you can go visit the www.sustainedaction.com website--it covers the very troubled legacy of Carlos Castaneda, whose work has been revealed as fraudulent, and who has, since last year, been unmasked as leader of a very cruel, secretive cultic group.
Castaneda's fantasy books were a major contribution to New Age thought, which has its earlier sources in Gnosticism, Blavatsky/Theosophy and G
Forum:
"Cults," Sects, and "New Religious Movements"