{"product_id":"the-sixth-extinction-sigma-force-james-rollins-9781409138013","title":"The Sixth Extinction: A Sigma Force Novel | James Rollins","description":"\u003cdiv style=\"font-family: inherit; color: #333; line-height: 1.6;\"\u003e\n  \u003csection style=\"margin-bottom: 25px;\"\u003e\n    \u003cp style=\"font-size: 1.1em; font-weight: 500; margin-bottom: 20px; line-height: 1.5; color: #2c3e50;\"\u003eThe \u003cem\u003eNew York Times\u003c\/em\u003e bestselling author returns with a gripping, high-concept adventure thriller in the Sigma Force series—perfect for fans of Dan Brown and Michael Crichton. In \u003cstrong\u003eThe Sixth Extinction: A Sigma Force Novel\u003c\/strong\u003e (Sigma Force Series, Book 10), master of scientific suspense \u003cstrong\u003eJames Rollins\u003c\/strong\u003e delivers a ticking-clock narrative that explores synthetic biology, mass extinction cycles, and the terrifying price of altering the natural evolutionary order.\u003c\/p\u003e\n    \n    \u003ch2 style=\"color: #2c3e50; font-size: 1.5em; border-bottom: 1px solid #eaeaea; padding-bottom: 5px; margin-top: 20px;\"\u003eBook Overview \u0026amp; Core Themes\u003c\/h2\u003e\n    \u003cp style=\"margin-bottom: 15px;\"\u003eWhen a remote military research station sends out a frantic distress call ending with the chilling final command, \"Kill us all!\", help arrives only to find every living thing for fifty miles annihilated—and a ravenous bio-tech blight actively spreading. To halt the inevitable global contagion, Commander Gray Pierce and Sigma Force must unravel a threat that rises out of the distant past. Following clues from an ancient map rescued from the lost Library of Alexandria to hidden ice caverns in Antarctica, Sigma races to discover a terrifying new form of death buried under miles of ice before humanity is wiped out entirely.\u003c\/p\u003e\n    \u003cp style=\"margin-bottom: 15px;\"\u003eKey areas examined within this work include:\u003c\/p\u003e\n    \u003cul style=\"padding-left: 20px; margin-bottom: 15px;\"\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eSynthetic biology, hyper-accelerated bio-weapons, extremophiles, and genetic engineering.\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eHistorical mysteries involving Charles Darwin's lost journals and the ancient continent of Gondwana.\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eEarth's historical mass extinction cycles juxtaposed against modern bio-threats.\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eHigh-stakes tactical action, covert ops, and global espionage across Antarctica and remote military research sites.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin-bottom: 25px;\"\u003e\n    \u003ch2 style=\"color: #2c3e50; font-size: 1.5em; border-bottom: 1px solid #eaeaea; padding-bottom: 5px;\"\u003eAbout the Author \u0026amp; Illustrator\u003c\/h2\u003e\n    \u003cp style=\"margin-bottom: 15px;\"\u003e\u003cstrong\u003eJames Rollins\u003c\/strong\u003e (pen name of Dr. Jim Czajkowski) is an American author and former practicing veterinarian holding a Doctorate in Veterinary Medicine (DVM) from the University of Missouri. An experienced scuba diver and spelunker, Rollins applies his background in comparative anatomy, evolutionary biology, and pathology to author scientifically grounded bestsellers across the Sigma Force universe, standalone thrillers, and fantasy series (as James Clemens). Illustrated by \u003cstrong\u003eSteve Prey\u003c\/strong\u003e.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin-bottom: 25px;\"\u003e\n    \u003ch2 style=\"color: #2c3e50; font-size: 1.5em; border-bottom: 1px solid #eaeaea; padding-bottom: 5px;\"\u003eCore Audience \u0026amp; Intended Use\u003c\/h2\u003e\n    \u003cul style=\"padding-left: 20px; margin-bottom: 15px;\"\u003e\n      \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eSigma Force \u0026amp; Techno-Thriller Fans:\u003c\/strong\u003e An essential Tenth Book installment for devoted followers of James Rollins, Michael Crichton, and Clive Cussler.\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eAction \u0026amp; Historical Mystery Enthusiasts:\u003c\/strong\u003e Perfect for readers who enjoy fast-paced plotlines combining ancient maps, secret histories, and modern military fiction.