
1932 – 2013
Fred Dretske (1932-2013) was an American philosopher known for his influential work in epistemology, philosophy of mind, and philosophy of information. He developed an information-theoretic account of knowledge and belief, and defended externalist theories of mental content and perception.
Developed an information-theoretic theory of knowledge in 'Knowledge and the Flow of Information' (1981)
Formulated the relevant alternatives theory of knowledge
Advanced externalist naturalistic theories of mental representation and content
Authored 'Seeing and Knowing' (1969), a foundational work on perceptual knowledge
Contributed the influential 'conclusive reasons' account of knowledge