Palin, 45, spent weeks in San Diego shortly after leaving office and worked on the manuscript with collaborator Lynn Vincent, a person close to her said. She was joined in San Diego by her family and her top aide, Meghan Stapleton, then spent several days in New York working around the clock with editors at Harper, said the person, who wasn’t authorized to comment and asked not to be identified.

(This version CORRECTS ADDS background on what going rogue means; corrects Palin spent days, not weeks, with Harper editors. Moving on general news and entertainment services.)