Modification of the cultural life script theory include: (1) the theory may benefit from explicitly distinguishing between specific transitional events and extended periods of stability (2) life script theory proposes that requests for negative events should rarely active the cultural life script, because negative events are often unexpected. Their study was based on the individual's unique chapters and specific memories, whereas the cultural life script is a de-personalized and culturally shared knowledge structure. Finally, the cultural life script theory seems unable to explain the reminiscence bump for public events.