She further elaborated on them in her periodicals The Objectivist Newsletter, The Objectivist, and The Ayn Rand Letter, and in non-fiction books such as Introduction to Objectivist Epistemology and The Virtue of Selfishness.
Me tej ajo e përpunoi filozofinë e saj në periodikë si The Objectivist Newsletter, The Objectivist dhe në The Ayn Rand Letter, sikundër edhe në libra jo-fiksion si Introduction to Objectivist Epistemology dhe The Virtue of Selfishnes.