From Saucers to Abductions: The 1960s Redefinition of UFO Discourse and the End of Official Inquiry
To the point
The 1960s shifted the UFO story from supposed benevolent visitors to abduction and threat, sparked by cases like Betty and Barney Hill and Lonnie Zamora and debated by Hynek and Vallee, and ended formal government study with the Condon Report and the closure of Project Blue Book, while private groups and Roswell lore kept the mystery alive.