At the start of the 20th century there were fewer than 2 billion people. Now at over 7 billion, Earth’s population is on target to reach 8 billion by 2027. How has this dramatic increase in human population impacted Earth’s life support systems and natural resources? How should we understand the meaning…

Conference, Workshop

On 1 December 2020, Bernadette Muscat defended her thesis 'Insolvency Close-out Netting: A comparative study of English, French and US laws in a global perspective'. The doctoral research was supervised by Prof. M. Haentjens and Prof. B. Wessels.

What are the genes and molecular mechanisms involved in bacteria-mediated plant drought tolerance?

Which challenges exist for girls to effectuate their right to education and specifically getting access to education?

Beyond Empires explores the complexity of empire building from the point of view of self-organized networks, rather than from the point of view of the central state.

At the Leiden Curious Minds Centre, our research focuses on the relationship of exploratory behaviour and discovery learning to curiosity and the way children regulate their behaviour and emotions. We want to improve our understanding of how children can and do become more and more the captain of their…

Professor Bob Wessels recorded early this year a video on the (draft) EU Insolvency Regulation (recast). Although the text was not final in all its details at that time (February 2015), the video presents a short analysis of the recast’s key topics. It is accessible for free, available via the European…

Agriculture is among the most vulnerable sectors to climate change and poorer countries face the most severe difficulties. Coffee farmers in Central America, for instance, are facing multiple and mutually reinforcing crises, including price shocks, outbreaks of pests and diseases, migration, and farm…

Promotor: G.P. van Wezel, Co-promotor: Y.H. Choi

The type-IV secretion system (T4SS) is a machinery able to transfer DNA and proteins between bacteria and in certain cases also to eukaryotic cells.

An interdisciplinary and innovative research group combining History, underwater archaeology, GIS and wood provenancing methods.

Erik de Maaker, B. Ramila, Maaike Feitsma, Mayke Groffen, Ellen Haeser, Rachel Lee, M. Karthika, Leonie Sterenborg and Sanne van den Dungen

Do you want to know more about the todays’ challenges in Global Affairs? Check out the second edition of the “Challenges in Global Affairs” E-book 2016!

Our focus is to optimize the fungal cell wall to both increase chitin production and chitin extractability.

Why is there not just one single global law for cases of defamation in cross-border communication mediums such as the internet? Which courts are to be called on in such cases? And is it permissible to hold an intermediary instead of a content provider liable?

The government spends millions regulating companies that work with large quantities of hazardous substances. But we don’t know whether this is making the industry safer. The number of violations and incidents remains constant. This is the conclusion of external PhD candidate Rob in ’t Veld in his dissertation.…

At the beginning of this month, the PhD regulations and the guidelines for PhD tracks have been revised. The main revisions can be found below.

How did toxin genes evolve from harmless physiological genes?

On 9 January 2019, Marieke Wierda defended her thesis 'The Local Impact of a Global Court: Assessing the Impact of the International Criminal Court in Situation Countries'. The doctoral research was supervised by Prof. dr. C. Stahn en Prof. dr. L.J. van den Herik.

Project leader Esther Kentin has published an article on the European chemical regulation REACH and the restriction of microplastics in a physics journal.

“The more you regulate the banking sector, the bigger shadow banking will get.”

To celebrate the fifth anniversary of the Hazelhoff Centre for Financial Law, the conference ‘Public and Private Regulation of Financial Markets’ was held on the 11th of May 2017 at law firm Stibbe in Amsterdam. The conference attracted an international audience originating from more than five different…

On 13 February, Professor Matthias Haentjens spoke at the conference “Proportionality in European Banking Regulation” at the Bank of Greece. This conference was organized by the Greek central bank, in cooperation with the University of Piraeus and the European Banking Institute (EBI).

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.

In November of last year Global Interactions made offers to five out of nearly 90 applicants for our grant-writing postdocs. We are pleased to announce that all have accepted and will be joining various Leiden institutes this year. The five postdocs are Katia Hay, Johannes Müller, Maria-Paz Peirano,…

This regulation – also known as the AI Act – aims to ensure that AI systems sold and used in the EU are safe and consistent with existing fundamental rights legislation and Union values. AI harvests its factual material on the Internet, but in some cases it can be misleading. This is sufficient reason…

Mariana Gkliati published recently a blog on the latest proposal of the European Commission on a new European Border and Coast Guard Regulation, entitled

Genes are active sometimes, and other times they remain dormant for a while. Leiden physicist John van Noort receives an NWO ECHO grant to find out how this happens.

Leiden molecular cell biologists in the research group of Annemarie Meijer have discovered novel early macrophage-specific genes in zebrafish, including a signal transducer pivotal for the migration of macrophages in the innate immune response to bacterial infection. Their findings were published on…

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…