This book, "Gilmore Girls 25 Years," targets audiences aged 25-40, aiming to inform and entertain readers about the show's cast, characters, episodes, and pop culture references. Designed to resonate deeply with its audience, the book adopts the concept of a high school yearbook, evident in the front and back cover designs which emblazons the crest of Chilton, which is the alma-mater of several characters, as well as endpapers representing characters by as a "class."