Philosophy, Theoretical
Research in theoretical philosophy is focussed on fundamental questions concerning reality, knowledge, mind, language, logic and philosophy of science. Some questions have been researched for two millenia, others have emerged recently.
In theoretical philosophy the department has cutting edge expertise in philosophy of language and mind, logic, philosophy of science and the history of philosophy. The department has broad international outreach. Research is conducted in smaller and in large scale research projects, domestically and internationally, collaborating with researchers from other disciplins. For instance, research in the philosophy of language is conducted jointly with researcher in linguistics, psychology and computer science.

History of Philosophy
Stockholm University has a long standing reserach in History of Philosophy. One of the focus areas of the research in the history of philosophy, broadly speaking, Western Europe from classical Greek antiquity through late antiquity in the Roman empire through to Latin Middle Ages and the early modern period.
History of Philosophy

Logic and philosophy of logic
Logic studies the principles and methods for correct argumentation and reasoning. Formal logic uses precise logical languages endowed with formal semantics and systems for deductive inference to capture logically correct reasoning. Philosophy of logic studies philosophical problems arising in logic, related to its nature and foundational role for science.
Logic and philosophy of logic

Philosophy of Language
Philosophy of language studies the nature of language, its use in communication, its relation to thought and the world. Investigations range widely: from foundational questions concerning the constitution of linguistic meaning, the development of formal semantics for artificial or natural languages, the pragmatics of language use and its social significance.
Philosophy of Language

Philosophy of Science
Stockholm University has a strong standing in the philosophy of science. It takes a meta-level look at the scientific process and asks questions such as: how does the scientific process work? In which sense and on what grounds can scientific investigations be successful? What is the relation between scientific results and truth?
Philosophy of Science
