Published in 1957, 'Blank?' by Randall Garrett is a science fiction novel that delves into themes of amnesia and time manipulation. The story follows journalist Bethelman, who awakens in New York City with no memory of the past two weeks and embarks on a quest to uncover the events that led to his memory loss. His journey reveals a connection to an experimental drug that enhances his predictive abilities but distorts his recollections, ultimately leading him to relive his forgotten experiences with newfound clarity.