\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eScience Fiction \u0026amp; Bio-Ethics Readers:\u003c\/strong\u003e A thought-provoking adventure centered on extreme biology, gene editing, and global ecological threats.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin-bottom: 25px;\"\u003e\n    \u003ch2 style=\"color: #2c3e50; font-size: 1.5em; border-bottom: 1px solid #eaeaea; padding-bottom: 5px;\"\u003eProduct Specifications\u003c\/h2\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px; font-size: 0.95em;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left; width: 35%;\"\u003eFull Title\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eThe Sixth Extinction: A Sigma Force Novel (Sigma Force Series, Book 10)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eAuthor(s)\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eJames Rollins (Illustrated by Steve Prey)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003ePublisher \u0026amp; Imprint\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eOrion (An imprint of The Orion Publishing Group Ltd)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003ePublication Date\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eSeptember 8, 2015 (UK\/Commonwealth Paperback Edition)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eBinding Format\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eTrade Paperback (PB)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003ePrint Length\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e448 Pages\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eLanguage\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eEnglish\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eISBN-13 \/ ISBN-10\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e9781409138013 \/ 1409138011\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003ePrimary Genre (BISAC)\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eFIC031000 \/ FICTION \/ Thrillers \/ Suspense\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eSub-Genres (BISAC)\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eFIC002000 \/ ACTION \u0026amp; ADVENTURE; FIC031080 \/ TECHNOLOGICAL THRILLERS; FIC027000 \/ SCIENCE FICTION\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eItem Condition\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003ePre-Owned \/ Very Good\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"border: 1px solid #ddd; padding: 10px; background-color: #f9f9f9; text-align: left;\"\u003eDimensions \u0026amp; Weight\u003c\/th\u003e\n          \u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e5.04 x 1.26 x 7.72 inches | 12.7 oz (approx. 0.79 lbs)\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin-bottom: 30px;\"\u003e\n    \u003ch2 style=\"color: #2c3e50; font-size: 1.5em; border-bottom: 1px solid #eaeaea; padding-bottom: 5px;\"\u003eFrequently Asked Questions About The Sixth Extinction\u003c\/h2\u003e\n    \n    \u003cdetails style=\"margin-bottom: 10px; border: 1px solid #eaeaea; padding: 10px; border-radius: 4px; background-color: #fcfcfc;\"\u003e\n      \u003csummary style=\"font-weight: bold; cursor: pointer; color: #2c3e50; outline: none;\"\u003eWhat is the central narrative premise, bio-tech threat, and plot trajectory in The Sixth Extinction?\u003c\/summary\u003e\n      \u003cp style=\"margin-top: 10px; margin-bottom: 0;\"\u003eIn The Sixth Extinction, Commander Gray Pierce and his elite covert operatives at Sigma Force confront a synthetic biological threat that risks triggering the earth's sixth mass extinction event. The plot begins when a remote military research facility in California sends out a desperate distress signal before being wiped out by a terrifying, hyper-accelerated bio-weapon that consumes all organic life. To stop the global contagion from spreading, Sigma must trace clues spanning from an ancient map rescued from the Library of Alexandria to hidden ice caverns in Antarctica.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"margin-bottom: 10px; border: 1px solid #eaeaea; padding: 10px; border-radius: 4px; background-color: #fcfcfc;\"\u003e\n      \u003csummary style=\"font-weight: bold; cursor: pointer; color: #2c3e50; outline: none;\"\u003eHow does James Rollins blend real-world evolutionary science, genetic engineering, and historical mystery?