Ken Wilber

Throughout 1997 he had kept journals of his personal experiences which were publiKen Wilberd in 1999 as One Taste a term for unitary consciousness. Quadrants
As an inevitable corollary of their nature as a simultaneous part and whole each holon inherently has an interior and an exterior perspective (the perception or equivalent of the holon and the perspective of other separate entities) and also may be considered in the sense of an individual or as a plurality or collective. " Wilber's response is that the world religious traditions do not attest to the importance that Grof assigns to the perinatal.

In 1998 he founded the Integral Institute. His work formulates what he calls Integral Theory.