This is a list of notable people who are ufologists (people who investigate whether UFOs are linked to extraterrestrial aliens).
Argentina
Juan Posadas, (1912–1981), Trotskyist theorist who blended together Trotskyism and Ufology. Posadas' version of Trotskyism is regarded as its own strain, and called Posadism.[1]
Dan Apostol, (1957–2013), writer and researcher specialized in several domains.[13]
Doru Davidovici, (1945–1989), fighter pilot and writer. Author of the best-seller Lumi Galactice – colegii mei din neștiut ("Galactic worlds – my colleagues from the unknown")[14][15]
Ion Hobana (1931–2011), science fiction writer, literary critic and ufologist.[16][17]
Spain
Iker Jiménez Elizari (b. 1973), journalist born in the Basque city of Vitoria. He's licensed in Sciences of the Information by the Complutensian University of Madrid and the European University of Madrid. His wife, Carmen Porter, is also a journalist and investigator on paranormal activity; both work together in the show Cuarto Milenio, in the TV network Cuatro, and its radio version Milenio 3 in Cadena SER, about paranormal activity, Ufology and other mysteries.[18][19][verification needed]
Erich von Däniken, (b. 1935), controversial Swiss author best known for his books which examine possible evidence for extraterrestrial influences on early human culture.[21]
Giorgio A. Tsoukalos, (b. 1978), probably best known for his work on Ancient Aliens and alien memes.[22]
Timothy Good (b. 1942), British researcher and author.
Graham Hancock (b. 1950), British writer and journalist. He is known for his pseudoscientific theories involving ancient civilisations, Earth changes, stone monuments or megaliths, altered states of consciousness, ancient myths, and astronomical or astrological data from the past.
George King, (1919–1997) regarded himself as "Primary Terrestrial Mental Channel" for great and evolved extraterrestrial Intelligences.[24][verification needed]
Colin Wilson (1931–2013), English philosopher and author of Alien Dawn (1999).
United States
George Adamski 1891–1965), controversial UFO contactee and known hoaxer of the 1950s, wrote several bestselling books about his encounters with friendly "space brothers" from other planets.[31]
Art Bell (birth name: Arthur William Bell, III) (1945–2018), U.S. radio broadcaster and author, known primarily as the founder and longtime host of the paranormal-themed radio program Coast to Coast AM.[33]
William J. Birnes, American writer, editor, book publisher and literary rights agent. He is best known as an active publisher of UFO literature (UFO Magazine) and is a New York Times bestselling author.
Jerome Clark (b. 1946), UFO historian, author of the UFO Encyclopedia[34]
Robert Dean (1929–2018), ufologist, reportedly read a document called An Assessment (1964), a NATO report on UFOs prompted by an incident on February 2, 1961, during which 50 UFOs allegedly appeared over Europe.[36]
Tom DeLonge (b. 1975), current singer and guitarist of blink-182 and founder of To the Stars Academy of Arts and Sciences[37]
Glenn Dennis (1925–2015), founder of the International UFO Museum and Research Center in Roswell, New Mexico, which opened in September 1991. Dennis is a self-professed witness to the Roswell incident (1947).[38]
Danielle Egnew (b. 1969), American Psychic / Medium and Paranormal Radio, TV and Film host. Contactee who regularly reports on first-hand communication with extraterrestrial species along with detailed physics / design of extraterrestrial propulsion systems.[39][40][verification needed]
Raymond E. Fowler (b. 1934), long-time UFO investigator, details one of the best multiple witness alien abduction cases on record, author of The Andreasson Affair and The Allagash Abductions.[41][42]
Steven M. Greer (b. 1955), American physician known as a proponent of openness in government, media and corporations when it comes to advanced technologies that he and others believe to have been shelved and hidden from public awareness for reasons of profit and influence.[44][verification needed][45]
Donald Keyhoe (1897–1988), aviator and Marine Corps officer, was the leader of NICAP, the largest civilian UFO research group in the U.S., in the 1950s and 1960s.[56][verification needed]
Kevin H. Knuth, associate professor of physics at University at Albany, editor-in-chief of Entropy scientific journal, author of "Estimating Flight Characteristics of Anomalous Unidentified Aerial Vehicles" – scientific paper based on US Navy personnel UFO observations[58][59][60][61][62][63]
Bob Lazar (b. 1959), owner of a mail-order scientific supply company who claims to have worked from 1988 until 1989 at an area called S-4 (Sector Four).[64]
Chan Thomas (1920–1998) author on ancient cataclysms who researched purported UFO technology for McDonnell Douglas in the 1960s, and whose ideas went on to influence conspiracy theorists in the 2020s.
^Clark, Jerome (1998). The UFO Encyclopedia: The Phenomenon from the Beginning, Volume 2, A–K Detroit: Omnigraphics. Detroit, MI: Omnigraphics. ISBN0-7808-0097-4.
^Greenwell, J. Richard, "Menzel, Donald H[oward]" pp. 229–230 in The Encyclopedia of UFOs, Ronald Story, editor; Garden City: Doubleday & Company, Inc, 1980, ISBN0-385-13677-3