Psychological Types and the Seven Rays

In this book on the 7 rays, Abraham looks primarily at the rays of the mind--1st ray (administrative thnker), 4th ray (artistic-intuitive mind), and 5th ray (scientific mind). He takes an in-depth look at each of these types via the historical personages of Jane Addams, Vincent Van Gogh, Charles Darwin, Thomas Henry Huxley, Mahatma Gandhi, and Henry David Thoreau.