b. 1943
Laurence BonJour is an American analytic philosopher best known for his work in epistemology, particularly his defense of coherentism and later his turn toward foundationalism and a robust defense of a priori knowledge. He has made significant contributions to debates about epistemic justification, the structure of knowledge, and the nature of rational insight.
Developed a influential coherentist theory of empirical justification in 'The Structure of Empirical Knowledge' (1985)
Later defended internalist foundationalism, marking a significant philosophical reversal
Provided a sustained defense of a priori knowledge and rational insight against empiricist challenges
Co-authored 'Epistemic Justification' (2003) debating internalism vs. externalism with Ernest Sosa
Advanced the 'doxastic presumption' objection against reliabilist theories of justification