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Roger D. Abrahams Muḥammad ibn ʻAbd al-Malik Ibn Ṭufayl Janet L. Abu-Lughod Abu Bakr Siraj ad-Din Margot Adler Aleksandr Nikolaevich Afanas'ev El Eflaki Shemsu-'d-Din Ahmed Henry Aiken Abu Hamid Muhammad al-Ghazali Hadhrat Syed Ali bin Uthman al-Hujwere Omar Ali-Shah Richard Hinckley Allen Virginia DeJohn Anderson Anonymous Apuleius A. Reza Arasteh Arifi of Herat Aristotle Karen Armstrong Farid Al-Din Attar Marcus Aurelius Averroes Baba Tahir Michael Baigent Bernard. Bailyn Julian Baldick John Baldock Willis Barnstone Weston La Barre Gregory Bateson Tosun Bayrak Carl L. Becker Joan Bello John G. Bennett Itzhak Bentov Morris Berman Martin Bernal Peter Lamborn Wilson John Bierhorst Lawrence Blair John Dyson Blakeley H. P. Blavatsky John Blofeld John Boardman Laurens J. Bol Philip Emmons Isaac Bonewits Edward De Bono William Braden Robert J. Braidwood Marcel Brion Dee Alexander Brown Sir Thomas Browne Joseph Epes Brown Richard Maurice Bucke Thomas Bulfinch Titus Burckhardt Edmund Burke Walter Burkert Sir Richard Francis Burton Edwin A. Burtt Inea Bushnaq S. H. Butcher Italo Calvino Joseph Campbell Nicholas Campion Fritjof Capra John Carter Fairfax L Cartwright M. Cary Carlos Castaneda John L. Casti Robert Cecil John Chadwick Ch'u Chai Winberg Chai Teilhard de Chardin Louis Charpentier Tom Chetwynd V. Gordon Childe William C. Chittick Nadia Choucha Anthony Christie Juan Eduardo Cirlot Grahame Clark Jerome Clark Thomas Cleary John Philip Cohane Norman Cohn Loren Coleman Frederick J. Copleston Henry Corbin William R. Corliss Alfred W. Crosby St. John of the Cross Tom Peete Cross Ioan P. Culiano Daṇḍin Alexandra David-Neel Avram Davidson H.R. Ellis Davidson Mark Davidson F. Hadland Davis L. Sprague de Camp Professor Giovanna de Garayalde Jim DeKorne Nancy DeRoin Paul Devereux Georges Duby Meister Eckhart Haji Abdu El-Yezai Ralph Waldo Emerson Richard Erdoes Carl W. Ernst John Ebenezer Esslemont Hilary Evans Isaac A. Ezekiel Stephen Michael Fabian James Fadiman Mohsin Fani Peter Farb Massud Farzan Firdawsī Edward Fitzgerald Neil Forsyth Peter Taylor Forsyth Charles Fort David Blythe Foster John Fox Robert Frager Frederick Franck Henri Frankfort Sir James George Frazer Timothy Freke Richard Elliott Friedman James Anthony Froude R. Buckminster Fuller Peter T. Furst Müge Galin Jeffrey Gantz Martin Gardner Peter Gay Leonard George Matila Ghyka James Gleick John Bagot Glubb Joscelyn Godwin Brian C. Goodwin Cyrus Herzl Gordon R. K. Gordon Robert Graves Tom Graves Jacob and Wilhelm Grimm Jacob Grimm G.I. Gurdjieff O.R. Gurney W.K.C. Guthrie Hafiz Jonathan Hale Manly P. Hall Jay Hambridge Charles H. Hapgood F.C. Happold Willis Harman Willis W. Harman Michael J. Harner Jane Ellen Harrison Mickey Hart Andrew Harvey F. M. Hassnain A. T. Hatto Jacquetta Hawkes Gerald Hawkins Lafcadio Hearn Robert L. Heilbroner Arthur D. Hellman Kabir Helminski Joseph L. Henderson Paul Herrmann Bernard Heuvelmans Francis Hitching Thomas Hobbes Yoel Hoffman Albert Hoffman Douglas R. Hofstadter Homer William Hone Rashid Hornsby Michael A. Howard Pennethorne Hughes Ellsworth Huntington H.E. Huntley Peter Hunt Richard Wyatt Hutchinson Aldous Huxley ʻUnṣur al-Maʻālī Kaykāvūs ibn Iskandar ibn Qābūs Afzal Iqbal Muhammad Iqbal Toshihiko Izutsu Joseph Jacobs Maulana Jalāl al-Dīn Rūmī E. O. James Jamie James Peter James William James Erich Jantsch Clare Armstrong Bridgman Jerrold Paul Johnson James Joll Carl Gustav Jung Immanuel Kant Philip