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The former represents the Inner Guide which is realised through the Heart, the latter can be compared to the traditional concept of Vedantic, Buddhist and popular guru Enlightenment and the descriptions of the Causal and Ultimate stages of spiritual development in the evolutionary philosophy of the integral thinker Ken Wilber.
Gareth Knight describes its members as the "Masters" or "Inner Plane Adepti", who have "gained all the experience, and all the wisdom resulting from experience, necessary for their spiritual evolution in the worlds of form." While some go on to "higher evolution in other spheres", others become teaching Masters who stay behind to help younger initiates in their "cyclic evolution on this planet".