\u003c\/summary\u003e\n      \u003cp style=\"margin-top: 10px; margin-bottom: 0;\"\u003eTrue to his signature style, Rollins anchors the narrative in cutting-edge science and historical enigma. The novel explores synthetic biology, extremophiles, mass extinction cycles, and CRISPR-like gene editing, juxtaposing modern bio-weapons against historical clues involving Charles Darwin's lost journals and the ancient continent of Gondwana. Rollins weaves these scientific concepts into a ticking-clock narrative, questioning the ethics of altering the natural evolutionary order.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"margin-bottom: 10px; border: 1px solid #eaeaea; padding: 10px; border-radius: 4px; background-color: #fcfcfc;\"\u003e\n      \u003csummary style=\"font-weight: bold; cursor: pointer; color: #2c3e50; outline: none;\"\u003eWhere does The Sixth Extinction fit within the overall Sigma Force novel series?\u003c\/summary\u003e\n      \u003cp style=\"margin-top: 10px; margin-bottom: 0;\"\u003eThe Sixth Extinction serves as the tenth full-length installment in James Rollins’s bestselling Sigma Force series. While continuing the overarching character arcs and interpersonal dynamics of Gray Pierce, Monk Kokkalis, Kowalski, and Director Painter Crowe, the novel functions as a self-contained story arc that can be enjoyed by new readers without prior knowledge of earlier books in the franchise.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"margin-bottom: 10px; border: 1px solid #eaeaea; padding: 10px; border-radius: 4px; background-color: #fcfcfc;\"\u003e\n      \u003csummary style=\"font-weight: bold; cursor: pointer; color: #2c3e50; outline: none;\"\u003eHow is this techno-thriller evaluated by action-adventure fans, science readers, and literary critics?\u003c\/summary\u003e\n      \u003cp style=\"margin-top: 10px; margin-bottom: 0;\"\u003eThe book was a New York Times bestseller and received acclaim from action-thriller reviewers. Critics praise Rollins for his ability to intertwine real-world scientific breakthroughs with nonstop action, comparing his cinematic pacing and meticulous research to the works of Michael Crichton and Dan Brown.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails style=\"margin-bottom: 10px; border: 1px solid #eaeaea; padding: 10px; border-radius: 4px; background-color: #fcfcfc;\"\u003e\n      \u003csummary style=\"font-weight: bold; cursor: pointer; color: #2c3e50; outline: none;\"\u003eWhat unique veterinary, scientific, and bestselling literary background defines James Rollins?\u003c\/summary\u003e\n      \u003cp style=\"margin-top: 10px; margin-bottom: 0;\"\u003eJames Rollins (pen name of Dr. Jim Czajkowski) is an American author, former practicing veterinarian, experienced scuba diver, and spelunker. Holding a Doctorate in Veterinary Medicine (DVM), Rollins applies his deep background in comparative anatomy, evolutionary biology, and pathology to write scientifically grounded thrillers, authoring bestsellers across the Sigma Force universe, standalone adventure novels, and fantasy series.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003c!-- Condition Notice Disclaimer Bust-Down --\u003e\n    \u003cdetails style=\"margin-bottom: 10px; border: 1px solid #eaeaea; padding: 10px; border-radius: 4px; background-color: #f4f6f8; border-left: 3px solid #2c3e50;\"\u003e\n      \u003csummary style=\"font-weight: bold; cursor: pointer; color: #2c3e50; outline: none;\"\u003eCondition Notice: Pre-Owned \/ Second-Hand Product\u003c\/summary\u003e\n      \u003cp style=\"margin-top: 10px; margin-bottom: 10px;\"\u003e\u003cstrong\u003eAll books, box sets, and multi-volume collections\u003c\/strong\u003e offered by Bust-Down Books are sold in pre-owned, used, and second-hand condition, unless explicitly designated as new in the individual product listing.