Since the emergence of humankind people have maintained social contacts and traveled widely, establishing interaction networks in which goods are traded and ideas are transmitted, increasingly on a global scale.

Promotor: J.A. Bouwstra Co-promotor: A. El Ghalbzouri

Before Maria Gabriela Palacio Ludeña became a lecturer International Studies at Leiden University, she was a public administrator in Ecuador. Her whole life she had a desire to teach and eventually she wound up at Leiden University.

The Leiden Hortus Botanicus is the oldest botanical garden in the Netherlands. Although perfect for a ramble, it is much more than an open air museum. PhD students carry out their research here and the Hortus makes a serious contribution to biodiversity through the exchange of rare seeds with other…

On 3 December 2019, Hanna Bosdriesz defended her thesis 'Furthering the fight against impunity in Latin America: the contributions of the Inter-American Court of Human Rights to domestic accountability processes'. The doctoral research was supervised by Prof. L.J. van den Herik and Prof. M.A.H. van…

Every year around 8 February, Leiden University, the oldest university in the Netherlands, is celebrating its birthday. Why does the King still receive a telegram on the day of the Dies Natalis? 4 questions on the origins of Leiden University and its traditions for celebrating its foundation day.

With 8.9 million euros from the Danish National Research Foundation, Aarhus University and Leiden Observatory will establish the Center for Interstellar Catalysis. The centre is led by Aarhus professor Liv Hornekær and aims to find out how and when the building blocks of life formed in the Universe.…

The Faculty of Humanities consist of various academic fields. What is the common ground of all these different academics and students? They tell their story and why it matters in today’s world in 'We are Humanities'.

The humanities consist of various academic fields. But what is the common ground of all these different academics and students? And why does their work matter so much in today’s world? Watch the trailer of Humans of Humanties, the new documentary film about the Leiden Faculty of Humanities. Will you…

The project aims to explore the history of the concept “barbarism” in Europe from the 18th century to the present. Responding to the contemporary popularity of the term “barbarism” in political rhetoric and the media, and the lack of reflection on the implications and legitimacy of its use, the project…

The Western Mediterranean is a key region to understand human dispersal events within and out of the African continent as well as for the eventual replacement of Neanderthals by anatomically modern humans during the Pleistocene. Central to any conclusive interpretation of archaeological and palaeoclimatic…

It's easy to forget in these turbulent times, but on March 9th the film 'Humans of Humanities' premiered in cinema Trianon in Leiden. 160 guests saw Leiden scientists, teachers, students and alumni talk on the big screen about the value of their work as a humanities scholar. The film was followed by…

Aetiologies seem to gratify the human desire to understand the origin of a phenomenon. However, as this book demonstrates, aetiologies do not exclusively explore origins.

Maria Boletsi has received a fellowship from the Netherlands Institute for Advanced Study (NIAS) within the framework of the Theme Group Project The Politics of (De)familiarization: The Common and the Strange in Contemporary Europe.

The advanced insights obtained for the CNS PBPK model development are currently used to develop advanced mathematical models for drug distribution prediction in other body tissues protected by barriers, such as the gut. The gut PBPK model will be linked to drug effects for treatment of colon cancer.

uman skin equivalents (HSEs) are in vitro 3D-skin models that mimic many aspects of the native human skin (NHS) and can be a valuable tool.

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.…

Thesis focused on uncovering the underlying mechanisms of the lysosomal storage disorders Gaucher's disease using chemical tools, biochemical assays and lipidomics.

Holtz defended her dissertation ‘Collective human rights as an (onto)logical solution to climate change: reconceptualizing, applying and proceduralizing an overlooked category of human rights’ on 16 October 2025. The doctoral research was supervised by Carsten Stahn and Daniëlla Dam-de Jong.

The silenced paradoxes of urban renewal.

This dissertation provides a thorough review of the words belonging to the oldest layer of Germanic loanwords in Proto-Slavic and answers the question of how these words were adapted to the Proto-Slavic accentual system.

The Seeger Center for Hellenic Studies at Princeton University annually offers a limited number of Visiting Research Fellowships for scholars in the humanities or the social sciences worldwide, who wish to spend time in residence at Princeton pursuing independent research projects, free of teaching…

The Laboratory for Human Osteoarchaeoloy examines human remains and their burial context to address questions about the human past.

This collection of papers was compiled in celebration of the remarkable academic career of Professor Wil Roebroeks, who has established himself as one of Europe’s leading figures in Palaeolithic archaeology over the past three decades and founded the Human origins research group at Leiden University…

The routine assumption that Upper Palaeolithic early modern humans in Europe were regular fire users who produced fire at will has never been tested against the archaeological record. Utilizing literature, database and microwear analytical approaches, this project seeks to establish the role and forms…

Leiden professor of Cellular Immunology of Parasitic Infections Maria Yazdanbakhsh receives the prestigious NWO Spinoza Prize this year. This, in many ways, border-crossing scientist contributes with her research to more effective vaccines against parasitic infections and better medication for inflammatory…

In 1933, Maria Ulfah Santoso was the first Indonesian women to earn a law degree. During her studies in Leiden University she became involved with Indonesia;s nationalist movement. She went on to be Indonesia's Social Minister, as the first female cabinet member. In this article, historian Wildan Sena…

The central question of this thesis is: What drives late Middle Paleolithic stone artifact variability? In its attempt to answer this question, this thesis is a contribution to understanding variability within and between late Middle Paleolithic assemblages of the European Plain.

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

Friday October 24th Honours students had to present their case studies on a topical issue related to Humanities. All Honours students made posters in pairs of two and had to defend their case in front of an audience at the Old Observatory. It was a tense experience, since they were being graded by…

A hidden disability can make studying a considerable challenge, partly because of the disability itself, but also because others may not realise that extra support is justified. To overcome this problem, the Faculty of Humanities is introducing the Hidden Disabilities Sunflower.

Eduard Fosch-Villaronga, Hadassah Drukarch and Bart Custers from eLaw - Center for Law and Digital Technologies, explore together with Pranav Khanna, eLaw alumnus, the influence of automation on human–robot interaction and responsibility in surgery innovation.

Maria Vasile and Ola Gracjasz met in Donostia-San Sebastian, in the Basque Country, on the 7th of June 2022 to take part in the 1st Feminist Anthropology Conference in the Spanish state (I Antropologia Feminista Kongresua), and together present some of the outcomes of their Ph.D. researches. The conference,…

What does the UN seek to achieve though global observance days, weeks and years and how have these initiatives impacted the role of the organization in forwarding the agenda of human rights?

During the next three years, 6 promising researchers from the Faculty of Humanities who have just been awarded their PhDs will be able to further develop their research ideas funded by a Veni grant from the NWO. A total of 147 Veni grants were awarded of which 14 went to researchers at Leiden Univer…

The genetic material of currently living Europeans is partly of Neandertal origin. Were our ancestors successful because they were hybridising and interacting with the local populations they encountered when migrating into new places? Reconstructing our evolutionary trajectory is key for rethinking…

This study presents an agent-based simulation model exploring the patterns of presence and absence of Late Pleistocene Neanderthals in western Europe.

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

This dissertation is part of a broader research project that revolves around unraveling the evolution of balanced lethal systems.

Language is a little bit like owning a mobile phone. We use it all the time, but we don’t really understand how it works. Where is language located in our brain? Do all humans have language? These and many other questions will be answered by professor Marc van Oostendorp in the MOOC Miracles of Human…