The Spectrum of Consciousness Author:Ken Wilber Second edition - first edition 1977. — This book launched the transpersonal psychology revolution. In a profound, comprehensive, and unique study of consciousness, Wilber was the first to suggest in a systematic way that the great psychological systems of the West could be integrated with the noble contemplative traditions of the East. To this da... more »y Spectrum of Consciousness remains the unequivocal classic in the area of transpersonal psychology, and has been the prominent reference point for all subsequent attempts at integrating psychology and spirituality.
Like radiation and light, consciousness, suggests Wilber, establishes a multiplicity of aspects as it "steps down" into time and space. Thus, as a spectrum, it can be studied legitimately on one or more of its "wavelengths." Viewing consciousness in this way, we can see that seemingly disparate disciplines each speak to a different wavelength of awareness.« less