UFO Skeptics & Fabricators

The Skeptics & Debunkers

These researchers, scientists and writers built their careers challenging UFO claims. The archive lists them not as enemies but as instruments: a case that survives their scrutiny is stronger for it, and a case that collapses under it tells us something too.

• Philip J. Klass (1919–2005) — Aerospace journalist for Aviation Week & Space Technology and the leading long-term UFO skeptic, who investigated hundreds of cases and offered a standing reward for proof of extraterrestrial visitation that was never claimed.
• Donald Howard Menzel (1901–1976) — Harvard University astronomer and the leading UFO skeptic of the 1950s and 1960s, who attributed most sightings to atmospheric and natural phenomena.
• James Oberg (born 1944) — Space journalist, former NASA mission control engineer, and historian who frequently debunks space-related UFO and orbital debris claims.
• Robert Sheaffer (born 1949) — Science writer, UFO investigator, and longtime columnist for Skeptical Inquirer.
• Joe Nickell (born 1944) — Senior research fellow with the Committee for Skeptical Inquiry (CSI) who investigates paranormal and UFO claims, often by physically recreating the reported effect.
• Curtis Peebles (1955–2017) — Aerospace historian for the Smithsonian Institution who wrote critical histories of UFO hysteria and myth.
• Mick West (born 1969) — Science writer, debunker, and creator of Metabunk, known for analyzing U.S. military UAP videos (such as “Tic Tac” and “Gimbal”) and arguing they can be explained via camera artifacts, parallax, or background movement.
• Benjamin Radford (born 1970) — Investigator, author, and deputy editor of Skeptical Inquirer.
• Ian Ridpath (born 1947) — English astronomer and science writer who has proposed solutions for numerous historical UFO sighting reports.
• Steuart Campbell (born 1937) — Edinburgh-based investigative science writer and author who analyzes meteorological and optical explanations for UFO reports.
• Edward Condon (1902–1974) — Physicist who led the University of Colorado UFO Project (the Condon Report), which concluded that extensive study of UFOs was unlikely to yield major scientific discoveries — a conclusion later researchers have contested.
• Robert A. Baker (1921–2005) — Psychologist and academic known for his research into suggestion, hallucination, and the psychology behind UFO and alien abduction claims.
• John Mulholland (1898–1970) — Professional magician hired by the CIA in the 1950s to study the sleight-of-hand, trickery, and psychological misdirection behind alleged flying saucer reports.
• Ernest H. Taves (1920–2003) — Psychiatrist and author who wrote critically on the psychology of belief in flying saucers and fringe anomalies.

The Fabricators

A separate category: people whose documents, stories or operations were later exposed as false — or who worked both sides of the line. They are recorded here so that their material is never mistaken for evidence.

• William Moore (1943–2023) — Co-author of The Roswell Incident (1980), the book that put Roswell on the map. In 1989 he stunned the UFO community by admitting at a MUFON conference that he had passed disinformation on behalf of Air Force intelligence and reported on fellow researchers — a confession that permanently blurred the line between investigator and operative. Many researchers also suspect his involvement in the creation or promotion of the Majestic 12 documents.
• Jaime Shandera (born 1958) — Los Angeles film producer who, in December 1984, received an anonymously mailed roll of undeveloped film containing the “Top Secret / MAJIC” briefing papers — the origin of the Majestic 12 documents. The FBI later assessed the documents as bogus, and most archivists regard them as a fabrication; the sender has never been identified. The episode is the archive's standing lesson in why provenance, chain of custody and source status matter for every document.

Read the full profiles of William Moore and Jaime Shandera, and see the Government UFO Documents page for the Cutler/Twining memo at the center of the Majestic 12 affair.