Dr. Josef Allen Hynek (May 1, 1910 - April 27, 1986) was a United States astronomer, professor, and ufologist.[1] He is perhaps best remembered for his UFO research. Hynek acted as scientific adviser to UFO studies undertaken by the U.S. Air Force under three consecutive names: Project Sign (1947 - 1949), Project Grudge (1949 - 1952), and Project Blue Book (1952 to 1969). Read more