Salicylic acid (SA) is a plant hormone, which is involved in the defense responses to pathogens and to abiotic stress, and in the regulation of plant growth and development.

Promotor: C.A.M.J.J. van den Hondel, Co-promotor: Sandra de Weert

Political scientist Luzia Helfer (Leiden University) empirically tested claims about media-politics relatiopns using unique data from experimental studies with elected politicians and political journalists in Switzerland and the Netherlands.

How can we make agricultural production systems more sustainable as the worldwide demand for healthy, safe food continues to grow? How can we develop healthy new food crops that have higher yields while requiring fewer harmful chemicals?

From the 1920s on, popular music in Southeast Asia was a mass-audience phenomenon that drew new connections between indigenous musical styles and contemporary genres from elsewhere to create new, hybrid forms. This book presents a cultural history of modern Southeast Asia from the vantage point of popular…

The AT-Hook Nuclear Localized 15 (AHL15) gene belongs to a plant-specific gene family of DNA-binding proteins. Overexpression of AHL15 in Arabidopsis thaliana delays developmental phase transitions whereas its loss of function causes a slight acceleration.

Promotor: Prof.dr. J. Memelink

Since September 2001 Leiden University's Media Technology MSc program has educated modern academics, creative nerds, playful programmers, tinkering thinkers, and conceptual cross-disciplinarians. On May 13th, we celebrate!

This master’s programme explores the history of the written and printed word, publishing practices, and digital textual media.

The purpose of LENS is to foster, coordinate and support research of visual media of analog and digital photography, film, and video, and the visual arts.

Study information, Online Experience

Promotor: Prof.dr. E.F. Smets, Co-promotor: T.R. van Andel

Multicellular giant algae Chara species have been widely used in physiological studies for decades.

Students use the Journalism Lab to acquire essential skills in journalism and new media.

Study information

From fake news to COVID-19 conspiracies, debates about truth claims have become more prominent during the past decade. Taking a global, comparative perspective, the minor Disinformation and Strategic Communication in Global Media focuses on the broad spectrum of contested narratives subsumed under the…

Our research regularly receives attention in the (Dutch) popular media. Here is an overview.

This thesis investigates the relations between metabolism and anatomy through the use of Magnetic Resonance Imaging (MRI).

How do videos, movies and documentaries dedicated to indigenous communities transform the media landscape of South Asia? Based on extensive original research, this book examines how in South Asia popular music videos, activist political clips, movies and documentaries about, by and for indigenous communities…

Staging the Archive: Art and Photography in the Age of New Media is dedicated to art practices that mobilize the model of the archive, demonstrating the ways in which such archival artworks probe the possibilities of what art is and what it can do.

How were the Russians, under early modern conditions, able to incorporate this distant, undeveloped and, because frequent nomadic attacks, dangerous territory? And what role did the Kolyvan-Voskresensk plants play in this process?

To what extent is it possible to utilise traditional and new media data to examine and understand the nature and scope of homicide in Indonesia?

Are you thinking about studying Film and Photographic Studies? Learn more and watch the introduction video.

Are you thinking about studying Cultural Analysis: Literature and Theory? Learn more and watch the introduction video.

Promotor: Prof.dr. L.J. Slikkerveer

On the 23d of May, Sanne Rotmeijer successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Sanne on this achievement!

This paper written by Vydra and Kantorowicz answers the research question ‘What policy-relevant information does Twitter contain?’ as well as the research question ‘How does this information change between a period of normalcy and a period of crisis?’

The availability of indicators based on social media has opened the possibility to track the online interactions between social media users and scholarly entities.

Plants can’t run away from enemies. Still, it would like to keep life-threatening herbivores at a distance. This can be done with odours. Klaas Vrieling of the Institute of Biology Leiden found out with his team how plants change odour production to keep the munchers at a distance.

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Restoring a natural plant environment on exhausted agricultural lands and in nature areas is difficult. We can speed this up by steering the soils towards the desired situation. This is what Martijn Bezemer, newly appointed Professor of Ecology of Plant-Microbe-Insect interactions at Leiden University’s…

Amorphophallus decus-silvae, or the ‘penis plant’ as it is known, has just flowered at the Hortus botanicus. It flowered for two days, and then the pollen, which the male flowers produced was collected. As far as the plant experts at the Hortus can tell, this was just the third time that this species…

African oral literatures, new media and technologies: challenges for research and documentation

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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…

At almost midway through, the “Stoeplanten” (Pavement Plants) citizen science project has been very successful. This research was initiated by Nienke Beets, who while working for the Science Communication and Society research group and Hortus Botanicus, gave her contribution to the Stoeplanten proje…

This article discusses the coevolution of several species of the tribe Phyllantheae and moths of the genus Epicephala.

Child homicide is a phenomenon that not infrequently leads to shock and societal unrest. However, the precise nature and scope of child homicide in the Netherlands remains unknown.

The Netherlands is losing plant species that rely on pollination by insects. Leiden environmental scientist Kaixuan Pan demonstrates this after analysing 87 years of measurements from over 365,000 plots. The news is alarming for our biodiversity and food security. ‘75 per cent of our crops and 90% of…

Just like every other organism on Earth, plants’ ultimate goal is to survive and reproduce. In order to achieve this, they must make trade-offs between where and how to allocate their finite set of resources. Whether they put their resources and energy into their growth, reproduction or maintenance,…