 In an oral biography titled Salinger , authors David Shields and Shane Salerno assert that the author had left specific instructions authorizing a timetable , to start between 2015 and 2020 , for the release of several unpublished works . According to the authors and their sources , these include five new Glass @-@ family stories ; a novel based on Salinger 's relationship with his first wife , Sylvia ; a novella in the form of a WWII counterintelligence officer ’ s diary ; a " manual " of stories about Vedanta ; and other new or retooled stories that illuminate the life of Holden Caulfield . 
