Peter van Inwagen
Contributor
John Cardinal O'Hara Professor of Philosophy, University of Notre Dame. Author of Ontology, Identity, and Modality and others.
Primary Contributions (8)
Reality of the external world, in modern Western philosophy, a central problem of metaphysics (one of the four main branches of philosophy, the others being logic, ethics, and epistemology). The reality of the external world is among a handful of fundamental issues that together defined the nature…
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