The multiple connections between emblematics and Natural History in the broader perspective of their underlying artistic, literary, political and religious ideologies.

On the 2nd of September Jiyan Qiao successfully defended a doctoral thesis and graduated.

Research in the natural computing group covers theoretical foundations, the development of new algorithms, and interdisciplinary applications of natural computing methods.

Research in the natural computing cluster covers theoretical foundations, the development of new algorithms, and interdisciplinary applications of natural computing methods.

This dissertation is a study of the view of the Neoplatonist Proclus (Athens, 411-485) on to what extent and how the changing and unreliable world of sense perception can itself be an object of scientific knowledge.

We focus on natural products research, traditional medicine, ethnobotany and phytochemistry.

Natural Computing investigates algorithms and phenonema based on nature to create better and new computer science innovations.

Promotor: A. Doelman, Co-promotores: P.J.A. van Heijster; A. Zagaris

What is neutron star matter?

This dissertation explores Aristotle’s use of teleology as a principle of explanation, especially as it is used in the natural treatises.

A neural network mimics how our brain works. Evolutionary algorithms use the principle of natural selection to solve complex problems. This kind of 'natural computing' is being used to improve the diagnosis of Parkinson's disease or the production of steel.

This project launches a research program into the theoretical status and the terminological basis of evidentiality systems.

Creating information portals for support of European environmental policy.

We depend on nature for so many things: from clean water, wood and food to carbon absorption, water purification and coastal protection, as well as for relaxation, inspiration and identity. Nevertheless, our modern world putting increasing pressure on these ecosystem services. Leiden researchers investigate…

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

Decentralized plug and play systems for energy production are the future picture of our society. Artificial photosynthetic systems are used for this purpose.

Building on the recent initiative to truly globalize the field of international relations, this book provides an innovative interrogation of regionalism.

What is the population size/structure and distribution of tiger and leopard inside the Bardia National Park (BNP) compared with the population outside? What is the movement and home range and conflict pattern in time and space of tigers and leopards inside the BNP compared with outside? What constitutes…

On the first day at a new job, you have sweaty palms, nerves race through your system, and you feel insecure. Now, a couple of months later these feelings have left. You know what to do in your new role and have become part of the organization. The process leading to this result is called organizational…

Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

Over the last three decades, the discovery of exoplanets has revealed the boundless variety of worlds beyond our own Solar System⁠. Majority of planetary systems contain short-period planets that are larger than Earth but smaller than Neptune⁠.

Despite the field’s general agreement that pyrotechnology had a significant impact on the cultural evolution of humankind, our understanding of the origins and development of fire use and its role in humankind’s cultural evolution is very limited, blurred by strong disagreements over its chronology…

Why does the textural gap between the music that one can improvise and that which one can practice and learn to play (as in completely written-out music) seem to be bigger in the case of the guitar than, for example, in that of keyboard instruments?

Melanie Fink, Postdoctoral Researcher at the Europa Institute of Leiden University, has published her book Frontex and Human Rights, Responsibility in 'Multi-Actor Situations' under the ECHR and EU Public Liability Law. This work is based on her doctoral dissertation, which she defended in December…

Are you thinking about studying International Relations? Learn more about the programme and watch the general introduction video.

The Faculty of Humanities

Leiden’s Faculty of Humanities is one of the broadest of its kind, offering courses in no fewer than 80 different languages and a very broad spectrum of academic disciplines.

Development of an aggregated impact indicator to measure decoupling.

Different ways in which physical environments impacted on the cultural imagination of Greco-Roman antiquity.

The Faculty of Humanities has 8 institutes:

On 1 October 2019 the Hazelhoff Centre for Financial law hosted its 19th guest lecture starring Paul Sharma, managing director at Alvarez & Marsal and co-head of the European Financial Industry Regulatory Advisory Services practices.