The public takes care of their fear by thinking only crazies and stupid people wind up in cults. I've interviewed over 4000 ex-cult members. There's … - Margaret Singer

Hundreds of other cult leaders have gathered far more followers than Jones by promising new psychological and spiritual utopias. They have succeeded by combining various ages-old psychological and social persuasion techniques in an atmosphere os Madison Avenue soft-sell approaches. Because most of the followers have been youthful or poor, little attention and credence has been given to reports from ex-members, families and friends who report the effects of the techniques of manipulation used by the groups.

I started hearing from families who had missing members, many of them young kids on our campus, and they all would describe the same sorts of things. A sudden change of personality, a new way of talking...and then they would disappear. And bingo, it was the same sort of thing as with the Korean War prisoners, the same sort of thought-reform and social controls. You find it again and again, any time people feel vulnerable. There are always sharpies around who want to hornswoggle people.

While everyone is influenced and persuaded daily in various ways, vulnerability to influence fluctuates. The ability to fend off persuaders is reduced when one is exhausted, rushed, stressed, uncertain, lonely, indifferent, uninformed, aged, very young, unsophisticated, ill, brain- damaged, drugged, drunk, distracted, fatigued, frightened, or very dependent.