Phenomenology is a philosophical study and movement largely associated with the early 20th century that seeks to objectively investigate the nature of subjective, conscious experience. It attempts to
Epistemology is the branch of philosophy that examines the nature, origin, and limits of knowledge. Also called the theory of knowledge, it explores different types of knowledge, such as propositional
Bertrand Russell originated the distinction between propositional knowledge and knowledge by acquaintance.
The analytic–synthetic distinction has its roots in the philosophy of Immanuel Kant.
Alvin Goldman was an influential defender of externalism.
René Descartes used methodological doubt to seek certain foundations for philosophy.