{"id":"obr:work:shades-of-grey","slug":"shades-of-grey","url":"https://openbookrank.com/en/book/shades-of-grey","urls":{"en":"https://openbookrank.com/en/book/shades-of-grey"},"title":"Shades of Grey","titles":{"en":"Shades of Grey","de":"Grau"},"author":{"id":"obr:author:jasper-fforde","name":"Jasper Fforde","api":"https://openbookrank.com/api/v1/authors/jasper-fforde.json"},"year":null,"pages":null,"originalLanguage":null,"identifiers":{"wikidata":null,"openLibrary":"OL27025343W","isbn13":null,"isbns":[],"isbnByLanguage":{},"googleBooks":null,"hardcover":"shades-of-grey","amazon":null},"score":{"value":8.08,"scale":10,"ratings":210,"confidence":0.583,"rawAverage":8.18,"method":"bayesian-weighted-average","priorWeight":150,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"hardcover","name":"Hardcover","average":8.18,"ratings":210,"weight":1}],"ranks":[{"category":"fantasy","name":"Fantasy","rank":479,"url":"https://openbookrank.com/en/ranking/fantasy","api":"https://openbookrank.com/api/v1/rankings/fantasy.json"}],"popularity":{"ratingsPercentile":85,"wikipediaPageviews":0,"editions":0},"series":{"id":"obr:series:shades-of-grey","slug":"shades-of-grey","title":"Shades of Grey","position":1,"volumes":3,"api":"https://openbookrank.com/api/v1/series/shades-of-grey.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:age-of-swords","title":"Age of Swords","author":"Michael J. Sullivan","score":8.08,"api":"https://openbookrank.com/api/v1/books/age-of-swords.json"},{"id":"obr:work:mother-of-death-and-dawn","title":"Mother of Death and Dawn","author":"Carissa Broadbent","score":8.08,"api":"https://openbookrank.com/api/v1/books/mother-of-death-and-dawn.json"},{"id":"obr:work:sweep-in-peace","title":"Sweep in Peace","author":"Ilona Andrews","score":8.09,"api":"https://openbookrank.com/api/v1/books/sweep-in-peace.json"},{"id":"obr:work:apprentice-to-the-villain","title":"Apprentice to the Villain","author":"Hannah Nicole Maehrer","score":8.07,"api":"https://openbookrank.com/api/v1/books/apprentice-to-the-villain.json"},{"id":"obr:work:the-library-at-mount-char","title":"The Library at Mount Char","author":"Scott Hawkins","score":8.1,"api":"https://openbookrank.com/api/v1/books/the-library-at-mount-char.json"},{"id":"obr:work:storm-of-locusts","title":"Storm of Locusts","author":"Rebecca Roanhorse","score":8.06,"api":"https://openbookrank.com/api/v1/books/storm-of-locusts.json"}],"citation":"According to BookRank (openbookrank.com), \"Shades of Grey\" by Jasper Fforde scores 8.08/10 from 210 reader ratings, #479 in Fantasy (snapshot 2026-10-13).","snapshot":"2026-10-13","license":"CC-BY-4.0"}