The International Bachelor in Psychology in Leiden is a broad study with a strong focus on research.

What is the cost of visual complexity? This dissertation sets out to determine the effect of the complexity of word formation on the legibility of Arabic and the role that vocalization plays in reading.

The investigations described in this thesis lay out strategies aimed at advancing antibiotic research and development. The examples presented revolve around two main approaches: understanding drug-target interactions and target identification.

Promotor: Prof.dr. B. van de Water, Co-promotor: L.S. Price

Combined hormonal contraceptives (CHC) are associated with an increased risk of venous thromboembolism (VTE). In 2013, a review was published by the European Medicines Agency (EMA). In this review, the authors concluded that the risk of VTE varies by the type of progesterone in the CHC. Subsequently,…

On the 12th of November, Xander Vertegaal successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Xander on this achievement!

On the 12th of December, Eleanor Dutton successfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Eleanor on this achievement.

From 1 August 2018, Alanna O'Malley was appointed as Chair of United Nations Studies in Peace and Justice, focusing on the ‘lesser-known actors’ of the UN: women, the youth, the agents of informal diplomatic networks within the UN and actors from the Global South. This Special Chair has been created…

The current and future board of F.D.L. Gibalaux, the study association of the French language and culture programme, talk about the association, the change of board, their experiences and plans.

How is social cognition shaped by our knowledge of language and stories?

In this thesis, the research focuses on the properties of dark matter and dark matter haloes and how they connect with the galaxies we can observe in the Universe.

This thesis attempts to establish a dialogue between the modern and the medieval traditions in logic, by means of ‘translations’ of the medieval logical theories into the modern framework of symbolic logic, i.e. formalizations.

On 22 November, the Honours College certificate ceremony took place in a full Scheltema. Most students had received a diploma before, but this ceremony felt different, says honours graduate Maarten van der Marel.

Misinformation spreads easily and fast. It gets presented as news, whereas actual news gets dismissed as fake. Conflicting streams of information allows all sides to cherry-pick whatever is most comfortable, boosting degrees of confidence and confusing the deliberation of both politicians and voters.…

The NVIC has published a series of scholarly publications in Arabic and several European languages.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

The 3 years bachelor's specialisation Heritage and Society offers a versatile programme in which you explore the cultural heritage of past and current societies. With your obtained knowledge you will learn to better understand cultures from the past. Moreover, with your insights in societal issues in…

This book presents an in-depth grammatical description of Kumzari, a mixed language spoken in remote villages on the Musandam Peninsula in northern Oman.

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The focus of the described research in this thesis is on the oxidative stress response (Nrf2 pathway). The aim of the research presented in this thesis is to obtain more information concerning microRNAs which are involved in the Nrf2 pathway, to determine and evaluate the application of microRNAs for…

Everyone can study at Leiden University, at all stages of life: as undergraduate, master or doctoral students in Leiden or The Hague, or short courses with a choice of interesting and diverse subjects. In fact, by sitting in front of a computer at home, now you also take part in free online programs…

In this study the central question to be answered is whether children are able to participate in decisions and at which moments these decisions are taken in the youth care trajectory.

This dissertation is a study of archaeological remains left behind by nomadic communities in the Black Desert, situated in the northeast of modern Jordan.

As a supervisor, you are responsible for the adequate supervision of your PhD candidate. Read here about your duties as a supervisor, the procedures relating to this, and which forms you will need.

If gifted children are experts in using strategies, why do they experience problems with learning? Why do they underachieve?

This is a study of Plateau Shimakonde, a sub-dialect of the Makonde language which is spoken on the Makonde Plateau in northern Mozambique.

Promotor: M. Franx, Co-Promotor: I.F. Labbé

For the first time, a group of international and interdisciplinary researchers led by Karline Janmaat and her former MSc Student Chirag Chittar, have tested the several hypotheses on music simultaneously in a modern foraging society during their daily search for tubers – their staple food. They found…

Research and design are two activities that are becoming increasingly important in the Dutch subjects O&O (‘research and design’) and NLT ('nature, life and technology’). The dissertation of Tessa Vossen (ICLON and Faculty of Science) indicates that teachers and students understand the importance of…

Would you like to learn more about a particular subject under the guidance of enthusiastic academics? Or would you like to take a look at a study you are considering and experience what it is like to attend the university?

Promotor: Prof.dr. J.W.M. Frenken

Nietzsche's famous notion 'amor fati' is often associated with the Stoic maxim to 'live in accordance with nature'; we have to fully accept our fates in order to attain happiness. But is happiness really what Nietzsche's 'amor fati' is about? And how to account for all the fiercely critical remarks…

An assessment of Libyan legislation

This thesis investigates how the assessment of circular economy (CE) at the macro-economic level can be facilitated and promoted⁠.

How was FDR's image constructed—by himself and others—as such a powerful icon in American memory?

Valérie Pattyn, Assistant Professor at Leiden University, researched

In this thesis, we present new laboratory data of interstellar dust analogues.

This research concerns a network of labour law specialists in the EU. The growing internationalization of the economic market and the employment market has a major impact on legislation and research of labour law. Particularly within the European Union labour law is subject to constant development…

Freshwater and brackish water ecosystems are arguably the most vulnerable ecosystems on earth, due to concentrated human developments in and around them. The Pontocaspian (PC) region located at the border of Europe and Asia contains a variety of brackish water ecosystems and unique inhabitants, known…

A study of early medieval reopened graves

On 27 June 2019, Barry Bussey defended his thesis 'The Legal Revolution Against the Accommodation of Religion: The Secular Age v. The Sexular Age'. The doctoral research was supervised by Prof. dr. P.B. Cliteur.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

As well as being a vibrant student city, with numerous housing possibilities and sports clubs, and one of the greenest cities in Europe, The Hague also hosts several important international organisations. It is the ideal place to start your future career.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Interested in studying Ancient History at Leiden University? Find out what our alumni said about this master's programme.