She further elaborated on them in her magazines The Objectivist Newsletter , The Objectivist , and The MISC@1 , and in non-fiction books such as Introduction to Objectivist Epistemology and The Virtue of Selfishness .

She talked about them more in The Objectivist Newsletter , The Objectivist , The MISC@2 Rand Letter , Introduction to Objectivist Epistemology and The Virtue of Selfishness .
