With Triumphant (hardcover, Kindle), sci-fi writer Jack Campbell is bringing to a close The Genesis Fleet trilogy he began in 2017 with Vanguard and continued a year later with Ascendant. But it’s also the conclusion for the latest chapter of a massive, ongoing series that includes the novels in his Lost Fleet, Lost Fleet: Beyond The Frontier, and Lost Stars books. In the following email interview, he discusses how this all works, what inspired Triumphant, and his plans for future books in this saga.