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.

The philosopher and psychologist G.F. Stout was the teacher of Moore and Russell around 1894. This book shows that Stout's ideas have played a role in Moore and Russell's development from their early idealism towards analytic realism, where Stout's ideas often find their origin in early phenomenolog…

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…

The ultimate aim of the project is to find out whether there are such things as

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?

The database research community has made tremendous strides in developing powerful database engines that allow for efficient analytical query processing.

The Centre for Political Philosophy (CPP) at Leiden University is an interdisciplinary platform for political thought. It aims to bring together all those with an active interest in the field from different institutes, branches and fields of study at Leiden University.

The Biomedical Microscale Analytics group is led by Dr. Rawi Ramautar. In present-day metabolomics, and bioanalysis in general, the analytical toolbox used encounters difficulties for the analysis of limited amounts of biological samples. As a result, a significant number of crucial biomedical/clinical…

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.

The ambition of the Analytical BioSciences and Metabolomics group led by Thomas Hankemeier is to develop innovative analytical strategies for metabolomics-driven health monitoring and systems biology studies. Understanding the intricate balance between health, disease and adaptation to challenges relies…

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.

PLATO considers learning its main theme and its main purpose.

LUMC Technology Focus Area (TFA) Data Analytics is een samenwerkingsverband van verschillende onderzoeksgroepen in het LUMC die nieuwe kwantitatieve en computationele methodologie ontwikkelen voor biomedisch en klinisch onderzoek.

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 master's programme in Philosophy: Moral and Political Philosophy at Leiden University offers an excellent opportunity to explore fundamental issues in moral and political philosophy.

In this thesis the most dominant academic perspectives pertaining to the relationship between myth and philosophy are questioned and repositioned and Plato’s use of myth is analyzed to demonstrate this reevaluation.

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

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.

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.

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.

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.

Political philosophy

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

Leiden University Centre for Intercultural Philosophy (LUCIP) is housed in the Institute for Philosophy at Leiden University.

Many stimulating philosophical analyses have been written on contemporary technology; this book examines on the contrary how changes in contemporary technological environment have been reflected onto philosophy itself. The book shows how technological changes have marked a number of key concepts of…

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

The members of the Institute for Philosophy study all aspects of philosophy. In our research we seek a fruitful interaction between systematic and historical approaches to philosophy, and we thrive on intensive national and international collaboration.

LIACS is a partner in RISE_SMA, an interdisciplinary, international network combining excellent scholars and practitioners to enable vigorous knowledge sharing and to develop solutions for contemporary challenges for Social Media Analytics (SMA).

Promotor: S.M. Verduyn Lunel, Co-Promotores: S.C.Hille, O.W. van Gaans

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

This Philosophy: Global and Comparative Perspectives master’s programme is unique in Europe. It offers comparative perspectives from around the world that will enable you to be part of the next generation of thinkers: someone studying and shaping philosophy for a globalised 21st century.

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…

This master’s programme combines advanced levels of philosophical analysis with the study of non-Western sources, in particular, Chinese, Indian, and Arabic sources.

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.

This project aims to situate the current policy concept of ‘valorization of scientific knowledge’ in historical and epistemological perspectives. Conceptual understanding of the utility of scientific practices is developed in dialogue with historical analyses of the politics of knowledge in European…

Cody Bahir defended his thesis on 1 June 2017.

We are aiming to develop novel technologies to allow better sample preparation or coupling of analytical methods to (i) analyse ultra small samples, (ii) to analyse more metabolites in a quantitative manner and/or (iii) increase the sample throughput.

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 Philosophy: Global and Comparative Perspectives bachelor's programme is unique in that it offers comparative perspectives from around the world that will enable you to be part of the next generation of thinkers, someone studying and shaping philosophy for a globalised 21st century.

Assesses the importance of Merleau-Ponty to current and ongoing concerns in contemporary philosophy.

Promotor: Prof.dr. T. Hankemeier, Co-promotores: Heiko van der Linden, Paul Vulto

Study Information, Online Experience

While Nietzsche's works and ideas are relevant across the many branches of philosophy, the themes of contest and conflict have been mostly overlooked. Conflict and Contest in Nietzsche's Philosophy redresses this situation, arguing for the importance of these issues throughout Nietzsche's work.

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…

The Institute for Philosophy is pleased to host the OZSW Graduate Conference in Theoretical Philosophy on 9 and 10 January 2019

How can party bans be justified? Which parties were banned in post-war Europe – and why? Do militant democracy instruments work? Is an international militant democracy concept in the making?

Advanced mass spectrometry of glycosphingolipids takes the central stage in this thesis. Investigations focus on characterization of glycosphingolipid metabolism in health and disease with emphasis to the detection and accurate quantitation of known and so far unknown glycosphingolipids and closely…

Science, Leiden Institute of Chemistry (LIC)