Credits, References & Reading List. Page 1 2

Graves, C. W. (1974). Human Nature Prepares for a Momentous Leap, The Futurist, April, pp. 72-87.
Graves, C. W. (1977). Draft of unpublished Book “A treatise on the emergent cyclical conception of the nature of humanness and its development.” Dr. D E Beck Denton Texas USA
Graves, C. W. (2005). The Never Ending Quest. Edited and complied by Christopher. C. Cowan and Natasha Todorovic. ECLET Publishing, Santa Barbara. USA.
Holwerda, E and E. Karsten (2006). Empirical Evidence for PeopleScan’s Spiral Dynamics Tests. University of Amsterdam, Faculty of Economics & Econometrics. Dept. of Business Studies Section Strategy, Organization & Marketing, Room E 5.29, Roeterstraat 11. Netherlands. (Unpublished)
Hurlbut, M. A. (1979) PhD Thesis – Clare W Graves’ Levels of Psychological Existence: - A Test Design, North Texas State University, Texas. USA.
Lee. W.R. (2002). Clare W. Graves, Levels of Human Existence. A transcription Edited by William R. Lee, ECLET Publishing, PO Box 42212, Santa Barbara, CA 93140 USA.
Linscott, G. (2001). Uhuru and Renaissance – South Africa in a new century. Tekweni Press, P.O. Box 701152, Overport 4067, Durban, South Africa.
Lynch, A. (1996). Thought Contagion – How Beliefs Spread Through Society. Basic Books (Perseus Book Group), New York, USA.
Lynch, D. (2003). The Mother of All Minds, Brain Technologies Press, PO Box 260886 Plano  Texas USA.
Wilber, K. (2000). A Theory of Everything, Shambhala Boston USA.
Wilber. K. (2002). Boomeritis, Shambhala, Boston USA.
Wilber, K. (2006) Integral Spirituality: A Startling New Role for Religion in the Modern and Postmodern World. Integral Books, Boston USA and London UK.

Credits - The split earth background is the work of What Is Enlightenment Magazine and permission to use was given to 5 Deep Limited UK.