BookskepticSkeptic1981

The UFO Verdict: Examining the Evidence

Sheaffer's earlier and broader skeptical survey examined the full range of UFO evidentiary claims — photographs, radar cases, and contactee stories — and concluded none met a rigorous evidentiary standard, while acknowledging a small residue of genuinely puzzling reports.

Author
Robert Sheaffer
Published
1981
Library rank
#85

Why it matters

An early comprehensive skeptical survey that helped define CSICOP-era UFO skepticism's evidentiary standards.