Kapleau Stuart A. Kauffman Hayao Kawai Ibn Khaldūn Tarif Khalidi Hazrat Inayat Khan Amir Khusru David Kindersley Winston L. King Fr. Klaeber Damon Knight Arthur Koestler Samuel Noah Kramer Stephen LaBerge Jacques LaCarriere Rom Landau Egon Larsen Georges Lefebvre Rafael Lefort James Legge Lawrence Leshan Roger Lewin Leonard Lewisohn Ludwig Lewisohn Preben Liebetrau Robert Jay Lifton John C. Lilly James W. Loewen Charles Long Roger Sherman Loomis Albert Bates Lord Guillaume de Lorris David Loye H. R. Loyn R. A. Schwaller de Lubicz J.V. Luce Titus Lucretius Carus Curtis D. MacDougall Niccolò Machiavelli Roy P. MacKal Donald Alexander Mackenzie Magnus Magnusson Francis P. Magoun Obadiah ben Abraham Maimonides, Sir Thomas Malory Daniel P. Mannix Marc Mappen John T. Marcus Jean Markale Karl Marx Lara Vinca Masini Eugene Mason R. E. L. Masters Cotton Mather S. L. MacGregor Mathers Clare Maxwell-Hudson Colin McEvedy Joseph Mchugh Terence McKenna Daniel Merkur W. S. Merwin George Michanowsky John Michell Richard de Mille Robert J. Miller Raymond Moody William Morris Farley Mowat Guy Murchie Gerard Murphy Henry Alexander Murray M. A. Murray Peter Murray Miyamoto Musashi Charles Muses Mikhail Naimy Claudio Naranjo Seyyed Hossein Nasr Gregoire Nicolis Maurice Nicoll Friedrich Wilhelm Nietzsche Swami Nikhilananda Howard A. Norman Novalis Iona Opie Sulkhan Saba Orbeliani Robert E. Ornstein Walter Friedrich Otto P.D. Ouspensky Elaine Pagels Heinz R. Pagels E H Palmer Louis Pauwels Joseph Chilton Pearce Roger Penrose Whitall N. Perry Michael A. Persinger Fritz Peters Ivars Peterson Lynn Picknett Henri Pirenne Plato Michael Polanyi Y. R. Ponsor Ilya Prigogine Edward B. Pusey Arthur Ransome Eric Raymond Gerardo Reichel-Dolmatoff Louis Renou Paul Reps Moss Roberts Robin Robertson James M. Robinson John J. Robinson Rowan Robinson Robert S. de Ropp W. D. Ross Theodore Roszak Cecil Roth Jean-Jacques Rousseau Richard Rudgley Merritt Ruhlen Peter Russell William B. F. Ryan Acharya S Widad El Sakkakini Ron Sakolsky Alan Edouard Samuel Giorgio de Santillana William Sargant Linda Schele Annemarie Schimmel Frithjof Schuon Ernest Scott William Seabrook Jane Sellers Michael A. Sells Sa'd Ud Din Mahmud Shabistari Shaikh Shahabu-d-Din 'Umar bin Muhammad-i-Sahrwardi Amina Shah Idries Shah Sirdar Ikbal Ali Shah M. Saeed Sheikh Sheikh Muslihu-d-Din Sa'adi of Shiraz Saʻdī Hasan Shushud Herbert Silberer Carole G. Silver Alan Simpson Larry Sloman Huston Smith Raymond M. Smullyan Kathleen Riordan Speeth Barbara C. Sproul Walter T. Stace Peter Stafford Starhawk Marion L. Starkey Marietta T. Stepaniants George R. Stewart John A. Subhan Suhrawardi William Sullivan Shams-i Tabrizi David Tame Charles T. Tart R. H Tawney Dennis Tedlock Keith Thomas Brian Tierney John Timbs Peter Tompkins J. Spencer Trimingham George Trobridge Chogyam Trungpa Abu Bakr Muhammand Bin Tufail Ernest Lee Tuveson Royall Tyler Lao Tzu Evelyn Underhill Jacques Vallee Wilson Van Dusen Vatsyayana Immanuel Velikovsky Arthur Versluis Virgil Michel Waldberg M. Mitchell Waldrop Walter Y. Evans-Wentz Clae Waltham B.H. Warmington Samuel M. Warren Alfred Watkins Jeanie Watson Lyall Watson Alan W. Watts Paul Watzlawick Jamers Webb James Webb Eugen Weber Alfred North Whitehead Morton Gabriel White T. H. White Philip P. Wiener Ken Wilber Neal Wilgus L. F. Rushbrook Williams Paul Williams Colin Wilson Robert A. Wilson Robert Anton Wilson Fred Alan Wolf Ramsay Wood Hans G. Wunderlich Francis A. Yates Arthur M. Young Howard Zinn