1. Terminology.

Theories of transmigration, which go back to the pre-Socratics of the 6th and 5th centuries bce (Empedocles, Pythagoras, Orphism), presuppose a dualism of body and soul. They hold that a human birth is not a totally new creation but the reincarnation of a pre-existent soul. Repeated incarnations extend not only to human beings of all classes and stations but also to flora and fauna; their purpose is the es…