{"id":"obr:work:eraks-ransom","slug":"eraks-ransom","url":"https://openbookrank.com/en/book/eraks-ransom","urls":{"en":"https://openbookrank.com/en/book/eraks-ransom"},"title":"Erak's Ransom","titles":{"en":"Erak's Ransom","pl":"Okup za Eraka","fr":"La Rançon","nl":"Losgeld voor Erak","zh-hant":"沙漠之役"},"author":{"id":"obr:author:john-flanagan","name":"John Flanagan","api":"https://openbookrank.com/api/v1/authors/john-flanagan.json"},"year":2007,"pages":373,"originalLanguage":"en","identifiers":{"wikidata":"Q3497559","openLibrary":"OL25125065W","isbn13":"9780142415252","isbns":["9780142415252"],"isbnByLanguage":{"en":"9780142415252"},"googleBooks":null,"hardcover":"eraks-ransom","amazon":{"en":"0142415251"}},"score":{"value":8.08,"scale":10,"ratings":191,"confidence":0.56,"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":191,"weight":1}],"ranks":[{"category":"adventure","name":"Adventure","rank":67,"url":"https://openbookrank.com/en/ranking/adventure","api":"https://openbookrank.com/api/v1/rankings/adventure.json"},{"category":"fantasy","name":"Fantasy","rank":473,"url":"https://openbookrank.com/en/ranking/fantasy","api":"https://openbookrank.com/api/v1/rankings/fantasy.json"}],"popularity":{"ratingsPercentile":84,"wikipediaPageviews":0,"editions":0},"series":{"id":"obr:series:rangers-apprentice","slug":"rangers-apprentice","title":"Ranger's Apprentice","position":7,"volumes":5,"api":"https://openbookrank.com/api/v1/series/rangers-apprentice.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:the-invaders","title":"The Invaders","author":"John Flanagan","score":8.1,"api":"https://openbookrank.com/api/v1/books/the-invaders.json"},{"id":"obr:work:the-serpents-shadow","title":"The Serpent's Shadow","author":"Rick Riordan","score":8.11,"api":"https://openbookrank.com/api/v1/books/the-serpents-shadow.json"},{"id":"obr:work:the-hunters","title":"The Hunters","author":"John Flanagan","score":8.13,"api":"https://openbookrank.com/api/v1/books/the-hunters.json"},{"id":"obr:work:the-throne-of-fire-30f3e","title":"The Throne of Fire","author":"Rick Riordan","score":8.03,"api":"https://openbookrank.com/api/v1/books/the-throne-of-fire-30f3e.json"},{"id":"obr:work:the-emperor-of-nihon-ja","title":"The Emperor of Nihon-Ja","author":"John Flanagan","score":8.14,"api":"https://openbookrank.com/api/v1/books/the-emperor-of-nihon-ja.json"},{"id":"obr:work:the-outcasts","title":"The Outcasts","author":"John Flanagan","score":8.15,"api":"https://openbookrank.com/api/v1/books/the-outcasts.json"}],"citation":"According to BookRank (openbookrank.com), \"Erak's Ransom\" by John Flanagan scores 8.08/10 from 191 reader ratings, #67 in Adventure (snapshot 2026-10-12).","snapshot":"2026-10-12","license":"CC-BY-4.0"}