{"schema_version":"bf_book_companion_v1","release_id":"20260407T080002Z-pairingsrefresh","book":{"amazon_purchase_url":"https://www.amazon.com/dp/B00S8PJR4Y?tag=bookfrontier-20","asin":"B00S8PJR4Y","authors":["Harry Harrison"],"book_id":"9781681464930","canonical_url":"https://bookfrontier.com/books/9781681464930","cover_image_url":"https://img.bookfrontier.com/9781681464930.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","description":"Deathworld' is perhaps Harry Harrison's best known novel and is certainly the book that put him on the map. Jason dinAlt is a daring gambler. He uses his spotty psionic powers to give himself a slight edge in games of chance. After winning a large fortune at the tables, he flees for his life to Deathworld, the most dangerous planet ever colonized by human beings. He will soon discover that nothing is what it seems.","forthcoming":false,"isbn13":"9781681464930","publication_date":"20151019","publisher":"Start Publishing LLC","slug":"deathworld","subtitle":"","title":"Deathworld"},"discovery":{"categories":{"all":[{"bisac_code":"FIC028030","confidence_band":"medium","label":"Space Opera","score":0.766,"source":"bisac_hint_model"},{"bisac_code":"FIC028010","confidence_band":"medium","label":"Sci-Fi Adventure","score":0.7643,"source":"bisac_hint_model"},{"bisac_code":"FIC028020","confidence_band":"medium","label":"Hard Sci-Fi","score":0.7624,"source":"bisac_hint_model"}],"hint":[{"bisac_code":"FIC028030","confidence_band":"medium","label":"Space Opera","score":0.766,"source":"bisac_hint_model"},{"bisac_code":"FIC028010","confidence_band":"medium","label":"Sci-Fi Adventure","score":0.7643,"source":"bisac_hint_model"},{"bisac_code":"FIC028020","confidence_band":"medium","label":"Hard Sci-Fi","score":0.7624,"source":"bisac_hint_model"}],"publisher":[{"bisac_code":"FIC004000","confidence_band":"high","label":"The Classics","score":1,"source":"onix_publisher_code"},{"bisac_code":"FIC027460","confidence_band":"high","label":"Gilded-Age Romance","score":1,"source":"onix_publisher_code"},{"bisac_code":"FIC043000","confidence_band":"high","label":"Coming-of-Age","score":1,"source":"onix_publisher_code"}]},"genres":[{"label":"Space Opera","score":0.766,"slug":"space-opera"},{"label":"Sci-Fi Adventure","score":0.7643,"slug":"sci-fi-adventure"},{"label":"Hard Sci-Fi","score":0.7624,"slug":"hard-sci-fi"}],"reader_fit":["Good for readers who enjoy Space Opera","Good for readers interested in government","Good for fans of Science Fiction"],"related_lists":[],"series":null,"similar_books":[{"authors":["Harry Harrison"],"book_id":"9798880903702","cover_image_url":"https://img.bookfrontier.com/9798880903702.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":17.3923,"title":"Deathworld","url":"https://bookfrontier.com/books/9798880903702"},{"authors":["Harry Harrison"],"book_id":"9798880903719","cover_image_url":"https://img.bookfrontier.com/9798880903719.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":17.3923,"title":"Deathworld","url":"https://bookfrontier.com/books/9798880903719"},{"authors":["Harry Harrison"],"book_id":"9781681464954","cover_image_url":"https://img.bookfrontier.com/9781681464954.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":17.2892,"title":"Deathworld 2","url":"https://bookfrontier.com/books/9781681464954"},{"authors":["Harry Harrison"],"book_id":"9781681464961","cover_image_url":"https://img.bookfrontier.com/9781681464961.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":16.5145,"title":"The K-factor","url":"https://bookfrontier.com/books/9781681464961"},{"authors":["Leigh Brackett"],"book_id":"9781625588661","cover_image_url":"https://img.bookfrontier.com/9781625588661.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":14.4677,"title":"A World Is Born","url":"https://bookfrontier.com/books/9781625588661"},{"authors":["Philip K. Dick","Chris Lutkin","Dreamscape Media, LLC","& 0 more"],"book_id":"9781681463704","cover_image_url":"https://img.bookfrontier.com/9781681463704.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":14.3986,"title":"The Gun","url":"https://bookfrontier.com/books/9781681463704"},{"authors":["Keith Laumer"],"book_id":"9781682991886","cover_image_url":"https://img.bookfrontier.com/9781682991886.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":14.3975,"title":"End As a Hero","url":"https://bookfrontier.com/books/9781682991886"},{"authors":["Clifford D. Simak"],"book_id":"9781681465135","cover_image_url":"https://img.bookfrontier.com/9781681465135.jpg?v=20260407T080002Z-pairingsrefresh%3A2026-04-07T08%3A00%3A02Z","score":14.3939,"title":"Empire","url":"https://bookfrontier.com/books/9781681465135"}],"topics":[{"evidence_refs":["keyword:planetary survival thriller"],"label":"Thriller","score":0.2042,"slug":"thriller"},{"evidence_refs":["keyword:colonized hostile world"],"label":"World","score":0.2022,"slug":"world"},{"evidence_refs":["keyword:gambling stakes high"],"label":"High","score":0.0658,"slug":"high"},{"evidence_refs":["keyword:planetary survival thriller"],"label":"Survival","score":0.0574,"slug":"survival"},{"evidence_refs":["keyword:government casino heist"],"label":"Government","score":0.0443,"slug":"government"}],"what_you_get":["Themes: Thriller, High, Survival.","Reading lane: Space Opera and Sci Fi Adventure.","Publisher: Start Publishing LLC."]},"llm_signals":null,"source_presence":{"amazon":true,"book_detail":true,"goodreads":true,"llm_signals":false,"similarity_seed":true},"stats":{"amazon_ratings_count":0,"goodreads_ratings_count":9478,"goodreads_reviews_count":580,"quality_score":0.9426}}