Leonard Peikoff

Penguin

Objectivism: The Philosophy of Ayn Rand          

Penguin

Ominous Parallels                                

Audible

Teaching Johnny to Think                        

Why Act on Principle? (English Edition)          

Ayn Rand Institute

Founders of Western Philosophy: Thales to Hume  

Ayn Rand Institute Press

Keeping It Real: Bringing Ideas Down to Earth    

Independently published

Can You Really Love a Dog?: Leonard Peikoff and Ayn Rand on Pets

Penguin

The Fountainhead: Ayn Rand                      

Curtis Brown Studios

Principles of Grammar                            

Penguin

Introduction to Objectivist Epistemology: Expanded Second Edition