Master Omraam Mikhael Aivanhov (1900-1986), a French philosopher and educator of Bulgarian origin, lived in France from 1937. His teachings address various aspects of the science of Initiation.

However, as he himself states: "Every person must work for their own development, not only for themselves but for the good of the whole. Thus, collectivity becomes brotherhood. Brotherhood is a community where true unity prevails, because each person, working on themselves, consciously works also for the good of the entire."