\u003c\/p\u003e\n      \n      \u003cp style=\"margin-top: 10px; margin-bottom: 5px;\"\u003e\u003cstrong\u003eCondition Details \u0026amp; Grading:\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cul style=\"padding-left: 20px; margin-bottom: 10px;\"\u003e\n        \u003cli style=\"margin-bottom: 6px;\"\u003e\n\u003cstrong\u003ePrevious Ownership:\u003c\/strong\u003e These items have been previously owned, handled, and read. As such, copies may exhibit typical signs of shelf wear, including but not limited to minor creasing, scuffing, edge wear, bent page corners, remainder marks, or spine softening. Paperback editions may show crease lines along the spine, cover edge wear, or minor curling.\u003c\/li\u003e\n        \u003cli style=\"margin-bottom: 6px;\"\u003e\n\u003cstrong\u003eMarkings \u0026amp; Personalization:\u003c\/strong\u003e Items may occasionally contain inscriptions, library stamps, owner names, marginalia, or highlighting. Individual item descriptions reflect significant deviations from standard acceptable condition.\u003c\/li\u003e\n        \u003cli style=\"margin-bottom: 6px;\"\u003e\n\u003cstrong\u003eSupplemental Materials:\u003c\/strong\u003e Secondary and digital components—such as publisher access codes, CD-ROMs, bonus inserts, registration keys, or workbook activity pages—are not guaranteed to be included, active, or unredeemed unless specifically stated in the product description.\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003cp style=\"margin-top: 10px; margin-bottom: 5px;\"\u003e\u003cstrong\u003eFirst Sale Doctrine \u0026amp; Non-Affiliation Statement:\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp style=\"margin-top: 5px; margin-bottom: 10px;\"\u003eAll items sold on this platform are original, lawfully acquired copies being resold under the protection of the First Sale Doctrine (codified under U.S. copyright law, 17 U.S.C. § 109, and applicable international equivalents permitting the secondary resale of lawfully manufactured goods).\u003c\/p\u003e\n      \u003cp style=\"margin-top: 5px; margin-bottom: 0;\"\u003eBust-Down Books, LTD. is an independent, secondary-market bookseller. We are not affiliated with, endorsed by, authorized by, or sponsored by the original authors, copyright holders, publishers, or trademark owners of the titles offered for sale. All registered trademarks, author names, book titles, and publisher imprints remain the sole property of their respective owners and are used strictly for nominative identification and descriptive purposes.\u003c\/p\u003e\n    \u003c\/details\u003e\n  \u003c\/section\u003e\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": [\"Product\", \"Book\"],\n      \"name\": \"The Sixth Extinction: A Sigma Force Novel (Sigma Force Series, Book 10)\",\n      \"author\": [\n        {\n          \"@type\": \"Person\",\n          \"name\": \"James Rollins\"\n        }\n      ],\n      \"isbn\": \"9781409138013\",\n      \"sameAs\": \"1409138011\",\n      \"bookFormat\": \"https:\/\/schema.org\/Paperback\",\n      \"numberOfPages\": 448,\n      \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Orion\"\n      },\n      \"datePublished\": \"2015-09-08\",\n      \"inLanguage\": \"en\",\n      \"image\": \"https:\/\/cdn.shopify.com\/s\/files\/1\/0855\/2077\/7531\/files\/9781409138013.jpg?v=1793901538\",\n      \"url\": \"https:\/\/bustdownbooks.com\/products\/the-sixth-extinction-sigma-force-james-rollins-9781409138013\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"19.99\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"itemCondition\": \"https:\/\/schema.org\/UsedCondition\"\n      },\n      \"about\": [\n        {\n          \"@type\": \"Thing\",\n          \"name\": \"FIC031000 \/ FICTION \/ Thrillers \/ Suspense\"\n        },\n        {\n          \"@type\": \"Thing\",\n          \"name\": \"FIC002000 \/ FICTION \/ Action \u0026 Adventure\"\n        },\n        {\n          \"@type\": \"Thing\",\n          \"name\": \"FIC031080 \/ FICTION \/ Thrillers \/ Technological\"\n        },\n        {\n          \"@type\": \"Thing\",\n          \"name\": \"FIC027000 \/ FICTION \/ Science Fiction \/ General\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the central narrative premise, bio-tech threat, and plot trajectory in The Sixth Extinction?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"In The Sixth Extinction, Commander Gray Pierce and his elite covert operatives at Sigma Force confront a synthetic biological threat that risks triggering the earth's sixth mass extinction event. 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