Biohacker by Leonard Carpenter
Approx. 104,620 words.
Published on September 29, 2011.
Biohacker is a near-future medical thriller about a designer plague. The anonymous computer and gene hacker, a physician/stalker obsessed with reducing Earth's population, announces his intent in highly personal emails to journalists Will and Eva Warner. They soon realize that the plague's creator must be one of the team they've been helping to fight the Blackpox epidemic. But which one?