Chromatin is an ubiquitous protein-DNA complex that forms the structural basis of DNA condensation in all eukaryotic organisms.

Discover the new MSc in Public Sector Economics at Leiden University, offered entirely in Dutch. This program prepares future policy economists by bridging economic theory, Dutch institutions, and real-world policy challenges. Starting September 2025 in The Hague, it focuses on key issues like inequality,…

Edmund Flett, alumnus of the International Relations master's programme, has won the 2023 J.C. Baak Prize for his thesis ‘Settlements now, settlement later. Land swaps, settler relocation, and the viability of the two-state solution in Israel-Palestine’.

On 30 May, Gianclaudio Malgieri, Associate Professor of Law and Technology at eLaw, was a speaker at the Privacy Law Scholars Conference in Washington D.C.