Fran Grace, Ph.D., David R. Hawkins, MD. PHD., Alexander Vesely, Anat Vaughan-Lee, Belvie Rooks, Betty Eadie, Dedan Gills, Father Pavlos of Sinai, Huston Smith, Jean Tiller, Jetsunma Tenzin Palmo, Llewellyn Vaughan-Lee, Mary Cimiluca, Mona Polacca, Mother Teresa, Sadhguru Vasudev, Susan Hawkins, Swami Chidatmananda, The 17th Karmapa, Viktor Frankl, MD, PhD & William Tiller, PhD
