This study endeavors to reconstruct Plato's theory of change and motion. The diverse perspectives of pre-Socratic philosophers regarding change and motion provide the context for Plato’s exploration of his theory.

A comparative analysis of legitimation strategies in tree hybrid regimes: Russia, Venezuela, and Seychelles.

Promotor: H.J.A. Röttgering, Co-promotor: G.K. Miley

How can challenge-based learning in higher education contribute to sustainable urban waste management and support The Hague’s transition to a zero-waste city by 2050?

This thesis presents the first synthetic peptides ADP-ribosylated on serine, threonine, tyrosine, arginine and cysteine.

The Copenhagen interpretation of quantum mechanics states that a measurement collapses a wavefunction onto an eigenstate of the corresponding measurement operator.

Enzymes are innately sensitive to changes in the amino acid sequence, which largely constrains their evolutionary potential, i.e., evolvability. This evolutionary burden can be alleviated in the presence of stabilizing mutations, which increase the buffering capacity of enzymes to tolerate mutations…

The topic of this PhD thesis is teachers' perspectives on self-regulated learning.

This thesis describes research aimed at discovering inhibitors selective for either of the two endoplasmic reticulum α-glucosidases, ER-I and ER-II, with the overarching goal of discovering new antiviral agents to treat viruses that rely on host N-glycosylation for proliferation.

PhD defence

Traditional biochemical methods for studying organelles require cell disruption, preventing the real-time observation of dynamic intracellular processes.

About forty microscopes, various laboratories, and some 15,000 zebrafish: that’s Sylvia le Dévédec's workplace. She is one of the managers of the Leiden Cell Observatory, a unique facility accessible to all researchers.

Steven Verburg wins the 2022 Hugo Weiland Prize for best thesis in Central European Studies; Caroline Schep and Anneke Romijnders awarded “Honorable Mentions” for their thesis work.

Five students who graduated from the Bachelor Security Studies share their experiences. Where did they end up after graduation? Are they still using the skills they gained during their studies?

An internship at the Police Academy in Apeldoorn. This will be possible for the first time for third-year students of the bachelor's programme Security Studies as of September 2021, now that Leiden University and the Police Academy have joined forces. ‘The internships offer students a unique opportunity…

Whereas most outgoing professors are offered a congress, Nico Kaptein's former students and PhD students took a bigger approach. They treated him not only to a farewell congress, but also to a two-week tour of Indonesia, filled with lectures, and trips.

On Thursday 21 November 2024 Jake Benson successfully defended a doctoral thesis and graduated.

Abstract submission is now open for the international conference of the ELS Academy, in Amsterdam on September 1 and 2.

African Studies is a field notoriously lacking in African scholars. Miriam Siun, research master student in this field, noticed this from the moment she started the programme. She decided to take matters into her own hands and hold a seminar reflecting on this issue.

Students from Leiden University will be able to study in the Stadsgehoorzaal on Breestraat in Leiden from Saturday 5 to Tuesday 15 December. The main auditorium of this city centre concert hall has been transformed into a unique pop-up study area that will provide temporary study spaces for over 200…

Pursuing Whiteness in the Colonies offers a new comprehension of colonial history from below by taking remnants of individual agencies from a whiteness studies perspective. It highlights the experiences and perceptions of colonisers and how they portrayed and re-interpreted their identities in Afric…

Michael Ignatieff, Canadian author, university professor and former politician, has been appointed Cleveringa Professor for the 2013-2014 academic year at Leiden University, the Netherlands. Professor Ignatieff will deliver the Cleveringa lecture on 26 November 2013.

The Corstens Commission that investigated whether there are any grounds for the rumours of antisemitism at the Faculty of Law has found no indication whatsoever for such expressions. This also applies to the professor in question. This is evident from the report that the commission chaired by Professor…

This historical study argues that the Mandaean religion originated under Sasanid rule in the fifth century, not earlier as has been widely accepted. It analyzes primary sources in Syriac, Mandaic, and Arabic to clarify the early history of Mandaeism.

This dissertations studies state-society relations in 1930s Turkey, focusing on the anti-veiling campaigns in the mid-1930s and aiming to understand the ways in which the Kemalist policies were received, interpreted, negotiated, compromised and/or resisted by various actors in the provinces.

On Sunday, April 23, 2023, Prof. dr. Sarah Cramsey, Special Chair for Central European Studies, gave a special lecture alongside the Practicum Musicae Orkest at the Cultuurhuis de Paulus in Oegstgeest.

From the new street language Smibanese to 17th-century manuscripts: the first national Dutch Studies Open Day explores a wide range of topics. The Open Day will take place on Saturday 7 March in Leiden. Frits Spits will broadcast his radio programme ‘De Taalstaat’ (The Language State’) from the Kamerlingh…

In this second book of the series

Political scientist Ruud Koole (Institute Political Science, Leiden University) has been appointed to a state commission that will investigate whether the Dutch parliamentary system and the parliamentary democracy need to be reformed.

The Institute of Security and Global Affairs (ISGA) recently received a grant from the German Ministry of Defence to advice on how to strengthen Germany’s approaches to the protection of civilians in UN peace operations.

The Utrecht Centre for Medieval Studies invites PhD's and other ECRs to present their research on the Medieval Studies Day 2023. Deadline for abstracts: September 30.

The van Exter group has an extensive history of prior research in classical and quantum optics. As former part of the group of Han Woerdman, we have studied topics as diverse as:

What are the conditions under which coercive diplomacy can compel a State to abandon its nuclear weapons program?

With the red flag flying proudly on the Academy Building (Leiden University was on strike for the first time in its history!), the farewell event for former dean Mark Rutgers was held in the Telders Auditorium. After eight years, he has passed the baton to the interim dean, Henk te Velde.

Odile Bodde tells about her stay in London at King's College...

Hermeneutics and the Humanities: Dialogues with Hans-Georg Gadamer / Hermeneutik und die Geisteswissenschaften: Im Dialog mit Hans-Georg Gadamer

Pottery traditions and social interaction in the earliest Neolithic of the Lower Rhine Area

How an initially valueless object becomes worth hundreds of millions. And vice versa.

In this overview of the reception of Duchamp, the plurality of possible approaches is examined.