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Sigma Force · Book 5

The Judas Strain

by James Rollins

Published
1 January 2007
Pages
464
ISBN-13
9780060763893
Type
novel

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Cover of The Judas Strain

About this book

"The Judas Strain" (2007, 464 pages) is the fourth Sigma Force novel, continuing the pattern of team relationships developing across the numbered books even as each entry's core science-and-history mystery wraps up on its own — a series built for both binge-reading and dipping in partway through.

Its place in Sigma Force

The Judas Strain is book 5 in the Sigma Force series. It follows Kowalski's in Love. It is followed by The Last Oracle. See the full Sigma Force reading order.

Sigma Force is a covert unit of the U.S. Defense Advanced Research Projects Agency (DARPA), staffed by former special-forces operatives cross-trained as scientists and sent to investigate threats where cutting-edge science and ancient mystery collide. Every novel pairs a real scientific or historical hook — CRISPR gene editing, quantum physics, lost expeditions, ancient plagues, cryptozoology, Norse and biblical lore — with a globe-spanning conspiracy, and James Rollins (a veterinarian by training) grounds even…

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