Ariel Bar Tzadok David Childress Giorgio A. Tsoukalos Robert Clotworthy Nick Pope Jonathan Young George Noory Erich von Däniken David Wilcock Philip Coppens
Ariel Bar Tzadok David Wilcock Erich von Däniken David Childress George Noory Robert Clotworthy Philip Coppens Giorgio A. Tsoukalos Nick Pope Jonathan Young