Case file · Non-fiction & research literature
Sheaffer, 'The UFO Verdict: Examining the Evidence'
Skeptic Robert Sheaffer's examination of classic UFO cases, finding natural or human explanations.
1981 CE · 42.89, -78.88 · status: explained
The account
Sheaffer, a long-time investigator for skeptical organisations, re-examined photographic and witness cases and argued that none required an extraordinary explanation.
The sceptical view
Proponents say Sheaffer starts from the conclusion that nothing anomalous exists.