Bert Hellinger
Several thousand professional practitioners worldwide, influenced by Hellinger, but not necessarily following him, continue to apply and adapt his original insights to a broad range of personal, organizational and political applications. --wikipedia. Calibrated as a teacher.
Yogi Bhajan
d.2004. Calibrated as a spiritual teacher.
Carlos Castaneda
wrote a series of books that purport to describe training in shamanism that he received under the tutelage of a Yaqui "Man of Knowledge" named don Juan Matus --wikipedia. Calibrated as a spiritual teacher.
George Lamsa
Translated the Bible from the Aramaic Peshitta. d.1975. Calibrated as a spiritual teacher.
Chris Oyakhilome
Nigerian pastor, faith healing minister, television host and author with 1.9 million followers on Facebook calibrated as a spiritual teacher.