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.

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

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?

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.

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 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.

Alternative perspectives and sources of colonial literature haven’t received much attention before now. School books have long ignored the violence that accompanies colonialsm. How can we paint an honest picture?

A theoretical project on the insights gained by human (including infant), nonhuman animal and computational studies on artificial grammar learning; identifying the critical questions for future research by developing novel experimental and computational approaches to address these issues.

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

Promotor: C.J. ten Cate

How is social cognition shaped by our knowledge of language and stories?

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…

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).

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.

On the 13th of November, Hanna Fricke successfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Hanna on this achievement.

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 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.

Are there general principles or values that should govern our actions as moral agents and/or as political subjects?

PLATO considers learning its main theme and its main purpose.

How De Haan is using language in general and his specific style of language in particular to provide truth, solidarity and justice for both the individual and the collective?

In The Golden Mean of Languages, Alisa van de Haar sheds new light on the debates regarding the form and status of the vernacular in the early modern Low Countries, where both Dutch and French were local tongues. The fascination with the history, grammar, spelling, and vocabulary of Dutch and French…

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…

Why do top athletes sacrifice so much for their sport? And does the prevailing theoretical framework for critical sports research, which is based in part on the insights of French philosopher Michel Foucault, do justice to their experiences? Leiden PhD candidate in philosophy Nathanja van den Heuvel…

The philosophers at the Institute of Philosophy develop new perspectives and insights not only on fundamental philosophical questions, but also on topical and interdisciplinary themes such as secrecy, migration, climate change, the politics of truth and intercultural relations.

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.

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.

Political philosophy