The master's programme in Philosophy of Knowledge at Leiden University is your opportunity to investigate the connections between philosophy and science in historical perspective.

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

The master's programme in Philosophy of Humanities at Leiden University allows you to specialise in conceptual and methodological issues in the Humanities.

Philosophy of law is concerned with the the foundations of law.

In what way is constructivist logic able to account for both the role of the judging agent in inference and the universal claims of logical validity?

How to understand the simultaneously dis- and reappearance of letters in contemporary culture, and how does this Neo-Epistolarity relate to media-technological change?

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.

This project studies the theory and practice of moral education in the (Neo)Platonic tradition.

If you want to maintain a valid penal system, you have to continue to ask the big questions on punishment. Why do we punish people? What is permissible for the government and what is not? Philosopher of Law Jeroen ten Voorde examines these kinds of questions and keeps his academic colleagues and the…

This master’s programme introduces the student to philosophical issues arising at the intersection of law, politics, and policy. This master’s programme is meant for students who wish to combine a master’s in Law, Political Science, Public Administration, or an adjacent discipline with a master’s in…

Our courses embrace developments in technology. Our teachers adapt technological innovations to their discipline, and we keep our teaching up to date on rapid developments in the digital world.

Smart digital infrastructures predicated on myriads of sensors distributed in the environment are often rendered as key to contemporary urban security governance to detect risky or suspicious entities before or during a criminal event takes place. At the same time, they often involve surveillance of…

An examination of academic organization at the forefront of the biotechnology revolution

In this dissertation, Boethius’ mathematics and logic and their roles in philosophy are reassessed, and on the basis of these, the connections between mathematics and logic in Boethius and their applications to theological or philosophical topics are explored.

Nature and History, Towards a Hermeneutic Philospohy of Historiography of Science

The Case of the Painted Plaster

This research project focuses on the thoughts of ethnicity and political orthodoxy in Medieval China by investigating Wang Tong’s works.

The Leiden Centre for Theoretical Philosophy (LCTP) is a platform for analytic philosophy in a broad sense at Leiden University. Its members do research in philosophy of science, philosophy of logic and metaphysics, with a keen interest in the history of topics such as mind, knowledge, truth, and ti…

Kazimierz Twardowski (1866-1938) is the founder of the Lvov-Warsaw School with its strong tradition in logic and its scientific approach to philosophy. Twardowski’s unique way of doing philosophy, his method, is of central importance for understanding his impact as a teacher.

A comprehensive analysis of Nietzsche's conception of conflict and the way in which relations of struggle condition the organisation of complex systems (with a specific focus on the human psyche and the body politic).

The philosophers at the Institute for Philosophy develop new perspectives and insights not only on topical themes such as immigration and climate change, but also on more fundamental philosophical questions.

While self-driving cars and autonomous weapon systems have received a great deal of attention in media and research, the general requirements of ethical life in today’s digitalizing reality have not been made sufficiently visible and evaluable.

The two-year master’s programme in Philosophy at Leiden University investigates the fundamental principles underpinning human knowledge while cultivating your capacity for reason and sound argumentation.

We encourage applications of visiting scholars whose research interests and activities are in line with our research programme 'Effective Protection of Fundamental Rights in a Pluralist World' or our Key Research Themes. Our dynamic, multidisciplinary research programme aims to bring together researchers…

The one-year master's programme in Philosophy at Leiden University integrates historical and systematic approaches in philosophy. It offers an advanced training in philosophical methodologies and skills, as well as a sophisticated knowledge of traditional and recent philosophical developments.

Neil Young and Philosophy, edited by Douglas L. Berger, explores the meanings, importance, and philosophical dimensions of the music, career, and life of this prolific singer/songwriter over the past five decades.

The master's programme in Modern European Philosophy at Leiden University focuses on the philosophical reflection on human nature and culture, both from a systematic and a historical perspective.

We give you 10 reasons why you should choose for Leiden University and should study the advanced master programme Law and Digital Technologies.

PLATO considers learning its main theme and its main purpose.

Dr. Vlad Niculescu-Dincă (Institute of Security and Global Affairs) has been appointed a Knight of the Order “Merit for Education” through a decree of Romanian President Klaus-Werner Johannis.

Do humans have free will? Does the world look different than it really is? Can moral judgements be right or wrong? In the Dutch-taught Bachelor's programme Philosophy at Leiden University you will ask questions that cross different disciplines and you will study the theories of classical thinkers,…

The Leiden Centre for Continental Philosophy (LCCP) is a research community based at the Institute for Philosophy of Leiden University, devoted to research in all areas of continental philosophy. LCCP is envisaged as an open space for stimulating discussion, critical debate and inventive co-operation…