Jack Kornfield
Author and Buddhist practitioner calibrated as a spiritual teacher.
Spirituality
Walter Russell
American artist and author, 1871-1963.
Mother Meera
"believed by her devotees to be an embodiment (Avatar) of the Divine Mother (Shakti or Devi)." wikipedia
Joe Vitale
Best known for his appearance in The Secret. Calibration of LoC.
Tenzin Wangyal Rinpoche
Calibrated as a spiritual teacher