{"id":"obr:work:foundation-and-empire","slug":"foundation-and-empire","url":"https://openbookrank.com/en/book/foundation-and-empire","urls":{"en":"https://openbookrank.com/en/book/foundation-and-empire","pl":"https://openbookrank.com/pl/ksiazka/foundation-and-empire","es":"https://openbookrank.com/es/libro/foundation-and-empire","fr":"https://openbookrank.com/fr/livre/foundation-and-empire","it":"https://openbookrank.com/it/libro/foundation-and-empire","ja":"https://openbookrank.com/ja/hon/foundation-and-empire","pt":"https://openbookrank.com/pt/livro/foundation-and-empire","zh-hant":"https://openbookrank.com/zh-hant/tushu/foundation-and-empire"},"title":"Foundation and Empire","titles":{"en":"Foundation and Empire","pl":"Fundacja i Imperium","de":"Der galaktische General","es":"Fundación e Imperio","fr":"Fondation et Empire","it":"Fondazione e Impero","pt":"Fundação e Império","nl":"Foundation and Empire","sv":"Stiftelsen och imperiet","uk":"Фундація та Імперія","ja":"ファウンデーション対帝国","ko":"파운데이션과 제국","zh":"基地与帝国","zh-hant":"基地與帝國"},"author":{"id":"obr:author:isaac-asimov","name":"Isaac Asimov","api":"https://openbookrank.com/api/v1/authors/isaac-asimov.json"},"year":1952,"pages":253,"originalLanguage":"en","identifiers":{"wikidata":"Q839800","openLibrary":"OL46224W","isbn13":"0586013555","isbns":["9788075539182","9788804403012","9782070415717","9788576570677"],"isbnByLanguage":{"cs":"9788075539182","it":"9788804403012","fr":"9782070415717","pt":"9788576570677"},"googleBooks":"X7jeY336zcUC","hardcover":"foundation-and-empire","amazon":{"en":"0586013555","es":"8401929229","fr":"2070415716","de":"3453300319"}},"score":{"value":8.15,"scale":10,"ratings":1472,"confidence":0.909,"rawAverage":8.19,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"openlibrary","name":"Open Library","average":8.21,"ratings":152,"weight":0.103},{"id":"google","name":"Google Books","average":8,"ratings":15,"weight":0.01},{"id":"hardcover","name":"Hardcover","average":8.19,"ratings":1305,"weight":0.887}],"ranks":[{"category":"classics","name":"Classics","rank":53,"url":"https://openbookrank.com/en/ranking/classics","api":"https://openbookrank.com/api/v1/rankings/classics.json"},{"category":"science-fiction","name":"Science fiction","rank":125,"url":"https://openbookrank.com/en/ranking/science-fiction","api":"https://openbookrank.com/api/v1/rankings/science-fiction.json"}],"popularity":{"ratingsPercentile":98,"wikipediaPageviews":114866,"editions":82},"series":{"id":"obr:series:foundation-series","slug":"foundation-series","title":"Foundation series","position":4,"volumes":7,"api":"https://openbookrank.com/api/v1/series/foundation-series.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:foundation","title":"Foundation","author":"Isaac Asimov","score":8.15,"api":"https://openbookrank.com/api/v1/books/foundation.json"},{"id":"obr:work:slaughterhouse-five","title":"Slaughterhouse-Five","author":"Kurt Vonnegut","score":8.16,"api":"https://openbookrank.com/api/v1/books/slaughterhouse-five.json"},{"id":"obr:work:the-naked-sun","title":"The Naked Sun","author":"Isaac Asimov","score":8.13,"api":"https://openbookrank.com/api/v1/books/the-naked-sun.json"},{"id":"obr:work:the-caves-of-steel","title":"The Caves of Steel","author":"Isaac Asimov","score":8.12,"api":"https://openbookrank.com/api/v1/books/the-caves-of-steel.json"},{"id":"obr:work:the-gods-themselves","title":"The Gods Themselves","author":"Isaac Asimov","score":8.12,"api":"https://openbookrank.com/api/v1/books/the-gods-themselves.json"},{"id":"obr:work:i-robot","title":"I, Robot","author":"Isaac Asimov","score":8.19,"api":"https://openbookrank.com/api/v1/books/i-robot.json"}],"citation":"According to BookRank (openbookrank.com), \"Foundation and Empire\" by Isaac Asimov scores 8.15/10 from 1,472 reader ratings, #53 in Classics (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}