Fritz Springmeier, who is currently in Federal prison, has written several books on Illuminati blood lines. In Illuminati Formula for Undetectable Total Mind Control we read: "There is a connection between Marxism and a group of Satanists called Frankists. One of the strongest satanic cults to take control over the Jewish population was called Sabbatianism. Jacob Frank assumed the role of leader of this group, and afterward this brand of satanism was called Frankism.