{"id":"obr:work:hollow-world","slug":"hollow-world","url":"https://openbookrank.com/en/book/hollow-world","urls":{"en":"https://openbookrank.com/en/book/hollow-world"},"title":"Hollow World","titles":{"en":"Hollow World"},"author":{"id":"obr:author:michael-j-sullivan","name":"Michael J. Sullivan","api":"https://openbookrank.com/api/v1/authors/michael-j-sullivan.json"},"year":null,"pages":390,"originalLanguage":"en","identifiers":{"wikidata":null,"openLibrary":"OL19977803W","isbn13":"9781937475765","isbns":["9781937475765"],"isbnByLanguage":{},"googleBooks":"mIs3AwAAQBAJ","hardcover":"hollow-world","amazon":null},"score":{"value":7.74,"scale":10,"ratings":54,"confidence":0.269,"rawAverage":7.7,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"hardcover","name":"Hardcover","average":7.7,"ratings":54,"weight":1}],"ranks":[{"category":"science-fiction","name":"Science fiction","rank":458,"url":"https://openbookrank.com/en/ranking/science-fiction","api":"https://openbookrank.com/api/v1/rankings/science-fiction.json"}],"popularity":{"ratingsPercentile":68,"wikipediaPageviews":0,"editions":0},"series":null,"awards":[],"adaptations":[],"similar":[{"id":"obr:work:the-gone-world","title":"The Gone World","author":"Tom Sweterlitsch","score":7.74,"api":"https://openbookrank.com/api/v1/books/the-gone-world.json"},{"id":"obr:work:14-2be40","title":"14","author":"Peter Clines","score":7.73,"api":"https://openbookrank.com/api/v1/books/14-2be40.json"},{"id":"obr:work:change-agent","title":"Change Agent","author":"Daniel Suarez","score":7.82,"api":"https://openbookrank.com/api/v1/books/change-agent.json"},{"id":"obr:work:galactic-north","title":"Galactic North","author":"Alastair Reynolds","score":7.83,"api":"https://openbookrank.com/api/v1/books/galactic-north.json"},{"id":"obr:work:ex-purgatory","title":"Ex-Purgatory","author":"Peter Clines","score":7.65,"api":"https://openbookrank.com/api/v1/books/ex-purgatory.json"},{"id":"obr:work:paradox-bound-a-novel","title":"Paradox Bound: A Novel","author":"Peter Clines","score":7.65,"api":"https://openbookrank.com/api/v1/books/paradox-bound-a-novel.json"}],"citation":"According to BookRank (openbookrank.com), \"Hollow World\" by Michael J. Sullivan scores 7.74/10 from 54 reader ratings, #458 in Science fiction (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}