John Mack interviewed 60 Zimbabwean school children two months after their collective encounter with a UFO and three beings in 1994 9-minute video 7loio4. (2009). John E. Mack — Experiencers. YouTube. Please rate the material for credibility. Your input is totally anonymous.Please enable JavaScript in your browser to complete this form.Was reading or watching this post worthwhile?YesNoHow credible do you find the claims presented in this material?ValidHighly plausibleSomewhat plausibleUnlikelyVery unlikelyAbsurdUse this space for any optional comments:CommentSubmit Share with your friends: