J. Allen Hynek

J. Allen Hynek was an American astronomer and professor who served as a scientific consultant for the U.S. Air Force's Project Blue Book, a program that investigated UFO sightings from 1952 to 1969. He is known for developing a classification system for UFO encounters and became a prominent advocate for serious scientific investigation into unidentified aerial phenomena, shifting public perception of UFOs from ridicule to a more scientifically grounded inquiry.