Wallace D. Wattles / William Walker Atkinson / P. T. Barnum / Benjamin Franklin / Orison Swett Marden / James Allen / Russell Conwell / Henry Harrison Brown / Thorstein Veblen / Émile Coué / Kahlil Gibran / Marcus Aurelius / Niccolò Machiavelli / Lao Tzu / B. F. Austin / Charles F. Haanel / Robert Collier / Elbert Hubbard / William Crosbie Hunter / Harry A. Lewis / Florence Scovel Shinn / Napoleon Hill / George Matthew Adams / Genevieve Behrend / Elizabeth Towne / Ralph Waldo Trine / Charles Fillmore / George S. Clason | 