Solar energy harnessed by plants and algae has great potential to be converted into biofuels for future generations.

In this article, James Shires and Tatiana Tropina, assistant professors at the Institute of Security and Global Affairs, map the relationship between gender equality and cybersecurity governance as a component of good security sector governance (SSG). Here, it highlights the way in which cybersecurity…

There is considerable need for improved skin models to develop safe and efficient drugs for skin delivery as well as for cosmetic and chemical product testing on the skin.

In this article, the authors explore the concept of recurrent events, particularly focusing on the Eurovision Song Contest.

Who tried to influence the mission and position of the Dutch security services between 1912 and 1992, what effect did that have on the form and contents of the security services? How to account for transformations of the security services?

PURPOSE: The aim of the study was to develop a cheap and fast method to produce hollow microneedles and an applicator for injecting vaccines into the skin at a pre-defined depth and test the applicability of the system for dermal polio vaccination.

This thesis addresses the problem of designing performance and energy efficient embedded streaming systems, that is, systems which process a stream of input data coming from the environment and generate a stream of output data going into the environment.

On 19 February 2019, Mirjam Sombroek-van Doorm defended her thesis 'Medisch beroepsgeheim en de zorgplicht van de arts bij kindermishandeling in de rechtsverhouding tussen arts, kind en ouders'. The doctoral research was supervised by Prof. dr. A.G. Castermans en Prof. mr. C.J.J.M. Stolker.

On November 22nd, Morana Lukač succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Morana on this great result.

In this doctoral dissertation (2012) the effects of the monetization of the Greek world in the 5th and 4th century on conceptions of reciprocity in friendship are analyzed.

Does Artifical Light at Night (ALAN) disrupt seasonal physiological and behavioral patterns in migrating freshwater fish?

Müller, Braun & Fraussen examine the conditions under which commissioners appear in the news and which communication strategies they pursue.

The ability to count is a property not often attributed to materials, despite the abundance of memory in materials. Regardless of how a material stores information, it is often difficult to retrieve exactly ‘what’ a material remembers.

The writings of Walter Benjamin (1892-1940) are famously and purposely marked by fragmentariness. Paradoxically, a central aim of his work was to connect: all his life he sought to further the integration of scholarship in the humanities which, he believed, had too long suffered from the prevalence…

Can international organisations be held responsible for violations of international law by peacekeepers in a peacekeeping operation?

Promotores: Prof.dr. B.R. Katzy, Prof.dr. K. Sailer (Munich University)

Dark matter is one of the biggest mysteries of the Universe. Its properties cannot be explained with the known laws of physics and elementary particles.

A large diversity of exoplanetary systems has been found, but it is still unclear what drives this diversity.

In this article, Friso Selten and Bram Klievink explore how public organisations strategically manage the adoption of AI.

Online data breaches are recurrent and damaging cyber incidents fors organizations worldwide. This study examines how organizations can effectively mitigate reputational damages in the aftermath of data breaches by hacking, through situational crisis communication strategies.

Heart failure is a major health care problem with high mortality.

Mechanical forces are known to play an important role in bacterial colonies. In this dissertation, we study the self-organization at various stages of growing bacterial colonies, and focus on the mechanical effects of cell growth.

Promotor: Prof.dr. A. P. IJzerman, Co-Promotor: Dr. L.H. Heitman

If Gerard Fieret’s photography has been unjustly ignored until recent exhibitions in New York, Amsterdam, and Paris, his poetry continues to be unknown outside of the Netherlands. Across more than ten published collections, Fieret gives form to a body of poetry in which a desire to record the urban…

On May 23rd, Ernanda succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Ernanda on this great result.

Our in-house human skin equivalents contain all stratum corneum (SC) barrier lipid classes, but have a reduced level of free fatty acids (FAs), of which a part is mono-unsaturated. These differences lead to an altered SC lipid organization and thereby a reduced barrier function compared to human skin.…

A key challenge in neuroscience is understanding how neurons in hundreds of interconnected brain regions integrate sensory inputs with previous expectations to initiate movements and make decisions.

Inverse problems are problems where we want to estimate the values of certain parameters of a system given observations of the system. Such problems occur in several areas of science and engineering. Inverse problems are often ill-posed, which means that the observations of the system do not uniquely…

Single-molecule spectroscopy has become a powerful method for using organic fluorescent molecules in numerous applications.

On February 20th, Gulnaz Sibgatullina succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Gulnaz on this great result.

In this article, Marieke Liem and Kim Moeller revisit Goldstein’s framework on the drugs-violence nexus

Let A be a commutative algebraic group over a field K, and let G be a finitely generated subgroup of the K-rational points of A. The purpose of this thesis is to study the degrees of the Kummer extensions relative to A,K and G.

Developing new medicines is one of modern science's most significant hurdles, a process marked by high costs, long timelines, and frequent failures of promising candidates.

Promotor: Prof.dr. T. Hankemeier, Co-Promotor: R.J. Vreeken

Promotor: J.M. van Ruitenbeek, Co-Promotor: S.J. van der Molen

Doctoral Thesis

On the 24th of September, Louise S. Friis successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Louise on this achievement!

Filipino anthropologists Andrea Malaya M. Ragragio and Myfel D. Paluga look back at the groundbreaking Netflix show Trese and what it missed about the stories of Indigenous peoples. They published the article 'What Netflix Got Wrong About Indigenous Storytelling' in the digital Anthropology magazine…

Stakeholder engagement practices are on the rise in regulatory governance. This raises an important question regarding implications for regulatory legitimacy. Engagement mechanisms are not by default legitimizing: Even when initiated to tap into an array of ‘benevolent’ desiderata, unless carefully…

Dlshad Marf defended his thesis on 4 July 2016

Understanding the water use of power production is an important step to both a sustainable energy transition and an improved understanding of water conservation measures. However, there are large differences across the literature that currently present barriers to decision making.

In this provocative study, Shumon T. Hussain engages with the long-standing issue of French-Anglophone research conflicts in Palaeolithic archaeology.

In this thesis, I focused on studying the above- and belowground interactions of J. vulgaris from a plant-soil feedback (hereafter, PSF) perspective. I investigated the temporal variation of negative PSF and examined the effects of root-associated bacteria on plant performance and aboveground herbiv…

Promotor: Prof.dr.ir. T.H. Oosterkamp, N. de Jonge

How do leadership behaviour repertoires take shape in public organizations?

Technologies that help to enhance our educational environments can be found everywhere.

Aristocratic dynasties have long been regarded as fundamental to the development of early modern society and government. Yet recent work by political historians has increasingly questioned the dominant role of ruling families in state formation, underlining instead the continued importance and independence…

HZ Kenniscentrum Zeeuwse Samenleving doet op vraag van regionale overheden en maatschappelijke organisaties onderzoek naar actuele en maatschappelijke thema’s in de provincie Zeeland. De uitkomsten van onderzoeken en analyses worden gebruikt voor kennisopbouw en als basis voor beleidsopbouw en -ontwikkeling.…

Consensus and harmony or balance and reciprocity?

On the 29th of June, Martin Kohlberger successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Martin on this achievement!