Don Miguel Ruiz
Ruiz was raised in rural Mexico by practitioners of ancient Toltec traditions, which he combines with scientific perspectives to form a new philosophy of personal authenticity. In The Four Agreements, he lays bare the structure of this philosophy, detailing the spiritual state of the world and precise methods for the attainment of enlightenment.
Osho was a mystic and spiritual leader who traveled throughout India as a professor of philosophy. He advocated for a broader understanding and acceptance of human sexuality, and has been given the monicker "sex guru". His essays and treatises on egoless sex, such as From Sex to Super-Consciousness, or Tantra, continue to be published worldwide by over 200 publishers in more than 60 languages.
Easwaran grew up in a village in the Southwest of Indian and credits his mother's mother as his childhood spiritual teacher. He went on to teach English as a professor at the University of Nagpur, but is perhaps most well known for his translations of the ancient spiritual texts: The Bhagavad Gita, The Upanishads, and The Dhammapada. He breaks down the timeless lessons of these stories in his Wisdom on India series, including Essence of The Upanishads, He also developed his own method for reaching for reaching your true Self, which he outlines in Passage Meditation.