deVries received his B.A. from
Haverford College in 1972 and his M.A. from the
University of Pittsburgh in 1975. After studying at the Hegel Archive of the
Ruhr University Bochum for a year, he obtained his PhD from Pittsburgh under Wilfrid Sellars in 1981. In 1988, deVries joined the University of New Hampshire as a professor of philosophy, and also published his PhD dissertation as the book ''Hegel's Theory of Mental Activity'', which was reviewed by
Karl Ameriks,
Richard E. Aquila,
Robert Stern, and Michael George. He has since published two books on Wilfrid Sellars, ''Knowledge, Mind, and the Given: Reading Wilfrid Sellars's "Empiricism and the Philosophy of Mind"
(2000) and Wilfrid Sellars
(2005), and edited the volumes Empiricism, Perceptual Knowledge, Normativity, and Realism: Essays on Wilfrid Sellars
(2009) and Sellars and Davidson in Dialogue: Truths, Meanings, and Minds'' (2025). == References ==