UPB 2: Foundationalism and logic . Central to Rand’s philosophy of Objectivism is the largely unsubstantiated assertion that the “objectivit...

Necessary validity of the senses. Objectivism has a rather strange doctrine which could be summed up as "the senses never err." P...

Alternatives to Foundationalism. Whenever the Objectivist mania for “validating” such things as “reality,” “causality,” “man’s mind,” “the ...

Foundationalism 101. Foundationalism, in the words of philosopher Rob Bass, is “one of a number of views that holds that knowledge has foun...

Rand’s axioms: Consciousness and the discovery of other minds . When Rand declared "one exists possessing consciousness, consciousness ...

Rand’s axioms: Existence exists . Now lets examine the Objectivist axioms, beginning with the axiom of existence. The Objectivist axioms ar...

Nothing is self-evident. Central to the Objectivist metaphysics is the notion that there are certain premises or “axioms” that are “self-ev...

Basic presuppositions of realism. Realism is the view that physical objects exist independently of being perceived (that is to say, physica...

Preliminaries. What on earth is all this nonsense that goes under the name “metaphysics”? Rand defined metaphysics as “the study of existen...

Ayn Rand contra Libertarianism 2. In my last post I summed up Rand’s allegations against Libertarianism as follows: Libertarians are bad a...

An Objectivist fairy tale. In previous posts, I have brought forth compelling evidence for the the view that neither "reason" nor...

Politics and the non-rational 2: constructivism. In the last "Objectivism and Politics" post I introduced the concept of non-log...

Agnosticism. Peikoff has this to say of agnosticism: [There is] a widespread approach to ideas which Objectivism repudiates altogether: ag...

Conclusion. Having briefly run through some of the major challenges posed by the Cognitive Revolution to orthodox Objectivism, a recapitul...