J. Allen Hynek

Known for: Acting

Born: April 30, 1910 in Chicago, Illinois, USA - Died: April 26, 1986

Josef Allen Hynek was an American astronomer, professor, and ufologist. He is perhaps best remembered for his UFO research. Hynek acted as scientific advisor to UFO studies undertaken by the U.S. Air Force under three projects: Project Sign (1947–1949), Project Grudge (1949–1951), and Project Blue Book (1952–1969).