Epistemology — the science devoted to the discovery of the proper methods of acquiring and validating knowledge.

Featured Articles

Objectivism vs. Intrinsicism vs. Subjectivism: A Short Summary

Faith vs. Trust and Science vs. Religion

Why Definitions Must Be Justified by Evidence

The Meaning of “Necessary” Versus “Contingent” Truth

Taking Philosophy Seriously…

Proceeding from Axioms in Objectivism – YouTube Edition

Philosophy of Perception: Naïve Realism vs. Representationalism vs. Direct Transformative Process Realism

The Formal Refutation of Determinism and The Validation of Free Will (Libertarian Volition)

The Scope of Evidence Pertinent to a Proposition Corresponds to the Scope of the Proposition

A Refutation of the Argument from Design

Ontology and The Problem of Universals: An Objectivist Comments

A Critique of Kant on the Noumenal World / Phenomenal World Distinction (“Thing-in-Itself” vs “Appearance”)

Why the Philosophy of Objectivism is Still Relevant and Needed in the Age of Modern Science


QuickPoint 5: Any Claim to a Probability is Also a Claim to a Certainty

Other Posts

The Arbitrary (from The Objectivism Seminar)

The Proof of Free Will (Libertarian Volition)

Links and Lecture Courses

“Ayn Rand’s Theory of Concepts: A Brief Overview,” by William Thomas

“Perception” (ARI eStore Audio) by Harry Binswanger

“Objectivist Epistemology in Outline” (ARI eStore Audio) by Greg Salmieri

The Objective vs. the Intrinsic and the Subjective (ARI eStore Audio) by Harry Binswanger

“Principles” (ARI eStore Audio) by Harry Binswanger


Introduction to Objectivist Epistemology, Exp. 2nd Ed. by Ayn Rand (primary)

The Evidence of the Senses: A Realist Theory of Perception by David Kelley (secondary)

Concepts and Their Role in Knowledge: Reflections on Objectivist Epistemology (Ayn Rand Society Phil. Studies) by various authors (scholarly debate)