Sentence:  Perhaps as social scientists grow more aware they will invent a male equivalent of the “<WSD>Lolita</WSD>” syndrome, and the dirty-old-man will be elevated to the “Horny Humbert” theory of "male" sexuality. 
Meaning of the word marked with <WSD> tags:  A situation resembling the plot of the novel "(Lolita)", in which an adult man has an affair with a young girl.