Is Gerdieff an Authentic Spiritualist?

I don't know what it was i like to be pices. I'm doing a chat about astrology soon with om, with j m g, my main man. Can't wait. Was gerdieff an authentic spiritualist, or just a rascal? Ah, one part authentic, one part plagiaris and one part bulshered or charlatan. He was both. And a, yes, that's wat y need to know.