The plant hormone auxin regulates plant growth and development through polar cell-to-cell transport-generated maxima and minima. PIN FORMED (PIN) auxin efflux carriers determine the direction of this auxin flow through their asymmetric placement on the plasma membrane (PM).

The experiments described in this thesis employ local lentiviral knockdowns in brain areas of female zebra finches followed by behavioural assays consisting of preference and Go/Nogo tasks.

The greatest challenges facing humanity today have significant global dimensions that require substantial policy responses at a planetary scale. In this context, the Multistakeholder Global Governance (MGG) project aims to understand to what extent and under what circumstances multistakeholder global…

Amidst concerns over what the re-election of Donald Trump will mean for the international system, Prof. Dr. Jan Aart Scholte gave a Cleveringa Lecture titled ‘Trump, geopolitics and the future of globalization’ on 28 November 2024.

Currently, the construction is underway for a large, covered bicycle parking facility with space for nearly 3000 bicycles. In the summer of 2024, the Gorlaeus bicycle parking will be ready for use.

To mark the official launch of the network, Maartje Janse and Peter Stamatov have organized a roundtable on Global Abolitionisms at the Annual Meeting of the Social Science Historical Association, November 2015 in Baltimore.

Xiamen is a a city in the Chinese province Fujian. It currently has about 4.3 million citizens in the city. It is therefore the largest city of the province.

Donald Trump was sworn into his second period as President of the United States on 20 January 2025. Since then, the Trump administration has raised alarms for people around the world who are concerned over what this will mean for the current geopolitical landscape. Join a panel of experts to discuss…

The first year cohort of Leiden University College The Hague recently under took a local lesson which saw them collect 10200 pieces of plastic from their local communities. Of the total collected, 52% was plastic.

Hidden behind the Academy Building on the Rapenburg lies the oldest botanical garden of the Netherlands and one of the oldest gardens in the world. Founded in 1590 and expanded in the following centuries, the Hortus is the green heart of Leiden.

On 24 October 2023 Jurre Knoest successfully defended a doctoral thesis and graduated.

In a modernist interpretation of migration controls, nation states play a major role. This book challenges this interpretation by showing that comprehensive migration checks and permanent border controls appeared much earlier, in early modern dynastic states and empires, and predated nation states by…

This thesis presents the systematics, epidermal defense, and bioprospecting of wild orchids.

Lecture, Global Histories of Knowledge Seminar

With its iconic buildings, Leiden University has a strong presence throughout the city. The university has left its mark clearly on museum collections in the city.

You’re about to start your minor at Leiden University. Make sure you are well prepared and get your studies off to a good start.

Brussels, the heart of European diplomacy, offered MSc International Relations and Diplomacy (MIRD) students a two-day opportunity to explore NATO and the European External Action Service (EEAS), gaining valuable insights into their roles in shaping EU foreign policy and global security.

You’re about to start your minor at Leiden University. Make sure you are well prepared and get your studies off to a good start.

The Aernout van Lynden Global Citizenship Award award is a recognition given by the LUC community. Each year a student who has demonstrated the qualities of active engagement, responsive and responsible participation in civic and/or community building, within and/or beyond LUC is presented with the…

The Aernout van Lynden Global Citizenship Award award is a recognition given by the LUC community. Each year a student who has demonstrated the qualities of active engagement, responsive and responsible participation in civic and/or community building, within and/or beyond LUC is presented with the…

Was the progressive colonial civil servant the precursor of the postcolonial development-aid worker?

Lecture, VVIK

On Thursday 15 November, Ron Keller, former ambassador of the Netherlands to China, Turkey, Ukraine and Russia gave a guest lecture at the Institute of Security and Global Affairs.

A Biography of Sayyid ʿUthman (1822–1914)

The Executive Board of Leiden University has decided to nominate Prof. Dr. Kutsal Yesilkagit dean of the Faculty of Governance and Global Affairs, from 1 January 2016 on for a period of 3 years.

Education in (Chinese) Medicinal Plants associated to the Hortus botanicus in Leiden - Which Traditional Chinese Medicinal plants can be grown in the Hortus? - Establishing of a database which Chinese medical plants are available in Dutch Botanical Gardens - Data validation (correct identification,…

Besides the Hortus being a beautiful place where visitors can relax and learn more about plants, we also facilitate botanical research. At the botanic garden, our ‘Living Botany’ research group investigates (plant) biodiversity and the relationship between plants and people.

The living plant collections form the heart of the Hortus botanicus Leiden and serve as a vital resource for scientific research. By studying these collections, researchers can explore biodiversity in a unique way and conduct experiments on living material.

The Hortus botanicus Leiden connects science with the public. Through our research, we explore how people experience and appreciate nature while addressing key societal challenges.

Leiden has the oldest botanical garden in the Netherlands, founded in 1590.

“Temminck’s Order” is the scientific biography of Coenraad Jacob Temminck (1778–1850), a Dutch naturalist and the first director of ’s Rijks Museum van Natuurlijke Historie in Leiden.

Cultural biographies of persons, objects and 'natural' places in the Bronze Age of the Southern Netherlands, c. 2300-600 BC.

From 1 January 2016 Faculty Campus The Hague will have a new name: the Faculty of Governance and Global Affairs (FGGA). This new name is a logical blend of the elements that make up the faculty.

How can the problems in establishing a sustainable common security and defence mechanism for the EU be explained?

This page features an overview of relevant lectures, publications and conference papers.

On Friday the 6th of September 2024, members of the Leiden University Medical Anthropology Network convened in the African Studies Center to discuss Global Health Interventions.

Osteoarchaeologists help forensic scientists solve crimes. They also study bone material from the Second World War in order to identify victims.

This specialisation focuses on two important trends in health care: early diagnosis and developing the most targeted patient-specific treatment possible with the shortest possible recovery time and minimal side effects.

The Nietzsche-Wörterbuch (NWB) has evolved into a long-term, multi-volume work on a global scale with around 30 contributors from a range of disciplines located all over the world

Much attention has been paid to the exchange of objects, ideas, and people in the Caribbean. Networks of interaction connected local communities across pan-regional scales, shaping indigenous socio-political integrations and their responses in colonial situations. This work examines the poorly understood…

Elizabeth Stuart is one the most misrepresented – and underestimated – figures of the seventeenth century. Daughter of James VI & I, she was married to Frederick V, Elector Palatine in 1613 – they were crowned King and Queen of Bohemia in 1619, only to be deposed and exiled to the Dutch Republic in…

The Tatiana Afanassjewa-lecture series was a series of public talks in Dutch that was started during the Covid-19 lockdown. The talks were given by Leiden physicists on wednesday evenings, intended for everyone with an interest in physics.

Global challenges require global governance answers. For that reason, between 5 and 7 June, the interdisciplinary research programme Global Transformations and Governance Challenges (GTGC) has selected 'Emerging trends in global governance' as the theme of its annual conference. Researchers, students…

To what extent can global issues be solved by multistakeholder collaboration, a relatively new type of organisation? Jan Aart Scholte, the coordinator of the Global Transformations and Governance Challenges (GTGC) interdisciplinary research programme, has received a Dutch Research Council (NWO) grant…

Welcome the LUGO Events page: featuring both past and upcoming LUGO events.