Kammala wannan magana: A 1997, Nickell, tare da Kendrick Frazier da Barry Karr, sun wallafa "The UFO Invasion", tarin labaran UFO da aka rubuta don "Skeptical Inquirer" da ke rufe batun daga tarihi da kuma sace mutane zuwa
Roswell da kuma amfanin gona da'irori. Editocin sun hada da kasidu shida na Nickell a cikin littafin. Nickell ya bayyana ilimin lissafi na labaran da baƙi suka sace, "Mutane da ke da'awar cewa baƙi sun sace su abin ban mamaki ne wanda kuke tsammani suna da hauka ko ƙarya, kuma a zahiri suna iya zama cikakke da al'ada.... Wataƙila suna da waɗannan mafarkai masu ƙarfi.... A wannan yanayin, suna ganin hotuna masu ban mamaki.... Sauran irin kwarewar shine hypnosis.... Hypnosis ita ce hanyar tubali mai launin rawaya zuwa ƙasar mafarki. "